/* Generated by Cython 0.17.1 on Sat Nov 16 19:52:57 2013 */

#define PY_SSIZE_T_CLEAN
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  #define PyStringObject               PyUnicodeObject
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  #define PyInt_FromUnicode            PyLong_FromUnicode
  #define PyInt_FromLong               PyLong_FromLong
  #define PyInt_FromSize_t             PyLong_FromSize_t
  #define PyInt_FromSsize_t            PyLong_FromSsize_t
  #define PyInt_AsLong                 PyLong_AsLong
  #define PyInt_AS_LONG                PyLong_AS_LONG
  #define PyInt_AsSsize_t              PyLong_AsSsize_t
  #define PyInt_AsUnsignedLongMask     PyLong_AsUnsignedLongMask
  #define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask
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#if PY_MAJOR_VERSION >= 3
  #define PyBoolObject                 PyLongObject
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  typedef long Py_hash_t;
  #define __Pyx_PyInt_FromHash_t PyInt_FromLong
  #define __Pyx_PyInt_AsHash_t   PyInt_AsLong
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  #define __Pyx_PyInt_FromHash_t PyInt_FromSsize_t
  #define __Pyx_PyInt_AsHash_t   PyInt_AsSsize_t
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  #define __Pyx_PySequence_GetSlice(obj, a, b) PySequence_GetSlice(obj, a, b)
  #define __Pyx_PySequence_SetSlice(obj, a, b, value) PySequence_SetSlice(obj, a, b, value)
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  #define __Pyx_PySequence_GetSlice(obj, a, b) (unlikely(!(obj)) ? \
        (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), (PyObject*)0) : \
        (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_GetSlice(obj, a, b)) : \
            (PyErr_Format(PyExc_TypeError, "'%.200s' object is unsliceable", (obj)->ob_type->tp_name), (PyObject*)0)))
  #define __Pyx_PySequence_SetSlice(obj, a, b, value) (unlikely(!(obj)) ? \
        (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), -1) : \
        (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_SetSlice(obj, a, b, value)) : \
            (PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice assignment", (obj)->ob_type->tp_name), -1)))
  #define __Pyx_PySequence_DelSlice(obj, a, b) (unlikely(!(obj)) ? \
        (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), -1) : \
        (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_DelSlice(obj, a, b)) : \
            (PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice deletion", (obj)->ob_type->tp_name), -1)))
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  #define PyMethod_New(func, self, klass) ((self) ? PyMethod_New(func, self) : PyInstanceMethod_New(func))
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#if PY_VERSION_HEX < 0x02050000
  #define __Pyx_GetAttrString(o,n)   PyObject_GetAttrString((o),((char *)(n)))
  #define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),((char *)(n)),(a))
  #define __Pyx_DelAttrString(o,n)   PyObject_DelAttrString((o),((char *)(n)))
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  #define __Pyx_GetAttrString(o,n)   PyObject_GetAttrString((o),(n))
  #define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),(n),(a))
  #define __Pyx_DelAttrString(o,n)   PyObject_DelAttrString((o),(n))
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#if PY_VERSION_HEX < 0x02050000
  #define __Pyx_NAMESTR(n) ((char *)(n))
  #define __Pyx_DOCSTR(n)  ((char *)(n))
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  #define __Pyx_NAMESTR(n) (n)
  #define __Pyx_DOCSTR(n)  (n)
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#if PY_MAJOR_VERSION >= 3
  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceTrueDivide(x,y)
#else
  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_Divide(x,y)
  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceDivide(x,y)
#endif

#ifndef __PYX_EXTERN_C
  #ifdef __cplusplus
    #define __PYX_EXTERN_C extern "C"
  #else
    #define __PYX_EXTERN_C extern
  #endif
#endif

#if defined(WIN32) || defined(MS_WINDOWS)
#define _USE_MATH_DEFINES
#endif
#include <math.h>
#define __PYX_HAVE___ni_label
#define __PYX_HAVE_API___ni_label
#include "stdio.h"
#include "stdlib.h"
#include "numpy/arrayobject.h"
#include "numpy/ufuncobject.h"
#include "pythread.h"
#include "string.h"
#include "pystate.h"
#ifdef _OPENMP
#include <omp.h>
#endif /* _OPENMP */

#ifdef PYREX_WITHOUT_ASSERTIONS
#define CYTHON_WITHOUT_ASSERTIONS
#endif


/* inline attribute */
#ifndef CYTHON_INLINE
  #if defined(__GNUC__)
    #define CYTHON_INLINE __inline__
  #elif defined(_MSC_VER)
    #define CYTHON_INLINE __inline
  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    #define CYTHON_INLINE inline
  #else
    #define CYTHON_INLINE
  #endif
#endif

/* unused attribute */
#ifndef CYTHON_UNUSED
# if defined(__GNUC__)
#   if !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
#     define CYTHON_UNUSED __attribute__ ((__unused__))
#   else
#     define CYTHON_UNUSED
#   endif
# elif defined(__ICC) || (defined(__INTEL_COMPILER) && !defined(_MSC_VER))
#   define CYTHON_UNUSED __attribute__ ((__unused__))
# else
#   define CYTHON_UNUSED
# endif
#endif

typedef struct {PyObject **p; char *s; const long n; const char* encoding; const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry; /*proto*/


/* Type Conversion Predeclarations */

#define __Pyx_PyBytes_FromUString(s) PyBytes_FromString((char*)s)
#define __Pyx_PyBytes_AsUString(s)   ((unsigned char*) PyBytes_AsString(s))

#define __Pyx_Owned_Py_None(b) (Py_INCREF(Py_None), Py_None)
#define __Pyx_PyBool_FromLong(b) ((b) ? (Py_INCREF(Py_True), Py_True) : (Py_INCREF(Py_False), Py_False))
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x);

static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject*);

#if CYTHON_COMPILING_IN_CPYTHON
#define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x))
#else
#define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x)
#endif
#define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))

#ifdef __GNUC__
  /* Test for GCC > 2.95 */
  #if __GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95))
    #define likely(x)   __builtin_expect(!!(x), 1)
    #define unlikely(x) __builtin_expect(!!(x), 0)
  #else /* __GNUC__ > 2 ... */
    #define likely(x)   (x)
    #define unlikely(x) (x)
  #endif /* __GNUC__ > 2 ... */
#else /* __GNUC__ */
  #define likely(x)   (x)
  #define unlikely(x) (x)
#endif /* __GNUC__ */
    
static PyObject *__pyx_m;
static PyObject *__pyx_b;
static PyObject *__pyx_empty_tuple;
static PyObject *__pyx_empty_bytes;
static int __pyx_lineno;
static int __pyx_clineno = 0;
static const char * __pyx_cfilenm= __FILE__;
static const char *__pyx_filename;

#if !defined(CYTHON_CCOMPLEX)
  #if defined(__cplusplus)
    #define CYTHON_CCOMPLEX 1
  #elif defined(_Complex_I)
    #define CYTHON_CCOMPLEX 1
  #else
    #define CYTHON_CCOMPLEX 0
  #endif
#endif
#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    #include <complex>
  #else
    #include <complex.h>
  #endif
#endif
#if CYTHON_CCOMPLEX && !defined(__cplusplus) && defined(__sun__) && defined(__GNUC__)
  #undef _Complex_I
  #define _Complex_I 1.0fj
#endif


static const char *__pyx_f[] = {
  "_ni_label.pyx",
  "numpy.pxd",
  "stringsource",
  "type.pxd",
};
#define IS_UNSIGNED(type) (((type) -1) > 0)
struct __Pyx_StructField_;
#define __PYX_BUF_FLAGS_PACKED_STRUCT (1 << 0)
typedef struct {
  const char* name; /* for error messages only */
  struct __Pyx_StructField_* fields;
  size_t size;     /* sizeof(type) */
  size_t arraysize[8]; /* length of array in each dimension */
  int ndim;
  char typegroup; /* _R_eal, _C_omplex, Signed _I_nt, _U_nsigned int, _S_truct, _P_ointer, _O_bject, c_H_ar */
  char is_unsigned;
  int flags;
} __Pyx_TypeInfo;
typedef struct __Pyx_StructField_ {
  __Pyx_TypeInfo* type;
  const char* name;
  size_t offset;
} __Pyx_StructField;
typedef struct {
  __Pyx_StructField* field;
  size_t parent_offset;
} __Pyx_BufFmt_StackElem;
typedef struct {
  __Pyx_StructField root;
  __Pyx_BufFmt_StackElem* head;
  size_t fmt_offset;
  size_t new_count, enc_count;
  size_t struct_alignment;
  int is_complex;
  char enc_type;
  char new_packmode;
  char enc_packmode;
  char is_valid_array;
} __Pyx_BufFmt_Context;

struct __pyx_memoryview_obj;
typedef struct {
  struct __pyx_memoryview_obj *memview;
  char *data;
  Py_ssize_t shape[8];
  Py_ssize_t strides[8];
  Py_ssize_t suboffsets[8];
} __Pyx_memviewslice;

#include <pythread.h>
#ifndef CYTHON_ATOMICS
    #define CYTHON_ATOMICS 1
#endif
#define __pyx_atomic_int_type int
/* todo: Portland pgcc, maybe OS X's OSAtomicIncrement32,
   libatomic + autotools-like distutils support? Such a pain... */
#if CYTHON_ATOMICS && __GNUC__ >= 4 && (__GNUC_MINOR__ > 1 || \
                    (__GNUC_MINOR__ == 1 && __GNUC_PATHLEVEL >= 2))
    #define __pyx_atomic_incr_aligned(value, lock) __sync_fetch_and_add(value, 1)
    #define __pyx_atomic_decr_aligned(value, lock) __sync_fetch_and_sub(value, 1)
    #ifdef __PYX_DEBUG_ATOMICS
        #warning "Using GNU atomics"
    #endif
#elif CYTHON_ATOMICS && MSC_VER
    #include <Windows.h>
    #define __pyx_atomic_int_type LONG
    #define __pyx_atomic_incr_aligned(value, lock) InterlockedIncrement(value)
    #define __pyx_atomic_decr_aligned(value, lock) InterlockedDecrement(value)
    #ifdef __PYX_DEBUG_ATOMICS
        #warning "Using MSVC atomics"
    #endif
#elif CYTHON_ATOMICS && (defined(__ICC) || defined(__INTEL_COMPILER)) && 0
    #define __pyx_atomic_incr_aligned(value, lock) _InterlockedIncrement(value)
    #define __pyx_atomic_decr_aligned(value, lock) _InterlockedDecrement(value)
    #ifdef __PYX_DEBUG_ATOMICS
        #warning "Using Intel atomics"
    #endif
#else
    #undef CYTHON_ATOMICS
    #define CYTHON_ATOMICS 0
    #ifdef __PYX_DEBUG_ATOMICS
        #warning "Not using atomics"
    #endif
#endif
typedef volatile __pyx_atomic_int_type __pyx_atomic_int;
#if CYTHON_ATOMICS
    #define __pyx_add_acquisition_count(memview) \
             __pyx_atomic_incr_aligned(__pyx_get_slice_count_pointer(memview), memview->lock)
    #define __pyx_sub_acquisition_count(memview) \
            __pyx_atomic_decr_aligned(__pyx_get_slice_count_pointer(memview), memview->lock)
#else
    #define __pyx_add_acquisition_count(memview) \
            __pyx_add_acquisition_count_locked(__pyx_get_slice_count_pointer(memview), memview->lock)
    #define __pyx_sub_acquisition_count(memview) \
            __pyx_sub_acquisition_count_locked(__pyx_get_slice_count_pointer(memview), memview->lock)
#endif


/* "numpy.pxd":723
 * # in Cython to enable them only on the right systems.
 * 
 * ctypedef npy_int8       int8_t             # <<<<<<<<<<<<<<
 * ctypedef npy_int16      int16_t
 * ctypedef npy_int32      int32_t
 */
typedef npy_int8 __pyx_t_5numpy_int8_t;

/* "numpy.pxd":724
 * 
 * ctypedef npy_int8       int8_t
 * ctypedef npy_int16      int16_t             # <<<<<<<<<<<<<<
 * ctypedef npy_int32      int32_t
 * ctypedef npy_int64      int64_t
 */
typedef npy_int16 __pyx_t_5numpy_int16_t;

/* "numpy.pxd":725
 * ctypedef npy_int8       int8_t
 * ctypedef npy_int16      int16_t
 * ctypedef npy_int32      int32_t             # <<<<<<<<<<<<<<
 * ctypedef npy_int64      int64_t
 * #ctypedef npy_int96      int96_t
 */
typedef npy_int32 __pyx_t_5numpy_int32_t;

/* "numpy.pxd":726
 * ctypedef npy_int16      int16_t
 * ctypedef npy_int32      int32_t
 * ctypedef npy_int64      int64_t             # <<<<<<<<<<<<<<
 * #ctypedef npy_int96      int96_t
 * #ctypedef npy_int128     int128_t
 */
typedef npy_int64 __pyx_t_5numpy_int64_t;

/* "numpy.pxd":730
 * #ctypedef npy_int128     int128_t
 * 
 * ctypedef npy_uint8      uint8_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uint16     uint16_t
 * ctypedef npy_uint32     uint32_t
 */
typedef npy_uint8 __pyx_t_5numpy_uint8_t;

/* "numpy.pxd":731
 * 
 * ctypedef npy_uint8      uint8_t
 * ctypedef npy_uint16     uint16_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uint32     uint32_t
 * ctypedef npy_uint64     uint64_t
 */
typedef npy_uint16 __pyx_t_5numpy_uint16_t;

/* "numpy.pxd":732
 * ctypedef npy_uint8      uint8_t
 * ctypedef npy_uint16     uint16_t
 * ctypedef npy_uint32     uint32_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uint64     uint64_t
 * #ctypedef npy_uint96     uint96_t
 */
typedef npy_uint32 __pyx_t_5numpy_uint32_t;

/* "numpy.pxd":733
 * ctypedef npy_uint16     uint16_t
 * ctypedef npy_uint32     uint32_t
 * ctypedef npy_uint64     uint64_t             # <<<<<<<<<<<<<<
 * #ctypedef npy_uint96     uint96_t
 * #ctypedef npy_uint128    uint128_t
 */
typedef npy_uint64 __pyx_t_5numpy_uint64_t;

/* "numpy.pxd":737
 * #ctypedef npy_uint128    uint128_t
 * 
 * ctypedef npy_float32    float32_t             # <<<<<<<<<<<<<<
 * ctypedef npy_float64    float64_t
 * #ctypedef npy_float80    float80_t
 */
typedef npy_float32 __pyx_t_5numpy_float32_t;

/* "numpy.pxd":738
 * 
 * ctypedef npy_float32    float32_t
 * ctypedef npy_float64    float64_t             # <<<<<<<<<<<<<<
 * #ctypedef npy_float80    float80_t
 * #ctypedef npy_float128   float128_t
 */
typedef npy_float64 __pyx_t_5numpy_float64_t;

/* "numpy.pxd":747
 * # The int types are mapped a bit surprising --
 * # numpy.int corresponds to 'l' and numpy.long to 'q'
 * ctypedef npy_long       int_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longlong   long_t
 * ctypedef npy_longlong   longlong_t
 */
typedef npy_long __pyx_t_5numpy_int_t;

/* "numpy.pxd":748
 * # numpy.int corresponds to 'l' and numpy.long to 'q'
 * ctypedef npy_long       int_t
 * ctypedef npy_longlong   long_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longlong   longlong_t
 * 
 */
typedef npy_longlong __pyx_t_5numpy_long_t;

/* "numpy.pxd":749
 * ctypedef npy_long       int_t
 * ctypedef npy_longlong   long_t
 * ctypedef npy_longlong   longlong_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_ulong      uint_t
 */
typedef npy_longlong __pyx_t_5numpy_longlong_t;

/* "numpy.pxd":751
 * ctypedef npy_longlong   longlong_t
 * 
 * ctypedef npy_ulong      uint_t             # <<<<<<<<<<<<<<
 * ctypedef npy_ulonglong  ulong_t
 * ctypedef npy_ulonglong  ulonglong_t
 */
typedef npy_ulong __pyx_t_5numpy_uint_t;

/* "numpy.pxd":752
 * 
 * ctypedef npy_ulong      uint_t
 * ctypedef npy_ulonglong  ulong_t             # <<<<<<<<<<<<<<
 * ctypedef npy_ulonglong  ulonglong_t
 * 
 */
typedef npy_ulonglong __pyx_t_5numpy_ulong_t;

/* "numpy.pxd":753
 * ctypedef npy_ulong      uint_t
 * ctypedef npy_ulonglong  ulong_t
 * ctypedef npy_ulonglong  ulonglong_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_intp       intp_t
 */
typedef npy_ulonglong __pyx_t_5numpy_ulonglong_t;

/* "numpy.pxd":755
 * ctypedef npy_ulonglong  ulonglong_t
 * 
 * ctypedef npy_intp       intp_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uintp      uintp_t
 * 
 */
typedef npy_intp __pyx_t_5numpy_intp_t;

/* "numpy.pxd":756
 * 
 * ctypedef npy_intp       intp_t
 * ctypedef npy_uintp      uintp_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_double     float_t
 */
typedef npy_uintp __pyx_t_5numpy_uintp_t;

/* "numpy.pxd":758
 * ctypedef npy_uintp      uintp_t
 * 
 * ctypedef npy_double     float_t             # <<<<<<<<<<<<<<
 * ctypedef npy_double     double_t
 * ctypedef npy_longdouble longdouble_t
 */
typedef npy_double __pyx_t_5numpy_float_t;

/* "numpy.pxd":759
 * 
 * ctypedef npy_double     float_t
 * ctypedef npy_double     double_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longdouble longdouble_t
 * 
 */
typedef npy_double __pyx_t_5numpy_double_t;

/* "numpy.pxd":760
 * ctypedef npy_double     float_t
 * ctypedef npy_double     double_t
 * ctypedef npy_longdouble longdouble_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_cfloat      cfloat_t
 */
typedef npy_longdouble __pyx_t_5numpy_longdouble_t;
#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    typedef ::std::complex< float > __pyx_t_float_complex;
  #else
    typedef float _Complex __pyx_t_float_complex;
  #endif
#else
    typedef struct { float real, imag; } __pyx_t_float_complex;
#endif

#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    typedef ::std::complex< double > __pyx_t_double_complex;
  #else
    typedef double _Complex __pyx_t_double_complex;
  #endif
#else
    typedef struct { double real, imag; } __pyx_t_double_complex;
#endif


/*--- Type declarations ---*/
struct __pyx_memoryview_obj;
struct __pyx_array_obj;
struct __pyx_MemviewEnum_obj;
struct __pyx_memoryviewslice_obj;

/* "numpy.pxd":762
 * ctypedef npy_longdouble longdouble_t
 * 
 * ctypedef npy_cfloat      cfloat_t             # <<<<<<<<<<<<<<
 * ctypedef npy_cdouble     cdouble_t
 * ctypedef npy_clongdouble clongdouble_t
 */
typedef npy_cfloat __pyx_t_5numpy_cfloat_t;

/* "numpy.pxd":763
 * 
 * ctypedef npy_cfloat      cfloat_t
 * ctypedef npy_cdouble     cdouble_t             # <<<<<<<<<<<<<<
 * ctypedef npy_clongdouble clongdouble_t
 * 
 */
typedef npy_cdouble __pyx_t_5numpy_cdouble_t;

/* "numpy.pxd":764
 * ctypedef npy_cfloat      cfloat_t
 * ctypedef npy_cdouble     cdouble_t
 * ctypedef npy_clongdouble clongdouble_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_cdouble     complex_t
 */
typedef npy_clongdouble __pyx_t_5numpy_clongdouble_t;

/* "numpy.pxd":766
 * ctypedef npy_clongdouble clongdouble_t
 * 
 * ctypedef npy_cdouble     complex_t             # <<<<<<<<<<<<<<
 * 
 * cdef inline object PyArray_MultiIterNew1(a):
 */
typedef npy_cdouble __pyx_t_5numpy_complex_t;

/* "_ni_label.pyx":16
 *    ctypedef int Py_intptr_t
 * 
 * cdef enum:             # <<<<<<<<<<<<<<
 *     BACKGROUND = 0
 *     FOREGROUND = 1
 */
enum  {
  __pyx_e_9_ni_label_BACKGROUND = 0,
  __pyx_e_9_ni_label_FOREGROUND = 1
};

/* "_ni_label.pyx":108
 * # Typedefs for referring to specialized instances of fused functions
 * ######################################################################
 * ctypedef void (*nonzero_line_func_t)(void *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                                      np.uintp_t *line, np.intp_t L) nogil
 * ctypedef void (*read_line_func_t)(void *p, np.intp_t stride,
 */
typedef void (*__pyx_t_9_ni_label_nonzero_line_func_t)(void *, __pyx_t_5numpy_intp_t, __pyx_t_5numpy_uintp_t *, __pyx_t_5numpy_intp_t);

/* "_ni_label.pyx":110
 * ctypedef void (*nonzero_line_func_t)(void *p, np.intp_t stride,
 *                                      np.uintp_t *line, np.intp_t L) nogil
 * ctypedef void (*read_line_func_t)(void *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                                   np.uintp_t *line, np.intp_t L) nogil
 * ctypedef bint (*write_line_func_t)(void *p, np.intp_t stride,
 */
typedef void (*__pyx_t_9_ni_label_read_line_func_t)(void *, __pyx_t_5numpy_intp_t, __pyx_t_5numpy_uintp_t *, __pyx_t_5numpy_intp_t);

/* "_ni_label.pyx":112
 * ctypedef void (*read_line_func_t)(void *p, np.intp_t stride,
 *                                   np.uintp_t *line, np.intp_t L) nogil
 * ctypedef bint (*write_line_func_t)(void *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                                    np.uintp_t *line, np.intp_t L) nogil
 * 
 */
typedef int (*__pyx_t_9_ni_label_write_line_func_t)(void *, __pyx_t_5numpy_intp_t, __pyx_t_5numpy_uintp_t *, __pyx_t_5numpy_intp_t);

/* "View.MemoryView":308
 * 
 * @cname('__pyx_memoryview')
 * cdef class memoryview(object):             # <<<<<<<<<<<<<<
 * 
 *     cdef object obj
 */
struct __pyx_memoryview_obj {
  PyObject_HEAD
  struct __pyx_vtabstruct_memoryview *__pyx_vtab;
  PyObject *obj;
  PyObject *_size;
  PyObject *_array_interface;
  PyThread_type_lock lock;
  __pyx_atomic_int acquisition_count[2];
  __pyx_atomic_int *acquisition_count_aligned_p;
  Py_buffer view;
  int flags;
  int dtype_is_object;
  __Pyx_TypeInfo *typeinfo;
};


/* "View.MemoryView":96
 * 
 * @cname("__pyx_array")
 * cdef class array:             # <<<<<<<<<<<<<<
 * 
 *     cdef:
 */
struct __pyx_array_obj {
  PyObject_HEAD
  char *data;
  Py_ssize_t len;
  char *format;
  int ndim;
  Py_ssize_t *_shape;
  Py_ssize_t *_strides;
  Py_ssize_t itemsize;
  PyObject *mode;
  PyObject *_format;
  void (*callback_free_data)(void *);
  int free_data;
  int dtype_is_object;
};


/* "View.MemoryView":275
 * 
 * @cname('__pyx_MemviewEnum')
 * cdef class Enum(object):             # <<<<<<<<<<<<<<
 *     cdef object name
 *     def __init__(self, name):
 */
struct __pyx_MemviewEnum_obj {
  PyObject_HEAD
  PyObject *name;
};


/* "View.MemoryView":927
 * 
 * @cname('__pyx_memoryviewslice')
 * cdef class _memoryviewslice(memoryview):             # <<<<<<<<<<<<<<
 *     "Internal class for passing memoryview slices to Python"
 * 
 */
struct __pyx_memoryviewslice_obj {
  struct __pyx_memoryview_obj __pyx_base;
  __Pyx_memviewslice from_slice;
  PyObject *from_object;
  PyObject *(*to_object_func)(char *);
  int (*to_dtype_func)(char *, PyObject *);
};



/* "View.MemoryView":308
 * 
 * @cname('__pyx_memoryview')
 * cdef class memoryview(object):             # <<<<<<<<<<<<<<
 * 
 *     cdef object obj
 */

struct __pyx_vtabstruct_memoryview {
  char *(*get_item_pointer)(struct __pyx_memoryview_obj *, PyObject *);
  PyObject *(*is_slice)(struct __pyx_memoryview_obj *, PyObject *);
  PyObject *(*setitem_slice_assignment)(struct __pyx_memoryview_obj *, PyObject *, PyObject *);
  PyObject *(*setitem_slice_assign_scalar)(struct __pyx_memoryview_obj *, struct __pyx_memoryview_obj *, PyObject *);
  PyObject *(*setitem_indexed)(struct __pyx_memoryview_obj *, PyObject *, PyObject *);
  PyObject *(*convert_item_to_object)(struct __pyx_memoryview_obj *, char *);
  PyObject *(*assign_item_from_object)(struct __pyx_memoryview_obj *, char *, PyObject *);
};
static struct __pyx_vtabstruct_memoryview *__pyx_vtabptr_memoryview;


/* "View.MemoryView":927
 * 
 * @cname('__pyx_memoryviewslice')
 * cdef class _memoryviewslice(memoryview):             # <<<<<<<<<<<<<<
 *     "Internal class for passing memoryview slices to Python"
 * 
 */

struct __pyx_vtabstruct__memoryviewslice {
  struct __pyx_vtabstruct_memoryview __pyx_base;
};
static struct __pyx_vtabstruct__memoryviewslice *__pyx_vtabptr__memoryviewslice;
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#define __Pyx_XCLEAR(r)   do { if((r) != NULL) {PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);}} while(0)

static PyObject *__Pyx_GetName(PyObject *dict, PyObject *name); /*proto*/

static void __Pyx_RaiseArgtupleInvalid(const char* func_name, int exact,
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static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name); /*proto*/

static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[], \
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static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb); /*proto*/

static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j) {
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#define __Pyx_GetItemInt_List(o, i, size, to_py_func) (((size) <= sizeof(Py_ssize_t)) ? \
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static CYTHON_INLINE PyObject *__Pyx_GetItemInt_List_Fast(PyObject *o, Py_ssize_t i) {
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        PyObject *r = PyList_GET_ITEM(o, PyList_GET_SIZE(o) + i);
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#define __Pyx_GetItemInt_Tuple(o, i, size, to_py_func) (((size) <= sizeof(Py_ssize_t)) ? \
                                                    __Pyx_GetItemInt_Tuple_Fast(o, i) : \
                                                    __Pyx_GetItemInt_Generic(o, to_py_func(i)))
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Tuple_Fast(PyObject *o, Py_ssize_t i) {
#if CYTHON_COMPILING_IN_CPYTHON
    if (likely((0 <= i) & (i < PyTuple_GET_SIZE(o)))) {
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        PyObject *r = PyTuple_GET_ITEM(o, PyTuple_GET_SIZE(o) + i);
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#define __Pyx_GetItemInt(o, i, size, to_py_func) (((size) <= sizeof(Py_ssize_t)) ? \
                                                    __Pyx_GetItemInt_Fast(o, i) : \
                                                    __Pyx_GetItemInt_Generic(o, to_py_func(i)))
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Fast(PyObject *o, Py_ssize_t i) {
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        PySequenceMethods *m = Py_TYPE(o)->tp_as_sequence;
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static CYTHON_INLINE int __Pyx_PySequence_Contains(PyObject* item, PyObject* seq, int eq) {
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static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb); /*proto*/
static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb); /*proto*/

static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause); /*proto*/

#define __Pyx_SetItemInt(o, i, v, size, to_py_func) (((size) <= sizeof(Py_ssize_t)) ? \
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static CYTHON_INLINE int __Pyx_SetItemInt_Generic(PyObject *o, PyObject *j, PyObject *v) {
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static CYTHON_INLINE int __Pyx_SetItemInt_Fast(PyObject *o, Py_ssize_t i, PyObject *v) {
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static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected);

static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index);

static CYTHON_INLINE int __Pyx_IterFinish(void); /*proto*/

static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected); /*proto*/

static int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed,
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static CYTHON_INLINE int  __Pyx_GetBufferAndValidate(Py_buffer* buf, PyObject* obj,
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static CYTHON_INLINE void __Pyx_SafeReleaseBuffer(Py_buffer* info);

static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type); /*proto*/

#if PY_VERSION_HEX < 0x02050000
#ifndef PyAnySet_CheckExact
#define PyAnySet_CheckExact(ob) \
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#define PySet_New(iterable) \
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#define PySet_Size(anyset) \
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static CYTHON_INLINE int PySet_Clear(PyObject *set) {
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static CYTHON_INLINE int PySet_Discard(PyObject *set, PyObject *key) {
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static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void);

static CYTHON_INLINE PyObject *__Pyx_GetAttr3(PyObject *, PyObject *, PyObject *); /*proto*/

static CYTHON_INLINE Py_ssize_t __Pyx_div_Py_ssize_t(Py_ssize_t, Py_ssize_t); /* proto */

#define UNARY_NEG_WOULD_OVERFLOW(x)            (((x) < 0) & ((unsigned long)(x) == 0-(unsigned long)(x)))

static int __pyx_array_getbuffer(PyObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /*proto*/
  static CYTHON_INLINE int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals); /*proto*/

static PyObject *get_memview(PyObject *__pyx_v_self); /*proto*/
  static CYTHON_INLINE PyObject* __Pyx_decode_c_string(
         const char* cstring, Py_ssize_t start, Py_ssize_t stop,
         const char* encoding, const char* errors,
         PyObject* (*decode_func)(const char *s, Py_ssize_t size, const char *errors));

#include <string.h>

static int __pyx_memoryview_getbuffer(PyObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /*proto*/
  static PyObject *__pyx_memoryview_transpose(PyObject *__pyx_v_self); /*proto*/
  static PyObject *__pyx_memoryview__get__base(PyObject *__pyx_v_self); /*proto*/
  static PyObject *__pyx_memoryview_get_shape(PyObject *__pyx_v_self); /*proto*/
  #if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE int __Pyx_PyList_Append(PyObject* list, PyObject* x) {
    PyListObject* L = (PyListObject*) list;
    Py_ssize_t len = Py_SIZE(list);
    if (likely(L->allocated > len)) {
        Py_INCREF(x);
        PyList_SET_ITEM(list, len, x);
        Py_SIZE(list) = len+1;
        return 0;
    }
    return PyList_Append(list, x);
}
#else
#define __Pyx_PyList_Append(L,x) PyList_Append(L,x)
#endif

static PyObject *__pyx_memoryview_get_strides(PyObject *__pyx_v_self); /*proto*/
  static PyObject *__pyx_memoryview_get_suboffsets(PyObject *__pyx_v_self); /*proto*/
  static PyObject *__pyx_memoryview_get_ndim(PyObject *__pyx_v_self); /*proto*/
  static PyObject *__pyx_memoryview_get_itemsize(PyObject *__pyx_v_self); /*proto*/
  static PyObject *__pyx_memoryview_get_nbytes(PyObject *__pyx_v_self); /*proto*/
  static PyObject *__pyx_memoryview_get_size(PyObject *__pyx_v_self); /*proto*/
  static CYTHON_INLINE void __Pyx_RaiseUnboundLocalError(const char *varname);

static CYTHON_INLINE long __Pyx_div_long(long, long); /* proto */

static PyObject *__pyx_memoryviewslice__get__base(PyObject *__pyx_v_self); /*proto*/
  static int __pyx_typeinfo_cmp(__Pyx_TypeInfo *a, __Pyx_TypeInfo *b);

#define __Pyx_BUF_MAX_NDIMS %(BUF_MAX_NDIMS)d
#define __Pyx_MEMVIEW_DIRECT   1
#define __Pyx_MEMVIEW_PTR      2
#define __Pyx_MEMVIEW_FULL     4
#define __Pyx_MEMVIEW_CONTIG   8
#define __Pyx_MEMVIEW_STRIDED  16
#define __Pyx_MEMVIEW_FOLLOW   32
#define __Pyx_IS_C_CONTIG 1
#define __Pyx_IS_F_CONTIG 2
static int __Pyx_ValidateAndInit_memviewslice(
                int *axes_specs,
                int c_or_f_flag,
                int buf_flags,
                int ndim,
                __Pyx_TypeInfo *dtype,
                __Pyx_BufFmt_StackElem stack[],
                __Pyx_memviewslice *memviewslice,
                PyObject *original_obj);
static int __Pyx_init_memviewslice(
                struct __pyx_memoryview_obj *memview,
                int ndim,
                __Pyx_memviewslice *memviewslice,
                int memview_is_new_reference);
static CYTHON_INLINE int __pyx_add_acquisition_count_locked(__pyx_atomic_int *acquisition_count,
                                                            PyThread_type_lock lock);
static CYTHON_INLINE int __pyx_sub_acquisition_count_locked(__pyx_atomic_int *acquisition_count,
                                                            PyThread_type_lock lock);
#define __pyx_get_slice_count_pointer(memview) (memview->acquisition_count_aligned_p)
#define __pyx_get_slice_count(memview) (*__pyx_get_slice_count_pointer(memview))
#define __PYX_INC_MEMVIEW(slice, have_gil) __Pyx_INC_MEMVIEW(slice, have_gil, __LINE__)
#define __PYX_XDEC_MEMVIEW(slice, have_gil) __Pyx_XDEC_MEMVIEW(slice, have_gil, __LINE__)
static CYTHON_INLINE void __Pyx_INC_MEMVIEW(__Pyx_memviewslice *, int, int);
static CYTHON_INLINE void __Pyx_XDEC_MEMVIEW(__Pyx_memviewslice *, int, int);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_int8_t(PyObject *);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_int16_t(PyObject *);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_int32_t(PyObject *);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_int64_t(PyObject *);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_uint8_t(PyObject *);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_uint16_t(PyObject *);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_uint32_t(PyObject *);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_uint64_t(PyObject *);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_float32_t(PyObject *);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_float64_t(PyObject *);

static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level); /*proto*/

static CYTHON_INLINE void __Pyx_ExceptionSave(PyObject **type, PyObject **value, PyObject **tb); /*proto*/
static void __Pyx_ExceptionReset(PyObject *type, PyObject *value, PyObject *tb); /*proto*/

typedef struct {
  Py_ssize_t shape, strides, suboffsets;
} __Pyx_Buf_DimInfo;
typedef struct {
  size_t refcount;
  Py_buffer pybuffer;
} __Pyx_Buffer;
typedef struct {
  __Pyx_Buffer *rcbuffer;
  char *data;
  __Pyx_Buf_DimInfo diminfo[8];
} __Pyx_LocalBuf_ND;

#if PY_MAJOR_VERSION < 3
    static int __Pyx_GetBuffer(PyObject *obj, Py_buffer *view, int flags);
    static void __Pyx_ReleaseBuffer(Py_buffer *view);
#else
    #define __Pyx_GetBuffer PyObject_GetBuffer
    #define __Pyx_ReleaseBuffer PyBuffer_Release
#endif


  static Py_ssize_t __Pyx_zeros[] = {0, 0, 0, 0, 0, 0, 0, 0};
static Py_ssize_t __Pyx_minusones[] = {-1, -1, -1, -1, -1, -1, -1, -1};

static PyObject *__Pyx_FindPy2Metaclass(PyObject *bases); /*proto*/

static PyObject *__Pyx_CreateClass(PyObject *bases, PyObject *dict, PyObject *name,
                                   PyObject *modname); /*proto*/

#define __Pyx_CyFunction_USED 1
#include <structmember.h>
#define __Pyx_CYFUNCTION_STATICMETHOD  0x01
#define __Pyx_CYFUNCTION_CLASSMETHOD   0x02
#define __Pyx_CYFUNCTION_CCLASS        0x04
#define __Pyx_CyFunction_GetClosure(f) \
    (((__pyx_CyFunctionObject *) (f))->func_closure)
#define __Pyx_CyFunction_GetClassObj(f) \
    (((__pyx_CyFunctionObject *) (f))->func_classobj)
#define __Pyx_CyFunction_Defaults(type, f) \
    ((type *)(((__pyx_CyFunctionObject *) (f))->defaults))
#define __Pyx_CyFunction_SetDefaultsGetter(f, g) \
    ((__pyx_CyFunctionObject *) (f))->defaults_getter = (g)
typedef struct {
    PyCFunctionObject func;
    int flags;
    PyObject *func_dict;
    PyObject *func_weakreflist;
    PyObject *func_name;
    PyObject *func_doc;
    PyObject *func_code;
    PyObject *func_closure;
    PyObject *func_classobj; /* No-args super() class cell */
    void *defaults;
    int defaults_pyobjects;
    PyObject *defaults_tuple; /* Const defaults tuple */
    PyObject *(*defaults_getter)(PyObject *);
} __pyx_CyFunctionObject;
static PyTypeObject *__pyx_CyFunctionType = 0;
#define __Pyx_CyFunction_NewEx(ml, flags, self, module, code) \
    __Pyx_CyFunction_New(__pyx_CyFunctionType, ml, flags, self, module, code)
static PyObject *__Pyx_CyFunction_New(PyTypeObject *,
                                      PyMethodDef *ml, int flags,
                                      PyObject *self, PyObject *module,
                                      PyObject* code);
static CYTHON_INLINE void *__Pyx_CyFunction_InitDefaults(PyObject *m,
                                                         size_t size,
                                                         int pyobjects);
static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsTuple(PyObject *m,
                                                            PyObject *tuple);
static int __Pyx_CyFunction_init(void);

typedef struct {
    __pyx_CyFunctionObject func;
    PyObject *__signatures__;
    PyObject *type;
    PyObject *self;
} __pyx_FusedFunctionObject;
#define __pyx_FusedFunction_NewEx(ml, flags, self, module, code)         \
        __pyx_FusedFunction_New(__pyx_FusedFunctionType, ml, flags, self, module, code)
static PyObject *__pyx_FusedFunction_New(PyTypeObject *type,
                                         PyMethodDef *ml, int flags,
                                         PyObject *self, PyObject *module,
                                         PyObject *code);
static PyTypeObject *__pyx_FusedFunctionType = NULL;
static int __pyx_FusedFunction_init(void);
#define __Pyx_FusedFunction_USED

static CYTHON_INLINE PyObject *__Pyx_PyInt_to_py_Py_intptr_t(Py_intptr_t);

static CYTHON_INLINE Py_intptr_t __Pyx_PyInt_from_py_Py_intptr_t(PyObject *);

#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    #define __Pyx_CREAL(z) ((z).real())
    #define __Pyx_CIMAG(z) ((z).imag())
  #else
    #define __Pyx_CREAL(z) (__real__(z))
    #define __Pyx_CIMAG(z) (__imag__(z))
  #endif
#else
    #define __Pyx_CREAL(z) ((z).real)
    #define __Pyx_CIMAG(z) ((z).imag)
#endif
#if defined(_WIN32) && defined(__cplusplus) && CYTHON_CCOMPLEX
    #define __Pyx_SET_CREAL(z,x) ((z).real(x))
    #define __Pyx_SET_CIMAG(z,y) ((z).imag(y))
#else
    #define __Pyx_SET_CREAL(z,x) __Pyx_CREAL(z) = (x)
    #define __Pyx_SET_CIMAG(z,y) __Pyx_CIMAG(z) = (y)
#endif

static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float, float);

#if CYTHON_CCOMPLEX
    #define __Pyx_c_eqf(a, b)   ((a)==(b))
    #define __Pyx_c_sumf(a, b)  ((a)+(b))
    #define __Pyx_c_difff(a, b) ((a)-(b))
    #define __Pyx_c_prodf(a, b) ((a)*(b))
    #define __Pyx_c_quotf(a, b) ((a)/(b))
    #define __Pyx_c_negf(a)     (-(a))
  #ifdef __cplusplus
    #define __Pyx_c_is_zerof(z) ((z)==(float)0)
    #define __Pyx_c_conjf(z)    (::std::conj(z))
    #if 1
        #define __Pyx_c_absf(z)     (::std::abs(z))
        #define __Pyx_c_powf(a, b)  (::std::pow(a, b))
    #endif
  #else
    #define __Pyx_c_is_zerof(z) ((z)==0)
    #define __Pyx_c_conjf(z)    (conjf(z))
    #if 1
        #define __Pyx_c_absf(z)     (cabsf(z))
        #define __Pyx_c_powf(a, b)  (cpowf(a, b))
    #endif
 #endif
#else
    static CYTHON_INLINE int __Pyx_c_eqf(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sumf(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_difff(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prodf(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quotf(__pyx_t_float_complex, __pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_negf(__pyx_t_float_complex);
    static CYTHON_INLINE int __Pyx_c_is_zerof(__pyx_t_float_complex);
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conjf(__pyx_t_float_complex);
    #if 1
        static CYTHON_INLINE float __Pyx_c_absf(__pyx_t_float_complex);
        static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_powf(__pyx_t_float_complex, __pyx_t_float_complex);
    #endif
#endif

static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double, double);

#if CYTHON_CCOMPLEX
    #define __Pyx_c_eq(a, b)   ((a)==(b))
    #define __Pyx_c_sum(a, b)  ((a)+(b))
    #define __Pyx_c_diff(a, b) ((a)-(b))
    #define __Pyx_c_prod(a, b) ((a)*(b))
    #define __Pyx_c_quot(a, b) ((a)/(b))
    #define __Pyx_c_neg(a)     (-(a))
  #ifdef __cplusplus
    #define __Pyx_c_is_zero(z) ((z)==(double)0)
    #define __Pyx_c_conj(z)    (::std::conj(z))
    #if 1
        #define __Pyx_c_abs(z)     (::std::abs(z))
        #define __Pyx_c_pow(a, b)  (::std::pow(a, b))
    #endif
  #else
    #define __Pyx_c_is_zero(z) ((z)==0)
    #define __Pyx_c_conj(z)    (conj(z))
    #if 1
        #define __Pyx_c_abs(z)     (cabs(z))
        #define __Pyx_c_pow(a, b)  (cpow(a, b))
    #endif
 #endif
#else
    static CYTHON_INLINE int __Pyx_c_eq(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_sum(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_diff(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_prod(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot(__pyx_t_double_complex, __pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_neg(__pyx_t_double_complex);
    static CYTHON_INLINE int __Pyx_c_is_zero(__pyx_t_double_complex);
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_conj(__pyx_t_double_complex);
    #if 1
        static CYTHON_INLINE double __Pyx_c_abs(__pyx_t_double_complex);
        static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_pow(__pyx_t_double_complex, __pyx_t_double_complex);
    #endif
#endif

static int __pyx_memviewslice_is_contig(const __Pyx_memviewslice *mvs,
                                        char order, int ndim);

static int __pyx_slices_overlap(__Pyx_memviewslice *slice1,
                                __Pyx_memviewslice *slice2,
                                int ndim, size_t itemsize);

static __Pyx_memviewslice
__pyx_memoryview_copy_new_contig(const __Pyx_memviewslice *from_mvs,
                                 const char *mode, int ndim,
                                 size_t sizeof_dtype, int contig_flag,
                                 int dtype_is_object);

static CYTHON_INLINE PyObject *__pyx_capsule_create(void *p, const char *sig);

static CYTHON_INLINE unsigned char __Pyx_PyInt_AsUnsignedChar(PyObject *);

static CYTHON_INLINE unsigned short __Pyx_PyInt_AsUnsignedShort(PyObject *);

static CYTHON_INLINE unsigned int __Pyx_PyInt_AsUnsignedInt(PyObject *);

static CYTHON_INLINE char __Pyx_PyInt_AsChar(PyObject *);

static CYTHON_INLINE short __Pyx_PyInt_AsShort(PyObject *);

static CYTHON_INLINE int __Pyx_PyInt_AsInt(PyObject *);

static CYTHON_INLINE signed char __Pyx_PyInt_AsSignedChar(PyObject *);

static CYTHON_INLINE signed short __Pyx_PyInt_AsSignedShort(PyObject *);

static CYTHON_INLINE signed int __Pyx_PyInt_AsSignedInt(PyObject *);

static CYTHON_INLINE int __Pyx_PyInt_AsLongDouble(PyObject *);

static CYTHON_INLINE unsigned long __Pyx_PyInt_AsUnsignedLong(PyObject *);

static CYTHON_INLINE unsigned PY_LONG_LONG __Pyx_PyInt_AsUnsignedLongLong(PyObject *);

static CYTHON_INLINE long __Pyx_PyInt_AsLong(PyObject *);

static CYTHON_INLINE PY_LONG_LONG __Pyx_PyInt_AsLongLong(PyObject *);

static CYTHON_INLINE signed long __Pyx_PyInt_AsSignedLong(PyObject *);

static CYTHON_INLINE signed PY_LONG_LONG __Pyx_PyInt_AsSignedLongLong(PyObject *);

static void __Pyx_WriteUnraisable(const char *name, int clineno,
                                  int lineno, const char *filename); /*proto*/

static int __Pyx_check_binary_version(void);

static int __Pyx_SetVtable(PyObject *dict, void *vtable); /*proto*/

#if !defined(__Pyx_PyIdentifier_FromString)
#if PY_MAJOR_VERSION < 3
  #define __Pyx_PyIdentifier_FromString(s) PyString_FromString(s)
#else
  #define __Pyx_PyIdentifier_FromString(s) PyUnicode_FromString(s)
#endif
#endif

static PyObject *__Pyx_ImportModule(const char *name); /*proto*/

static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name, size_t size, int strict);  /*proto*/

typedef struct {
    int code_line;
    PyCodeObject* code_object;
} __Pyx_CodeObjectCacheEntry;
struct __Pyx_CodeObjectCache {
    int count;
    int max_count;
    __Pyx_CodeObjectCacheEntry* entries;
};
static struct __Pyx_CodeObjectCache __pyx_code_cache = {0,0,NULL};
static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line);
static PyCodeObject *__pyx_find_code_object(int code_line);
static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object);

static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename); /*proto*/

static int __Pyx_InitStrings(__Pyx_StringTabEntry *t); /*proto*/


/* Module declarations from 'cython' */

/* Module declarations from 'cpython.buffer' */

/* Module declarations from 'cpython.ref' */

/* Module declarations from 'libc.stdio' */

/* Module declarations from 'cpython.object' */

/* Module declarations from '__builtin__' */

/* Module declarations from 'cpython.type' */
static PyTypeObject *__pyx_ptype_7cpython_4type_type = 0;

/* Module declarations from 'libc.stdlib' */

/* Module declarations from 'numpy' */

/* Module declarations from 'numpy' */
static PyTypeObject *__pyx_ptype_5numpy_dtype = 0;
static PyTypeObject *__pyx_ptype_5numpy_flatiter = 0;
static PyTypeObject *__pyx_ptype_5numpy_broadcast = 0;
static PyTypeObject *__pyx_ptype_5numpy_ndarray = 0;
static PyTypeObject *__pyx_ptype_5numpy_ufunc = 0;
static CYTHON_INLINE char *__pyx_f_5numpy__util_dtypestring(PyArray_Descr *, char *, char *, int *); /*proto*/

/* Module declarations from '_ni_label' */
static PyTypeObject *__pyx_array_type = 0;
static PyTypeObject *__pyx_MemviewEnum_type = 0;
static PyTypeObject *__pyx_memoryview_type = 0;
static PyTypeObject *__pyx_memoryviewslice_type = 0;
static PyObject *generic = 0;
static PyObject *strided = 0;
static PyObject *indirect = 0;
static PyObject *contiguous = 0;
static PyObject *indirect_contiguous = 0;
static CYTHON_INLINE __pyx_t_5numpy_uintp_t __pyx_f_9_ni_label_mark_for_merge(__pyx_t_5numpy_uintp_t, __pyx_t_5numpy_uintp_t, __pyx_t_5numpy_uintp_t *); /*proto*/
static CYTHON_INLINE __pyx_t_5numpy_uintp_t __pyx_f_9_ni_label_take_label_or_merge(__pyx_t_5numpy_uintp_t, __pyx_t_5numpy_uintp_t, __pyx_t_5numpy_uintp_t *); /*proto*/
static __pyx_t_5numpy_uintp_t __pyx_f_9_ni_label_label_line_with_neighbor(__pyx_t_5numpy_uintp_t *, __pyx_t_5numpy_uintp_t *, int, int, int, __pyx_t_5numpy_intp_t, int, int, __pyx_t_5numpy_uintp_t, __pyx_t_5numpy_uintp_t *); /*proto*/
static PyObject *__pyx_f_9_ni_label__label(PyArrayObject *, PyArrayObject *, PyArrayObject *, int __pyx_skip_dispatch); /*proto*/
static void __pyx_fuse_0__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_int8_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_1__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_int16_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_2__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_int32_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_3__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_int64_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_4__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_uint8_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_5__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_uint16_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_6__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_uint32_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_7__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_uint64_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_8__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_float32_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_9__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_float64_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_0__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_int8_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_1__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_int16_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_2__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_int32_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_3__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_int64_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_4__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_uint8_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_5__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_uint16_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_6__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_uint32_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_7__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_uint64_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_8__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_float32_t *, int, size_t *, int); /*proto*/
static void __pyx_fuse_9__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_float64_t *, int, size_t *, int); /*proto*/
static int __pyx_fuse_0__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_int8_t *, int, size_t *, int); /*proto*/
static int __pyx_fuse_1__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_int16_t *, int, size_t *, int); /*proto*/
static int __pyx_fuse_2__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_int32_t *, int, size_t *, int); /*proto*/
static int __pyx_fuse_3__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_int64_t *, int, size_t *, int); /*proto*/
static int __pyx_fuse_4__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_uint8_t *, int, size_t *, int); /*proto*/
static int __pyx_fuse_5__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_uint16_t *, int, size_t *, int); /*proto*/
static int __pyx_fuse_6__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_uint32_t *, int, size_t *, int); /*proto*/
static int __pyx_fuse_7__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_uint64_t *, int, size_t *, int); /*proto*/
static int __pyx_fuse_8__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_float32_t *, int, size_t *, int); /*proto*/
static int __pyx_fuse_9__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_float64_t *, int, size_t *, int); /*proto*/
static struct __pyx_array_obj *__pyx_array_new(PyObject *, Py_ssize_t, char *, char *, char *); /*proto*/
static void *__pyx_align_pointer(void *, size_t); /*proto*/
static PyObject *__pyx_memoryview_new(PyObject *, int, int, __Pyx_TypeInfo *); /*proto*/
static int __pyx_memoryview_check(PyObject *); /*proto*/
static PyObject *_unellipsify(PyObject *, int); /*proto*/
static PyObject *assert_direct_dimensions(Py_ssize_t *, int); /*proto*/
static struct __pyx_memoryview_obj *__pyx_memview_slice(struct __pyx_memoryview_obj *, PyObject *); /*proto*/
static int __pyx_memoryview_slice_memviewslice(__Pyx_memviewslice *, Py_ssize_t, Py_ssize_t, Py_ssize_t, int, int, int *, Py_ssize_t, Py_ssize_t, Py_ssize_t, int, int, int, int); /*proto*/
static char *__pyx_pybuffer_index(Py_buffer *, char *, Py_ssize_t, int); /*proto*/
static int __pyx_memslice_transpose(__Pyx_memviewslice *); /*proto*/
static PyObject *__pyx_memoryview_fromslice(__Pyx_memviewslice, int, PyObject *(*)(char *), int (*)(char *, PyObject *), int); /*proto*/
static __Pyx_memviewslice *__pyx_memoryview_get_slice_from_memoryview(struct __pyx_memoryview_obj *, __Pyx_memviewslice *); /*proto*/
static void __pyx_memoryview_slice_copy(struct __pyx_memoryview_obj *, __Pyx_memviewslice *); /*proto*/
static PyObject *__pyx_memoryview_copy_object(struct __pyx_memoryview_obj *); /*proto*/
static PyObject *__pyx_memoryview_copy_object_from_slice(struct __pyx_memoryview_obj *, __Pyx_memviewslice *); /*proto*/
static Py_ssize_t abs_py_ssize_t(Py_ssize_t); /*proto*/
static char __pyx_get_best_slice_order(__Pyx_memviewslice *, int); /*proto*/
static void _copy_strided_to_strided(char *, Py_ssize_t *, char *, Py_ssize_t *, Py_ssize_t *, Py_ssize_t *, int, size_t); /*proto*/
static void copy_strided_to_strided(__Pyx_memviewslice *, __Pyx_memviewslice *, int, size_t); /*proto*/
static Py_ssize_t __pyx_memoryview_slice_get_size(__Pyx_memviewslice *, int); /*proto*/
static Py_ssize_t __pyx_fill_contig_strides_array(Py_ssize_t *, Py_ssize_t *, Py_ssize_t, int, char); /*proto*/
static void *__pyx_memoryview_copy_data_to_temp(__Pyx_memviewslice *, __Pyx_memviewslice *, char, int); /*proto*/
static int __pyx_memoryview_err_extents(int, Py_ssize_t, Py_ssize_t); /*proto*/
static int __pyx_memoryview_err_dim(PyObject *, char *, int); /*proto*/
static int __pyx_memoryview_err(PyObject *, char *); /*proto*/
static int __pyx_memoryview_copy_contents(__Pyx_memviewslice, __Pyx_memviewslice, int, int, int); /*proto*/
static void __pyx_memoryview_broadcast_leading(__Pyx_memviewslice *, int, int); /*proto*/
static void __pyx_memoryview_refcount_copying(__Pyx_memviewslice *, int, int, int); /*proto*/
static void __pyx_memoryview_refcount_objects_in_slice_with_gil(char *, Py_ssize_t *, Py_ssize_t *, int, int); /*proto*/
static void __pyx_memoryview_refcount_objects_in_slice(char *, Py_ssize_t *, Py_ssize_t *, int, int); /*proto*/
static void __pyx_memoryview_slice_assign_scalar(__Pyx_memviewslice *, int, size_t, void *, int); /*proto*/
static void __pyx_memoryview__slice_assign_scalar(char *, Py_ssize_t *, Py_ssize_t *, int, size_t, void *); /*proto*/
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_int8_t = { "int8_t", NULL, sizeof(__pyx_t_5numpy_int8_t), { 0 }, 0, IS_UNSIGNED(__pyx_t_5numpy_int8_t) ? 'U' : 'I', IS_UNSIGNED(__pyx_t_5numpy_int8_t), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_int16_t = { "int16_t", NULL, sizeof(__pyx_t_5numpy_int16_t), { 0 }, 0, IS_UNSIGNED(__pyx_t_5numpy_int16_t) ? 'U' : 'I', IS_UNSIGNED(__pyx_t_5numpy_int16_t), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_int32_t = { "int32_t", NULL, sizeof(__pyx_t_5numpy_int32_t), { 0 }, 0, IS_UNSIGNED(__pyx_t_5numpy_int32_t) ? 'U' : 'I', IS_UNSIGNED(__pyx_t_5numpy_int32_t), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_int64_t = { "int64_t", NULL, sizeof(__pyx_t_5numpy_int64_t), { 0 }, 0, IS_UNSIGNED(__pyx_t_5numpy_int64_t) ? 'U' : 'I', IS_UNSIGNED(__pyx_t_5numpy_int64_t), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_uint8_t = { "uint8_t", NULL, sizeof(__pyx_t_5numpy_uint8_t), { 0 }, 0, IS_UNSIGNED(__pyx_t_5numpy_uint8_t) ? 'U' : 'I', IS_UNSIGNED(__pyx_t_5numpy_uint8_t), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_uint16_t = { "uint16_t", NULL, sizeof(__pyx_t_5numpy_uint16_t), { 0 }, 0, IS_UNSIGNED(__pyx_t_5numpy_uint16_t) ? 'U' : 'I', IS_UNSIGNED(__pyx_t_5numpy_uint16_t), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_uint32_t = { "uint32_t", NULL, sizeof(__pyx_t_5numpy_uint32_t), { 0 }, 0, IS_UNSIGNED(__pyx_t_5numpy_uint32_t) ? 'U' : 'I', IS_UNSIGNED(__pyx_t_5numpy_uint32_t), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_uint64_t = { "uint64_t", NULL, sizeof(__pyx_t_5numpy_uint64_t), { 0 }, 0, IS_UNSIGNED(__pyx_t_5numpy_uint64_t) ? 'U' : 'I', IS_UNSIGNED(__pyx_t_5numpy_uint64_t), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_float32_t = { "float32_t", NULL, sizeof(__pyx_t_5numpy_float32_t), { 0 }, 0, 'R', 0, 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_5numpy_float64_t = { "float64_t", NULL, sizeof(__pyx_t_5numpy_float64_t), { 0 }, 0, 'R', 0, 0 };
#define __Pyx_MODULE_NAME "_ni_label"
int __pyx_module_is_main__ni_label = 0;

/* Implementation of '_ni_label' */
static PyObject *__pyx_builtin_Exception;
static PyObject *__pyx_builtin_range;
static PyObject *__pyx_builtin_ImportError;
static PyObject *__pyx_builtin_TypeError;
static PyObject *__pyx_builtin_ord;
static PyObject *__pyx_builtin_zip;
static PyObject *__pyx_builtin_MemoryError;
static PyObject *__pyx_builtin_ValueError;
static PyObject *__pyx_builtin_RuntimeError;
static PyObject *__pyx_builtin_enumerate;
static PyObject *__pyx_builtin_Ellipsis;
static PyObject *__pyx_builtin_xrange;
static PyObject *__pyx_builtin_id;
static PyObject *__pyx_builtin_IndexError;
static PyObject *__pyx_pf_9_ni_label_get_nonzero_line(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_signatures, PyObject *__pyx_v_args, PyObject *__pyx_v_kwargs, CYTHON_UNUSED PyObject *__pyx_v_defaults); /* proto */
static PyObject *__pyx_pf_9_ni_label_8get_nonzero_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_10get_nonzero_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_12get_nonzero_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_14get_nonzero_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_16get_nonzero_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_18get_nonzero_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_20get_nonzero_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_22get_nonzero_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_24get_nonzero_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_26get_nonzero_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_2get_read_line(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_signatures, PyObject *__pyx_v_args, PyObject *__pyx_v_kwargs, CYTHON_UNUSED PyObject *__pyx_v_defaults); /* proto */
static PyObject *__pyx_pf_9_ni_label_30get_read_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_32get_read_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_34get_read_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_36get_read_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_38get_read_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_40get_read_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_42get_read_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_44get_read_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_46get_read_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_48get_read_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_4get_write_line(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_signatures, PyObject *__pyx_v_args, PyObject *__pyx_v_kwargs, CYTHON_UNUSED PyObject *__pyx_v_defaults); /* proto */
static PyObject *__pyx_pf_9_ni_label_52get_write_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_54get_write_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_56get_write_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_58get_write_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_60get_write_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_62get_write_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_64get_write_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_66get_write_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_68get_write_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_70get_write_line(CYTHON_UNUSED PyObject *__pyx_self, CYTHON_UNUSED PyArrayObject *__pyx_v_a); /* proto */
static PyObject *__pyx_pf_9_ni_label_6_label(CYTHON_UNUSED PyObject *__pyx_self, PyArrayObject *__pyx_v_input, PyArrayObject *__pyx_v_structure, PyArrayObject *__pyx_v_output); /* proto */
static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */
static void __pyx_pf_5numpy_7ndarray_2__releasebuffer__(PyArrayObject *__pyx_v_self, Py_buffer *__pyx_v_info); /* proto */
static int __pyx_array_MemoryView_5array___cinit__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_shape, Py_ssize_t __pyx_v_itemsize, PyObject *__pyx_v_format, PyObject *__pyx_v_mode, int __pyx_v_allocate_buffer); /* proto */
static int __pyx_array_getbuffer_MemoryView_5array_2__getbuffer__(struct __pyx_array_obj *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */
static void __pyx_array_MemoryView_5array_4__dealloc__(struct __pyx_array_obj *__pyx_v_self); /* proto */
static PyObject *get_memview_MemoryView_5array_7memview___get__(struct __pyx_array_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_array_MemoryView_5array_6__getattr__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_attr); /* proto */
static PyObject *__pyx_array_MemoryView_5array_8__getitem__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_item); /* proto */
static int __pyx_array_MemoryView_5array_10__setitem__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_item, PyObject *__pyx_v_value); /* proto */
static int __pyx_MemviewEnum_MemoryView_4Enum___init__(struct __pyx_MemviewEnum_obj *__pyx_v_self, PyObject *__pyx_v_name); /* proto */
static PyObject *__pyx_MemviewEnum_MemoryView_4Enum_2__repr__(struct __pyx_MemviewEnum_obj *__pyx_v_self); /* proto */
static int __pyx_memoryview_MemoryView_10memoryview___cinit__(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_obj, int __pyx_v_flags, int __pyx_v_dtype_is_object); /* proto */
static void __pyx_memoryview_MemoryView_10memoryview_2__dealloc__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_MemoryView_10memoryview_4__getitem__(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index); /* proto */
static int __pyx_memoryview_MemoryView_10memoryview_6__setitem__(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index, PyObject *__pyx_v_value); /* proto */
static int __pyx_memoryview_getbuffer_MemoryView_10memoryview_8__getbuffer__(struct __pyx_memoryview_obj *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */
static PyObject *__pyx_memoryview_transpose_MemoryView_10memoryview_1T___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview__get__base_MemoryView_10memoryview_4base___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_get_shape_MemoryView_10memoryview_5shape___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_get_strides_MemoryView_10memoryview_7strides___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_get_suboffsets_MemoryView_10memoryview_10suboffsets___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_get_ndim_MemoryView_10memoryview_4ndim___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_get_itemsize_MemoryView_10memoryview_8itemsize___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_get_nbytes_MemoryView_10memoryview_6nbytes___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_get_size_MemoryView_10memoryview_4size___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static Py_ssize_t __pyx_memoryview_MemoryView_10memoryview_10__len__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_MemoryView_10memoryview_12__repr__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_MemoryView_10memoryview_14__str__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_MemoryView_10memoryview_16is_c_contig(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_MemoryView_10memoryview_18is_f_contig(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_MemoryView_10memoryview_20copy(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview_MemoryView_10memoryview_22copy_fortran(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static void __pyx_memoryviewslice_MemoryView_16_memoryviewslice___dealloc__(struct __pyx_memoryviewslice_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryviewslice__get__base_MemoryView_16_memoryviewslice_4base___get__(struct __pyx_memoryviewslice_obj *__pyx_v_self); /* proto */
static char __pyx_k_1[] = "Expected at least %d arguments";
static char __pyx_k_3[] = "()";
static char __pyx_k_5[] = ", ";
static char __pyx_k_7[] = "No matching signature found";
static char __pyx_k_9[] = "Function call with ambiguous argument types";
static char __pyx_k_21[] = "Shapes must match for input and output,{} != {}";
static char __pyx_k_22[] = "Structuring element must have same # of dimensions as input, {:d} != {:d}";
static char __pyx_k_23[] = "Structuring element must be size 3 in every dimension, was {}";
static char __pyx_k_25[] = "Structuring element is not symmetric";
static char __pyx_k_26[] = "Cannot label scalars or empty arrays";
static char __pyx_k_27[] = "ndarray is not C contiguous";
static char __pyx_k_29[] = "ndarray is not Fortran contiguous";
static char __pyx_k_31[] = "Non-native byte order not supported";
static char __pyx_k_33[] = "unknown dtype code in numpy.pxd (%d)";
static char __pyx_k_34[] = "Format string allocated too short, see comment in numpy.pxd";
static char __pyx_k_37[] = "Format string allocated too short.";
static char __pyx_k_39[] = "Empty shape tuple for cython.array";
static char __pyx_k_41[] = "itemsize <= 0 for cython.array";
static char __pyx_k_44[] = "unable to allocate shape or strides.";
static char __pyx_k_46[] = "Invalid shape in axis %d: %d.";
static char __pyx_k_47[] = "Invalid mode, expected 'c' or 'fortran', got %s";
static char __pyx_k_49[] = "unable to allocate array data.";
static char __pyx_k_51[] = "Can only create a buffer that is contiguous in memory.";
static char __pyx_k_53[] = "Unable to convert item to object";
static char __pyx_k_55[] = "Buffer view does not expose strides";
static char __pyx_k_57[] = "<MemoryView of %r at 0x%x>";
static char __pyx_k_58[] = "<MemoryView of %r object>";
static char __pyx_k_61[] = "Cannot index with type '%s'";
static char __pyx_k_63[] = "Indirect dimensions not supported";
static char __pyx_k_65[] = "Index out of bounds (axis %d)";
static char __pyx_k_66[] = "Step may not be zero (axis %d)";
static char __pyx_k_67[] = "All dimensions preceding dimension %d must be indexed and not sliced";
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/* "_ni_label.pyx":56
 * # the fused data is nonzero, BACKGROUND elsewhere
 * ######################################################################
 * cdef void fused_nonzero_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_0__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_int8_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":59
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":61
 *     for i in range(L):
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \             # <<<<<<<<<<<<<<
 *             else BACKGROUND
 * 
 */
    if ((((__pyx_t_5numpy_int8_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0])) {

      /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
      __pyx_t_3 = __pyx_e_9_ni_label_FOREGROUND;
    } else {

      /* "_ni_label.pyx":62
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_t_3 = __pyx_e_9_ni_label_BACKGROUND;
    }

    /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
    (__pyx_v_line[__pyx_v_i]) = __pyx_t_3;
  }

}

/* "_ni_label.pyx":56
 * # the fused data is nonzero, BACKGROUND elsewhere
 * ######################################################################
 * cdef void fused_nonzero_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_1__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_int16_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":59
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":61
 *     for i in range(L):
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \             # <<<<<<<<<<<<<<
 *             else BACKGROUND
 * 
 */
    if ((((__pyx_t_5numpy_int16_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0])) {

      /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
      __pyx_t_3 = __pyx_e_9_ni_label_FOREGROUND;
    } else {

      /* "_ni_label.pyx":62
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_t_3 = __pyx_e_9_ni_label_BACKGROUND;
    }

    /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
    (__pyx_v_line[__pyx_v_i]) = __pyx_t_3;
  }

}

/* "_ni_label.pyx":56
 * # the fused data is nonzero, BACKGROUND elsewhere
 * ######################################################################
 * cdef void fused_nonzero_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_2__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_int32_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":59
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":61
 *     for i in range(L):
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \             # <<<<<<<<<<<<<<
 *             else BACKGROUND
 * 
 */
    if ((((__pyx_t_5numpy_int32_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0])) {

      /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
      __pyx_t_3 = __pyx_e_9_ni_label_FOREGROUND;
    } else {

      /* "_ni_label.pyx":62
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_t_3 = __pyx_e_9_ni_label_BACKGROUND;
    }

    /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
    (__pyx_v_line[__pyx_v_i]) = __pyx_t_3;
  }

}

/* "_ni_label.pyx":56
 * # the fused data is nonzero, BACKGROUND elsewhere
 * ######################################################################
 * cdef void fused_nonzero_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_3__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_int64_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":59
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":61
 *     for i in range(L):
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \             # <<<<<<<<<<<<<<
 *             else BACKGROUND
 * 
 */
    if ((((__pyx_t_5numpy_int64_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0])) {

      /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
      __pyx_t_3 = __pyx_e_9_ni_label_FOREGROUND;
    } else {

      /* "_ni_label.pyx":62
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_t_3 = __pyx_e_9_ni_label_BACKGROUND;
    }

    /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
    (__pyx_v_line[__pyx_v_i]) = __pyx_t_3;
  }

}

/* "_ni_label.pyx":56
 * # the fused data is nonzero, BACKGROUND elsewhere
 * ######################################################################
 * cdef void fused_nonzero_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_4__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_uint8_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":59
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":61
 *     for i in range(L):
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \             # <<<<<<<<<<<<<<
 *             else BACKGROUND
 * 
 */
    if ((((__pyx_t_5numpy_uint8_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0])) {

      /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
      __pyx_t_3 = __pyx_e_9_ni_label_FOREGROUND;
    } else {

      /* "_ni_label.pyx":62
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_t_3 = __pyx_e_9_ni_label_BACKGROUND;
    }

    /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
    (__pyx_v_line[__pyx_v_i]) = __pyx_t_3;
  }

}

/* "_ni_label.pyx":56
 * # the fused data is nonzero, BACKGROUND elsewhere
 * ######################################################################
 * cdef void fused_nonzero_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_5__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_uint16_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":59
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":61
 *     for i in range(L):
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \             # <<<<<<<<<<<<<<
 *             else BACKGROUND
 * 
 */
    if ((((__pyx_t_5numpy_uint16_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0])) {

      /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
      __pyx_t_3 = __pyx_e_9_ni_label_FOREGROUND;
    } else {

      /* "_ni_label.pyx":62
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_t_3 = __pyx_e_9_ni_label_BACKGROUND;
    }

    /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
    (__pyx_v_line[__pyx_v_i]) = __pyx_t_3;
  }

}

/* "_ni_label.pyx":56
 * # the fused data is nonzero, BACKGROUND elsewhere
 * ######################################################################
 * cdef void fused_nonzero_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_6__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_uint32_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":59
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":61
 *     for i in range(L):
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \             # <<<<<<<<<<<<<<
 *             else BACKGROUND
 * 
 */
    if ((((__pyx_t_5numpy_uint32_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0])) {

      /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
      __pyx_t_3 = __pyx_e_9_ni_label_FOREGROUND;
    } else {

      /* "_ni_label.pyx":62
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_t_3 = __pyx_e_9_ni_label_BACKGROUND;
    }

    /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
    (__pyx_v_line[__pyx_v_i]) = __pyx_t_3;
  }

}

/* "_ni_label.pyx":56
 * # the fused data is nonzero, BACKGROUND elsewhere
 * ######################################################################
 * cdef void fused_nonzero_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_7__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_uint64_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":59
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":61
 *     for i in range(L):
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \             # <<<<<<<<<<<<<<
 *             else BACKGROUND
 * 
 */
    if ((((__pyx_t_5numpy_uint64_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0])) {

      /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
      __pyx_t_3 = __pyx_e_9_ni_label_FOREGROUND;
    } else {

      /* "_ni_label.pyx":62
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_t_3 = __pyx_e_9_ni_label_BACKGROUND;
    }

    /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
    (__pyx_v_line[__pyx_v_i]) = __pyx_t_3;
  }

}

/* "_ni_label.pyx":56
 * # the fused data is nonzero, BACKGROUND elsewhere
 * ######################################################################
 * cdef void fused_nonzero_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_8__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_float32_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":59
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":61
 *     for i in range(L):
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \             # <<<<<<<<<<<<<<
 *             else BACKGROUND
 * 
 */
    if (((((__pyx_t_5numpy_float32_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]) != 0)) {

      /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
      __pyx_t_3 = __pyx_e_9_ni_label_FOREGROUND;
    } else {

      /* "_ni_label.pyx":62
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_t_3 = __pyx_e_9_ni_label_BACKGROUND;
    }

    /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
    (__pyx_v_line[__pyx_v_i]) = __pyx_t_3;
  }

}

/* "_ni_label.pyx":56
 * # the fused data is nonzero, BACKGROUND elsewhere
 * ######################################################################
 * cdef void fused_nonzero_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_9__pyx_f_9_ni_label_fused_nonzero_line(__pyx_t_5numpy_float64_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":59
 *                              np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":61
 *     for i in range(L):
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \             # <<<<<<<<<<<<<<
 *             else BACKGROUND
 * 
 */
    if (((((__pyx_t_5numpy_float64_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]) != 0)) {

      /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
      __pyx_t_3 = __pyx_e_9_ni_label_FOREGROUND;
    } else {

      /* "_ni_label.pyx":62
 *         line[i] = FOREGROUND if \
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_t_3 = __pyx_e_9_ni_label_BACKGROUND;
    }

    /* "_ni_label.pyx":60
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = FOREGROUND if \             # <<<<<<<<<<<<<<
 *             (<data_t *> ((<char *> p) + i * stride))[0] \
 *             else BACKGROUND
 */
    (__pyx_v_line[__pyx_v_i]) = __pyx_t_3;
  }

}

/* "_ni_label.pyx":68
 * # Load a line from a fused data array to a np.uintp_t array
 * ######################################################################
 * cdef void fused_read_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_0__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_int8_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;

  /* "_ni_label.pyx":71
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]
 * 
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":72
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_line[__pyx_v_i]) = ((__pyx_t_5numpy_uintp_t)(((__pyx_t_5numpy_int8_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]));
  }

}

/* "_ni_label.pyx":68
 * # Load a line from a fused data array to a np.uintp_t array
 * ######################################################################
 * cdef void fused_read_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_1__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_int16_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;

  /* "_ni_label.pyx":71
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]
 * 
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":72
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_line[__pyx_v_i]) = ((__pyx_t_5numpy_uintp_t)(((__pyx_t_5numpy_int16_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]));
  }

}

/* "_ni_label.pyx":68
 * # Load a line from a fused data array to a np.uintp_t array
 * ######################################################################
 * cdef void fused_read_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_2__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_int32_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;

  /* "_ni_label.pyx":71
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]
 * 
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":72
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_line[__pyx_v_i]) = ((__pyx_t_5numpy_uintp_t)(((__pyx_t_5numpy_int32_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]));
  }

}

/* "_ni_label.pyx":68
 * # Load a line from a fused data array to a np.uintp_t array
 * ######################################################################
 * cdef void fused_read_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_3__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_int64_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;

  /* "_ni_label.pyx":71
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]
 * 
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":72
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_line[__pyx_v_i]) = ((__pyx_t_5numpy_uintp_t)(((__pyx_t_5numpy_int64_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]));
  }

}

/* "_ni_label.pyx":68
 * # Load a line from a fused data array to a np.uintp_t array
 * ######################################################################
 * cdef void fused_read_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_4__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_uint8_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;

  /* "_ni_label.pyx":71
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]
 * 
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":72
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_line[__pyx_v_i]) = ((__pyx_t_5numpy_uintp_t)(((__pyx_t_5numpy_uint8_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]));
  }

}

/* "_ni_label.pyx":68
 * # Load a line from a fused data array to a np.uintp_t array
 * ######################################################################
 * cdef void fused_read_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_5__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_uint16_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;

  /* "_ni_label.pyx":71
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]
 * 
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":72
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_line[__pyx_v_i]) = ((__pyx_t_5numpy_uintp_t)(((__pyx_t_5numpy_uint16_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]));
  }

}

/* "_ni_label.pyx":68
 * # Load a line from a fused data array to a np.uintp_t array
 * ######################################################################
 * cdef void fused_read_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_6__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_uint32_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;

  /* "_ni_label.pyx":71
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]
 * 
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":72
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_line[__pyx_v_i]) = ((__pyx_t_5numpy_uintp_t)(((__pyx_t_5numpy_uint32_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]));
  }

}

/* "_ni_label.pyx":68
 * # Load a line from a fused data array to a np.uintp_t array
 * ######################################################################
 * cdef void fused_read_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_7__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_uint64_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;

  /* "_ni_label.pyx":71
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]
 * 
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":72
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_line[__pyx_v_i]) = ((__pyx_t_5numpy_uintp_t)(((__pyx_t_5numpy_uint64_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]));
  }

}

/* "_ni_label.pyx":68
 * # Load a line from a fused data array to a np.uintp_t array
 * ######################################################################
 * cdef void fused_read_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_8__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_float32_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;

  /* "_ni_label.pyx":71
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]
 * 
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":72
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_line[__pyx_v_i]) = ((__pyx_t_5numpy_uintp_t)(((__pyx_t_5numpy_float32_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]));
  }

}

/* "_ni_label.pyx":68
 * # Load a line from a fused data array to a np.uintp_t array
 * ######################################################################
 * cdef void fused_read_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static void __pyx_fuse_9__pyx_f_9_ni_label_fused_read_line(__pyx_t_5numpy_float64_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;

  /* "_ni_label.pyx":71
 *                           np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]
 * 
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":72
 *     cdef np.uintp_t i
 *     for i in range(L):
 *         line[i] = <np.uintp_t> (<data_t *> ((<char *> p) + i * stride))[0]             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_line[__pyx_v_i]) = ((__pyx_t_5numpy_uintp_t)(((__pyx_t_5numpy_float64_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]));
  }

}

/* "_ni_label.pyx":79
 * # returning True if overflowed
 * ######################################################################
 * cdef bint fused_write_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static int __pyx_fuse_0__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_int8_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_r;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":82
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         # Check before overwrite, as this prevents us accidentally writing a 0
 *         # in the foreground, which allows us to retry even when operating
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":86
 *         # in the foreground, which allows us to retry even when operating
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:             # <<<<<<<<<<<<<<
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 */
    __pyx_t_3 = ((__pyx_v_line[__pyx_v_i]) != ((__pyx_t_5numpy_uintp_t)((__pyx_t_5numpy_int8_t)(__pyx_v_line[__pyx_v_i]))));
    if (__pyx_t_3) {

      /* "_ni_label.pyx":87
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True             # <<<<<<<<<<<<<<
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False
 */
      __pyx_r = 1;
      goto __pyx_L0;
      goto __pyx_L5;
    }
    __pyx_L5:;

    /* "_ni_label.pyx":88
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]             # <<<<<<<<<<<<<<
 *     return False
 * 
 */
    (((__pyx_t_5numpy_int8_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]) = ((__pyx_t_5numpy_int8_t)(__pyx_v_line[__pyx_v_i]));
  }

  /* "_ni_label.pyx":89
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = 0;
  goto __pyx_L0;

  __pyx_r = 0;
  __pyx_L0:;
  return __pyx_r;
}

/* "_ni_label.pyx":79
 * # returning True if overflowed
 * ######################################################################
 * cdef bint fused_write_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static int __pyx_fuse_1__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_int16_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_r;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":82
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         # Check before overwrite, as this prevents us accidentally writing a 0
 *         # in the foreground, which allows us to retry even when operating
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":86
 *         # in the foreground, which allows us to retry even when operating
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:             # <<<<<<<<<<<<<<
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 */
    __pyx_t_3 = ((__pyx_v_line[__pyx_v_i]) != ((__pyx_t_5numpy_uintp_t)((__pyx_t_5numpy_int16_t)(__pyx_v_line[__pyx_v_i]))));
    if (__pyx_t_3) {

      /* "_ni_label.pyx":87
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True             # <<<<<<<<<<<<<<
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False
 */
      __pyx_r = 1;
      goto __pyx_L0;
      goto __pyx_L5;
    }
    __pyx_L5:;

    /* "_ni_label.pyx":88
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]             # <<<<<<<<<<<<<<
 *     return False
 * 
 */
    (((__pyx_t_5numpy_int16_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]) = ((__pyx_t_5numpy_int16_t)(__pyx_v_line[__pyx_v_i]));
  }

  /* "_ni_label.pyx":89
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = 0;
  goto __pyx_L0;

  __pyx_r = 0;
  __pyx_L0:;
  return __pyx_r;
}

/* "_ni_label.pyx":79
 * # returning True if overflowed
 * ######################################################################
 * cdef bint fused_write_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static int __pyx_fuse_2__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_int32_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_r;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":82
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         # Check before overwrite, as this prevents us accidentally writing a 0
 *         # in the foreground, which allows us to retry even when operating
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":86
 *         # in the foreground, which allows us to retry even when operating
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:             # <<<<<<<<<<<<<<
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 */
    __pyx_t_3 = ((__pyx_v_line[__pyx_v_i]) != ((__pyx_t_5numpy_uintp_t)((__pyx_t_5numpy_int32_t)(__pyx_v_line[__pyx_v_i]))));
    if (__pyx_t_3) {

      /* "_ni_label.pyx":87
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True             # <<<<<<<<<<<<<<
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False
 */
      __pyx_r = 1;
      goto __pyx_L0;
      goto __pyx_L5;
    }
    __pyx_L5:;

    /* "_ni_label.pyx":88
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]             # <<<<<<<<<<<<<<
 *     return False
 * 
 */
    (((__pyx_t_5numpy_int32_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]) = ((__pyx_t_5numpy_int32_t)(__pyx_v_line[__pyx_v_i]));
  }

  /* "_ni_label.pyx":89
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = 0;
  goto __pyx_L0;

  __pyx_r = 0;
  __pyx_L0:;
  return __pyx_r;
}

/* "_ni_label.pyx":79
 * # returning True if overflowed
 * ######################################################################
 * cdef bint fused_write_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static int __pyx_fuse_3__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_int64_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_r;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":82
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         # Check before overwrite, as this prevents us accidentally writing a 0
 *         # in the foreground, which allows us to retry even when operating
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":86
 *         # in the foreground, which allows us to retry even when operating
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:             # <<<<<<<<<<<<<<
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 */
    __pyx_t_3 = ((__pyx_v_line[__pyx_v_i]) != ((__pyx_t_5numpy_uintp_t)((__pyx_t_5numpy_int64_t)(__pyx_v_line[__pyx_v_i]))));
    if (__pyx_t_3) {

      /* "_ni_label.pyx":87
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True             # <<<<<<<<<<<<<<
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False
 */
      __pyx_r = 1;
      goto __pyx_L0;
      goto __pyx_L5;
    }
    __pyx_L5:;

    /* "_ni_label.pyx":88
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]             # <<<<<<<<<<<<<<
 *     return False
 * 
 */
    (((__pyx_t_5numpy_int64_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]) = ((__pyx_t_5numpy_int64_t)(__pyx_v_line[__pyx_v_i]));
  }

  /* "_ni_label.pyx":89
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = 0;
  goto __pyx_L0;

  __pyx_r = 0;
  __pyx_L0:;
  return __pyx_r;
}

/* "_ni_label.pyx":79
 * # returning True if overflowed
 * ######################################################################
 * cdef bint fused_write_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static int __pyx_fuse_4__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_uint8_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_r;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":82
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         # Check before overwrite, as this prevents us accidentally writing a 0
 *         # in the foreground, which allows us to retry even when operating
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":86
 *         # in the foreground, which allows us to retry even when operating
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:             # <<<<<<<<<<<<<<
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 */
    __pyx_t_3 = ((__pyx_v_line[__pyx_v_i]) != ((__pyx_t_5numpy_uintp_t)((__pyx_t_5numpy_uint8_t)(__pyx_v_line[__pyx_v_i]))));
    if (__pyx_t_3) {

      /* "_ni_label.pyx":87
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True             # <<<<<<<<<<<<<<
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False
 */
      __pyx_r = 1;
      goto __pyx_L0;
      goto __pyx_L5;
    }
    __pyx_L5:;

    /* "_ni_label.pyx":88
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]             # <<<<<<<<<<<<<<
 *     return False
 * 
 */
    (((__pyx_t_5numpy_uint8_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]) = ((__pyx_t_5numpy_uint8_t)(__pyx_v_line[__pyx_v_i]));
  }

  /* "_ni_label.pyx":89
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = 0;
  goto __pyx_L0;

  __pyx_r = 0;
  __pyx_L0:;
  return __pyx_r;
}

/* "_ni_label.pyx":79
 * # returning True if overflowed
 * ######################################################################
 * cdef bint fused_write_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static int __pyx_fuse_5__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_uint16_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_r;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":82
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         # Check before overwrite, as this prevents us accidentally writing a 0
 *         # in the foreground, which allows us to retry even when operating
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":86
 *         # in the foreground, which allows us to retry even when operating
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:             # <<<<<<<<<<<<<<
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 */
    __pyx_t_3 = ((__pyx_v_line[__pyx_v_i]) != ((__pyx_t_5numpy_uintp_t)((__pyx_t_5numpy_uint16_t)(__pyx_v_line[__pyx_v_i]))));
    if (__pyx_t_3) {

      /* "_ni_label.pyx":87
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True             # <<<<<<<<<<<<<<
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False
 */
      __pyx_r = 1;
      goto __pyx_L0;
      goto __pyx_L5;
    }
    __pyx_L5:;

    /* "_ni_label.pyx":88
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]             # <<<<<<<<<<<<<<
 *     return False
 * 
 */
    (((__pyx_t_5numpy_uint16_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]) = ((__pyx_t_5numpy_uint16_t)(__pyx_v_line[__pyx_v_i]));
  }

  /* "_ni_label.pyx":89
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = 0;
  goto __pyx_L0;

  __pyx_r = 0;
  __pyx_L0:;
  return __pyx_r;
}

/* "_ni_label.pyx":79
 * # returning True if overflowed
 * ######################################################################
 * cdef bint fused_write_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static int __pyx_fuse_6__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_uint32_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_r;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":82
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         # Check before overwrite, as this prevents us accidentally writing a 0
 *         # in the foreground, which allows us to retry even when operating
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":86
 *         # in the foreground, which allows us to retry even when operating
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:             # <<<<<<<<<<<<<<
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 */
    __pyx_t_3 = ((__pyx_v_line[__pyx_v_i]) != ((__pyx_t_5numpy_uintp_t)((__pyx_t_5numpy_uint32_t)(__pyx_v_line[__pyx_v_i]))));
    if (__pyx_t_3) {

      /* "_ni_label.pyx":87
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True             # <<<<<<<<<<<<<<
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False
 */
      __pyx_r = 1;
      goto __pyx_L0;
      goto __pyx_L5;
    }
    __pyx_L5:;

    /* "_ni_label.pyx":88
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]             # <<<<<<<<<<<<<<
 *     return False
 * 
 */
    (((__pyx_t_5numpy_uint32_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]) = ((__pyx_t_5numpy_uint32_t)(__pyx_v_line[__pyx_v_i]));
  }

  /* "_ni_label.pyx":89
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = 0;
  goto __pyx_L0;

  __pyx_r = 0;
  __pyx_L0:;
  return __pyx_r;
}

/* "_ni_label.pyx":79
 * # returning True if overflowed
 * ######################################################################
 * cdef bint fused_write_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static int __pyx_fuse_7__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_uint64_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_r;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":82
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         # Check before overwrite, as this prevents us accidentally writing a 0
 *         # in the foreground, which allows us to retry even when operating
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":86
 *         # in the foreground, which allows us to retry even when operating
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:             # <<<<<<<<<<<<<<
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 */
    __pyx_t_3 = ((__pyx_v_line[__pyx_v_i]) != ((__pyx_t_5numpy_uintp_t)((__pyx_t_5numpy_uint64_t)(__pyx_v_line[__pyx_v_i]))));
    if (__pyx_t_3) {

      /* "_ni_label.pyx":87
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True             # <<<<<<<<<<<<<<
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False
 */
      __pyx_r = 1;
      goto __pyx_L0;
      goto __pyx_L5;
    }
    __pyx_L5:;

    /* "_ni_label.pyx":88
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]             # <<<<<<<<<<<<<<
 *     return False
 * 
 */
    (((__pyx_t_5numpy_uint64_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]) = ((__pyx_t_5numpy_uint64_t)(__pyx_v_line[__pyx_v_i]));
  }

  /* "_ni_label.pyx":89
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = 0;
  goto __pyx_L0;

  __pyx_r = 0;
  __pyx_L0:;
  return __pyx_r;
}

/* "_ni_label.pyx":79
 * # returning True if overflowed
 * ######################################################################
 * cdef bint fused_write_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static int __pyx_fuse_8__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_float32_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_r;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":82
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         # Check before overwrite, as this prevents us accidentally writing a 0
 *         # in the foreground, which allows us to retry even when operating
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":86
 *         # in the foreground, which allows us to retry even when operating
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:             # <<<<<<<<<<<<<<
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 */
    __pyx_t_3 = ((__pyx_v_line[__pyx_v_i]) != ((__pyx_t_5numpy_uintp_t)((__pyx_t_5numpy_float32_t)(__pyx_v_line[__pyx_v_i]))));
    if (__pyx_t_3) {

      /* "_ni_label.pyx":87
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True             # <<<<<<<<<<<<<<
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False
 */
      __pyx_r = 1;
      goto __pyx_L0;
      goto __pyx_L5;
    }
    __pyx_L5:;

    /* "_ni_label.pyx":88
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]             # <<<<<<<<<<<<<<
 *     return False
 * 
 */
    (((__pyx_t_5numpy_float32_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]) = ((__pyx_t_5numpy_float32_t)(__pyx_v_line[__pyx_v_i]));
  }

  /* "_ni_label.pyx":89
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = 0;
  goto __pyx_L0;

  __pyx_r = 0;
  __pyx_L0:;
  return __pyx_r;
}

/* "_ni_label.pyx":79
 * # returning True if overflowed
 * ######################################################################
 * cdef bint fused_write_line(data_t *p, np.intp_t stride,             # <<<<<<<<<<<<<<
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 */

static int __pyx_fuse_9__pyx_f_9_ni_label_fused_write_line(__pyx_t_5numpy_float64_t *__pyx_v_p, int __pyx_v_stride, size_t *__pyx_v_line, int __pyx_v_L) {
  __pyx_t_5numpy_uintp_t __pyx_v_i;
  int __pyx_r;
  int __pyx_t_1;
  __pyx_t_5numpy_uintp_t __pyx_t_2;
  int __pyx_t_3;

  /* "_ni_label.pyx":82
 *                            np.uintp_t *line, np.intp_t L) nogil:
 *     cdef np.uintp_t i
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         # Check before overwrite, as this prevents us accidentally writing a 0
 *         # in the foreground, which allows us to retry even when operating
 */
  __pyx_t_1 = __pyx_v_L;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "_ni_label.pyx":86
 *         # in the foreground, which allows us to retry even when operating
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:             # <<<<<<<<<<<<<<
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 */
    __pyx_t_3 = ((__pyx_v_line[__pyx_v_i]) != ((__pyx_t_5numpy_uintp_t)((__pyx_t_5numpy_float64_t)(__pyx_v_line[__pyx_v_i]))));
    if (__pyx_t_3) {

      /* "_ni_label.pyx":87
 *         # in-place.
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True             # <<<<<<<<<<<<<<
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]
 *     return False
 */
      __pyx_r = 1;
      goto __pyx_L0;
      goto __pyx_L5;
    }
    __pyx_L5:;

    /* "_ni_label.pyx":88
 *         if line[i] != <np.uintp_t> <data_t> line[i]:
 *             return True
 *         (<data_t *> ((<char *> p) + i * stride))[0] = <data_t> line[i]             # <<<<<<<<<<<<<<
 *     return False
 * 
 */
    (((__pyx_t_5numpy_float64_t *)(((char *)__pyx_v_p) + (__pyx_v_i * __pyx_v_stride)))[0]) = ((__pyx_t_5numpy_float64_t)(__pyx_v_line[__pyx_v_i]));
  }

  /* "_ni_label.pyx":89
 *             return True
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/* "_ni_label.pyx":119
 * # Mark two labels to be merged
 * ######################################################################
 * cdef inline np.uintp_t mark_for_merge(np.uintp_t a,             # <<<<<<<<<<<<<<
 *                                       np.uintp_t b,
 *                                       np.uintp_t *mergetable) nogil:
 */

static CYTHON_INLINE __pyx_t_5numpy_uintp_t __pyx_f_9_ni_label_mark_for_merge(__pyx_t_5numpy_uintp_t __pyx_v_a, __pyx_t_5numpy_uintp_t __pyx_v_b, __pyx_t_5numpy_uintp_t *__pyx_v_mergetable) {
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  /* "_ni_label.pyx":126
 *         np.uintp_t orig_a, orig_b, minlabel
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 *     orig_a = a             # <<<<<<<<<<<<<<
 *     orig_b = b
 *     # find smallest root for each of a and b
 */
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  /* "_ni_label.pyx":127
 * 
 *     orig_a = a
 *     orig_b = b             # <<<<<<<<<<<<<<
 *     # find smallest root for each of a and b
 *     while a != mergetable[a]:
 */
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  /* "_ni_label.pyx":129
 *     orig_b = b
 *     # find smallest root for each of a and b
 *     while a != mergetable[a]:             # <<<<<<<<<<<<<<
 *         a = mergetable[a]
 *     while b != mergetable[b]:
 */
  while (1) {
    __pyx_t_1 = (__pyx_v_a != (__pyx_v_mergetable[__pyx_v_a]));
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    /* "_ni_label.pyx":130
 *     # find smallest root for each of a and b
 *     while a != mergetable[a]:
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 *     while b != mergetable[b]:
 *         b = mergetable[b]
 */
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  /* "_ni_label.pyx":131
 *     while a != mergetable[a]:
 *         a = mergetable[a]
 *     while b != mergetable[b]:             # <<<<<<<<<<<<<<
 *         b = mergetable[b]
 *     minlabel = a if (a < b) else b
 */
  while (1) {
    __pyx_t_1 = (__pyx_v_b != (__pyx_v_mergetable[__pyx_v_b]));
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    /* "_ni_label.pyx":132
 *         a = mergetable[a]
 *     while b != mergetable[b]:
 *         b = mergetable[b]             # <<<<<<<<<<<<<<
 *     minlabel = a if (a < b) else b
 * 
 */
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  /* "_ni_label.pyx":133
 *     while b != mergetable[b]:
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 *     minlabel = a if (a < b) else b             # <<<<<<<<<<<<<<
 * 
 *     # merge roots
 */
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  /* "_ni_label.pyx":136
 * 
 *     # merge roots
 *     mergetable[a] = mergetable[b] = minlabel             # <<<<<<<<<<<<<<
 * 
 *     # merge every step to minlabel
 */
  (__pyx_v_mergetable[__pyx_v_a]) = __pyx_v_minlabel;
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  /* "_ni_label.pyx":139
 * 
 *     # merge every step to minlabel
 *     a = orig_a             # <<<<<<<<<<<<<<
 *     b = orig_b
 *     while a != minlabel:
 */
  __pyx_v_a = __pyx_v_orig_a;

  /* "_ni_label.pyx":140
 *     # merge every step to minlabel
 *     a = orig_a
 *     b = orig_b             # <<<<<<<<<<<<<<
 *     while a != minlabel:
 *         a, mergetable[a] = mergetable[a], minlabel
 */
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  /* "_ni_label.pyx":141
 *     a = orig_a
 *     b = orig_b
 *     while a != minlabel:             # <<<<<<<<<<<<<<
 *         a, mergetable[a] = mergetable[a], minlabel
 *     while b != minlabel:
 */
  while (1) {
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    /* "_ni_label.pyx":142
 *     b = orig_b
 *     while a != minlabel:
 *         a, mergetable[a] = mergetable[a], minlabel             # <<<<<<<<<<<<<<
 *     while b != minlabel:
 *         b, mergetable[b] = mergetable[b], minlabel
 */
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  /* "_ni_label.pyx":143
 *     while a != minlabel:
 *         a, mergetable[a] = mergetable[a], minlabel
 *     while b != minlabel:             # <<<<<<<<<<<<<<
 *         b, mergetable[b] = mergetable[b], minlabel
 * 
 */
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    if (!__pyx_t_1) break;

    /* "_ni_label.pyx":144
 *         a, mergetable[a] = mergetable[a], minlabel
 *     while b != minlabel:
 *         b, mergetable[b] = mergetable[b], minlabel             # <<<<<<<<<<<<<<
 * 
 *     return minlabel
 */
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  /* "_ni_label.pyx":146
 *         b, mergetable[b] = mergetable[b], minlabel
 * 
 *     return minlabel             # <<<<<<<<<<<<<<
 * 
 * 
 */
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}

/* "_ni_label.pyx":152
 * # Take the label of a neighbor, or mark them for merging
 * ######################################################################
 * cdef inline np.uintp_t take_label_or_merge(np.uintp_t cur_label,             # <<<<<<<<<<<<<<
 *                                            np.uintp_t neighbor_label,
 *                                            np.uintp_t *mergetable) nogil:
 */

static CYTHON_INLINE __pyx_t_5numpy_uintp_t __pyx_f_9_ni_label_take_label_or_merge(__pyx_t_5numpy_uintp_t __pyx_v_cur_label, __pyx_t_5numpy_uintp_t __pyx_v_neighbor_label, __pyx_t_5numpy_uintp_t *__pyx_v_mergetable) {
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  /* "_ni_label.pyx":155
 *                                            np.uintp_t neighbor_label,
 *                                            np.uintp_t *mergetable) nogil:
 *     if neighbor_label == BACKGROUND:             # <<<<<<<<<<<<<<
 *         return cur_label
 *     if cur_label == FOREGROUND:
 */
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    /* "_ni_label.pyx":156
 *                                            np.uintp_t *mergetable) nogil:
 *     if neighbor_label == BACKGROUND:
 *         return cur_label             # <<<<<<<<<<<<<<
 *     if cur_label == FOREGROUND:
 *         return neighbor_label  # neighbor is not BACKGROUND
 */
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    goto __pyx_L3;
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  __pyx_L3:;

  /* "_ni_label.pyx":157
 *     if neighbor_label == BACKGROUND:
 *         return cur_label
 *     if cur_label == FOREGROUND:             # <<<<<<<<<<<<<<
 *         return neighbor_label  # neighbor is not BACKGROUND
 *     if neighbor_label:
 */
  __pyx_t_1 = (__pyx_v_cur_label == __pyx_e_9_ni_label_FOREGROUND);
  if (__pyx_t_1) {

    /* "_ni_label.pyx":158
 *         return cur_label
 *     if cur_label == FOREGROUND:
 *         return neighbor_label  # neighbor is not BACKGROUND             # <<<<<<<<<<<<<<
 *     if neighbor_label:
 *         if cur_label != neighbor_label:
 */
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    goto __pyx_L4;
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  __pyx_L4:;

  /* "_ni_label.pyx":159
 *     if cur_label == FOREGROUND:
 *         return neighbor_label  # neighbor is not BACKGROUND
 *     if neighbor_label:             # <<<<<<<<<<<<<<
 *         if cur_label != neighbor_label:
 *             cur_label = mark_for_merge(neighbor_label, cur_label, mergetable)
 */
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    /* "_ni_label.pyx":160
 *         return neighbor_label  # neighbor is not BACKGROUND
 *     if neighbor_label:
 *         if cur_label != neighbor_label:             # <<<<<<<<<<<<<<
 *             cur_label = mark_for_merge(neighbor_label, cur_label, mergetable)
 *     return cur_label
 */
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      /* "_ni_label.pyx":161
 *     if neighbor_label:
 *         if cur_label != neighbor_label:
 *             cur_label = mark_for_merge(neighbor_label, cur_label, mergetable)             # <<<<<<<<<<<<<<
 *     return cur_label
 * 
 */
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      goto __pyx_L6;
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    __pyx_L6:;
    goto __pyx_L5;
  }
  __pyx_L5:;

  /* "_ni_label.pyx":162
 *         if cur_label != neighbor_label:
 *             cur_label = mark_for_merge(neighbor_label, cur_label, mergetable)
 *     return cur_label             # <<<<<<<<<<<<<<
 * 
 * 
 */
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  __pyx_r = 0;
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/* "_ni_label.pyx":168
 * # Label one line of input, using a neighbor line that has already been labeled.
 * ######################################################################
 * cdef np.uintp_t label_line_with_neighbor(np.uintp_t *line,             # <<<<<<<<<<<<<<
 *                                          np.uintp_t *neighbor,
 *                                          int neighbor_use_previous,
 */

static __pyx_t_5numpy_uintp_t __pyx_f_9_ni_label_label_line_with_neighbor(__pyx_t_5numpy_uintp_t *__pyx_v_line, __pyx_t_5numpy_uintp_t *__pyx_v_neighbor, int __pyx_v_neighbor_use_previous, int __pyx_v_neighbor_use_adjacent, int __pyx_v_neighbor_use_next, __pyx_t_5numpy_intp_t __pyx_v_L, int __pyx_v_label_unlabeled, int __pyx_v_use_previous, __pyx_t_5numpy_uintp_t __pyx_v_next_region, __pyx_t_5numpy_uintp_t *__pyx_v_mergetable) {
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  /* "_ni_label.pyx":181
 *         np.uintp_t i
 * 
 *     for i in range(L):             # <<<<<<<<<<<<<<
 *         if line[i] != BACKGROUND:
 *             # See allocation of line_buffer for why this is valid when i = 0
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    /* "_ni_label.pyx":182
 * 
 *     for i in range(L):
 *         if line[i] != BACKGROUND:             # <<<<<<<<<<<<<<
 *             # See allocation of line_buffer for why this is valid when i = 0
 *             if neighbor_use_previous:
 */
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    if (__pyx_t_3) {

      /* "_ni_label.pyx":184
 *         if line[i] != BACKGROUND:
 *             # See allocation of line_buffer for why this is valid when i = 0
 *             if neighbor_use_previous:             # <<<<<<<<<<<<<<
 *                 line[i] = take_label_or_merge(line[i], neighbor[i - 1], mergetable)
 *             if neighbor_use_adjacent:
 */
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        /* "_ni_label.pyx":185
 *             # See allocation of line_buffer for why this is valid when i = 0
 *             if neighbor_use_previous:
 *                 line[i] = take_label_or_merge(line[i], neighbor[i - 1], mergetable)             # <<<<<<<<<<<<<<
 *             if neighbor_use_adjacent:
 *                 line[i] = take_label_or_merge(line[i], neighbor[i], mergetable)
 */
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        goto __pyx_L6;
      }
      __pyx_L6:;

      /* "_ni_label.pyx":186
 *             if neighbor_use_previous:
 *                 line[i] = take_label_or_merge(line[i], neighbor[i - 1], mergetable)
 *             if neighbor_use_adjacent:             # <<<<<<<<<<<<<<
 *                 line[i] = take_label_or_merge(line[i], neighbor[i], mergetable)
 *             if neighbor_use_next:
 */
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        /* "_ni_label.pyx":187
 *                 line[i] = take_label_or_merge(line[i], neighbor[i - 1], mergetable)
 *             if neighbor_use_adjacent:
 *                 line[i] = take_label_or_merge(line[i], neighbor[i], mergetable)             # <<<<<<<<<<<<<<
 *             if neighbor_use_next:
 *                 line[i] = take_label_or_merge(line[i], neighbor[i + 1], mergetable)
 */
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        goto __pyx_L7;
      }
      __pyx_L7:;

      /* "_ni_label.pyx":188
 *             if neighbor_use_adjacent:
 *                 line[i] = take_label_or_merge(line[i], neighbor[i], mergetable)
 *             if neighbor_use_next:             # <<<<<<<<<<<<<<
 *                 line[i] = take_label_or_merge(line[i], neighbor[i + 1], mergetable)
 *             if label_unlabeled:
 */
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        /* "_ni_label.pyx":189
 *                 line[i] = take_label_or_merge(line[i], neighbor[i], mergetable)
 *             if neighbor_use_next:
 *                 line[i] = take_label_or_merge(line[i], neighbor[i + 1], mergetable)             # <<<<<<<<<<<<<<
 *             if label_unlabeled:
 *                 if use_previous:
 */
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        goto __pyx_L8;
      }
      __pyx_L8:;

      /* "_ni_label.pyx":190
 *             if neighbor_use_next:
 *                 line[i] = take_label_or_merge(line[i], neighbor[i + 1], mergetable)
 *             if label_unlabeled:             # <<<<<<<<<<<<<<
 *                 if use_previous:
 *                     line[i] = take_label_or_merge(line[i], line[i - 1], mergetable)
 */
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        /* "_ni_label.pyx":191
 *                 line[i] = take_label_or_merge(line[i], neighbor[i + 1], mergetable)
 *             if label_unlabeled:
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 *     line_buffer = <np.uintp_t *> _line_buffer.data             # <<<<<<<<<<<<<<
 *     neighbor_buffer = <np.uintp_t *> _neighbor_buffer.data
 * 
 */
  __pyx_v_line_buffer = ((__pyx_t_5numpy_uintp_t *)__pyx_v__line_buffer->data);

  /* "_ni_label.pyx":276
 *     _neighbor_buffer = np.empty(L + 2, dtype=np.uintp)
 *     line_buffer = <np.uintp_t *> _line_buffer.data
 *     neighbor_buffer = <np.uintp_t *> _neighbor_buffer.data             # <<<<<<<<<<<<<<
 * 
 *     # Add fenceposts with background values
 */
  __pyx_v_neighbor_buffer = ((__pyx_t_5numpy_uintp_t *)__pyx_v__neighbor_buffer->data);

  /* "_ni_label.pyx":279
 * 
 *     # Add fenceposts with background values
 *     line_buffer[0] = neighbor_buffer[0] = BACKGROUND             # <<<<<<<<<<<<<<
 *     line_buffer[L + 1] = neighbor_buffer[L + 1] = BACKGROUND
 *     line_buffer = line_buffer + 1
 */
  (__pyx_v_line_buffer[0]) = __pyx_e_9_ni_label_BACKGROUND;
  (__pyx_v_neighbor_buffer[0]) = __pyx_e_9_ni_label_BACKGROUND;

  /* "_ni_label.pyx":280
 *     # Add fenceposts with background values
 *     line_buffer[0] = neighbor_buffer[0] = BACKGROUND
 *     line_buffer[L + 1] = neighbor_buffer[L + 1] = BACKGROUND             # <<<<<<<<<<<<<<
 *     line_buffer = line_buffer + 1
 *     neighbor_buffer = neighbor_buffer + 1
 */
  (__pyx_v_line_buffer[(__pyx_v_L + 1)]) = __pyx_e_9_ni_label_BACKGROUND;
  (__pyx_v_neighbor_buffer[(__pyx_v_L + 1)]) = __pyx_e_9_ni_label_BACKGROUND;

  /* "_ni_label.pyx":281
 *     line_buffer[0] = neighbor_buffer[0] = BACKGROUND
 *     line_buffer[L + 1] = neighbor_buffer[L + 1] = BACKGROUND
 *     line_buffer = line_buffer + 1             # <<<<<<<<<<<<<<
 *     neighbor_buffer = neighbor_buffer + 1
 * 
 */
  __pyx_v_line_buffer = (__pyx_v_line_buffer + 1);

  /* "_ni_label.pyx":282
 *     line_buffer[L + 1] = neighbor_buffer[L + 1] = BACKGROUND
 *     line_buffer = line_buffer + 1
 *     neighbor_buffer = neighbor_buffer + 1             # <<<<<<<<<<<<<<
 * 
 *     mergetable_size = 2 * output.shape[axis]
 */
  __pyx_v_neighbor_buffer = (__pyx_v_neighbor_buffer + 1);

  /* "_ni_label.pyx":284
 *     neighbor_buffer = neighbor_buffer + 1
 * 
 *     mergetable_size = 2 * output.shape[axis]             # <<<<<<<<<<<<<<
 *     mergetable = <np.uintp_t *> PyDataMem_NEW(mergetable_size * sizeof(np.uintp_t))
 *     if mergetable == NULL:
 */
  __pyx_v_mergetable_size = (2 * (__pyx_v_output->dimensions[__pyx_v_axis]));

  /* "_ni_label.pyx":285
 * 
 *     mergetable_size = 2 * output.shape[axis]
 *     mergetable = <np.uintp_t *> PyDataMem_NEW(mergetable_size * sizeof(np.uintp_t))             # <<<<<<<<<<<<<<
 *     if mergetable == NULL:
 *         raise MemoryError()
 */
  __pyx_v_mergetable = ((__pyx_t_5numpy_uintp_t *)PyDataMem_NEW((__pyx_v_mergetable_size * (sizeof(__pyx_t_5numpy_uintp_t)))));

  /* "_ni_label.pyx":286
 *     mergetable_size = 2 * output.shape[axis]
 *     mergetable = <np.uintp_t *> PyDataMem_NEW(mergetable_size * sizeof(np.uintp_t))
 *     if mergetable == NULL:             # <<<<<<<<<<<<<<
 *         raise MemoryError()
 * 
 */
  __pyx_t_8 = (__pyx_v_mergetable == NULL);
  if (__pyx_t_8) {

    /* "_ni_label.pyx":287
 *     mergetable = <np.uintp_t *> PyDataMem_NEW(mergetable_size * sizeof(np.uintp_t))
 *     if mergetable == NULL:
 *         raise MemoryError()             # <<<<<<<<<<<<<<
 * 
 *     try:
 */
    PyErr_NoMemory(); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 287; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
    goto __pyx_L5;
  }
  __pyx_L5:;

  /* "_ni_label.pyx":289
 *         raise MemoryError()
 * 
 *     try:             # <<<<<<<<<<<<<<
 *         # strides
 *         si = input.strides[axis]
 */
  {
    __Pyx_ExceptionSave(&__pyx_t_11, &__pyx_t_12, &__pyx_t_13);
    __Pyx_XGOTREF(__pyx_t_11);
    __Pyx_XGOTREF(__pyx_t_12);
    __Pyx_XGOTREF(__pyx_t_13);
    /*try:*/ {

      /* "_ni_label.pyx":291
 *     try:
 *         # strides
 *         si = input.strides[axis]             # <<<<<<<<<<<<<<
 *         so = output.strides[axis]
 *         ss = structure.strides[axis]
 */
      __pyx_v_si = (__pyx_v_input->strides[__pyx_v_axis]);

      /* "_ni_label.pyx":292
 *         # strides
 *         si = input.strides[axis]
 *         so = output.strides[axis]             # <<<<<<<<<<<<<<
 *         ss = structure.strides[axis]
 * 
 */
      __pyx_v_so = (__pyx_v_output->strides[__pyx_v_axis]);

      /* "_ni_label.pyx":293
 *         si = input.strides[axis]
 *         so = output.strides[axis]
 *         ss = structure.strides[axis]             # <<<<<<<<<<<<<<
 * 
 *         # 0 = background
 */
      __pyx_v_ss = (__pyx_v_structure->strides[__pyx_v_axis]);

      /* "_ni_label.pyx":298
 *         # 1 = foreground, needs label
 *         # 2... = working labels, will be compacted on output
 *         next_region = 2             # <<<<<<<<<<<<<<
 * 
 *         # Used for labeling single lines
 */
      __pyx_v_next_region = 2;

      /* "_ni_label.pyx":301
 * 
 *         # Used for labeling single lines
 *         temp = [1] * structure.ndim             # <<<<<<<<<<<<<<
 *         temp[axis] = 0
 *         use_previous = (structure[tuple(temp)] != 0)
 */
      __pyx_t_6 = PyList_New(1 * ((__pyx_v_structure->nd<0) ? 0:__pyx_v_structure->nd)); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 301; __pyx_clineno = __LINE__; goto __pyx_L6_error;}
      __Pyx_GOTREF(__pyx_t_6);
      { Py_ssize_t __pyx_temp;
        for (__pyx_temp=0; __pyx_temp < __pyx_v_structure->nd; __pyx_temp++) {
          __Pyx_INCREF(__pyx_int_1);
          PyList_SET_ITEM(__pyx_t_6, __pyx_temp, __pyx_int_1);
          __Pyx_GIVEREF(__pyx_int_1);
        }
      }
      __pyx_v_temp = __pyx_t_6;
      __pyx_t_6 = 0;

      /* "_ni_label.pyx":302
 *         # Used for labeling single lines
 *         temp = [1] * structure.ndim
 *         temp[axis] = 0             # <<<<<<<<<<<<<<
 *         use_previous = (structure[tuple(temp)] != 0)
 * 
 */
      if (__Pyx_SetItemInt(((PyObject *)__pyx_v_temp), __pyx_v_axis, __pyx_int_0, sizeof(int), PyInt_FromLong) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 302; __pyx_clineno = __LINE__; goto __pyx_L6_error;}

      /* "_ni_label.pyx":303
 *         temp = [1] * structure.ndim
 *         temp[axis] = 0
 *         use_previous = (structure[tuple(temp)] != 0)             # <<<<<<<<<<<<<<
 * 
 *         with nogil:
 */
      __pyx_t_6 = ((PyObject *)PyList_AsTuple(__pyx_v_temp)); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 303; __pyx_clineno = __LINE__; goto __pyx_L6_error;}
      __Pyx_GOTREF(((PyObject *)__pyx_t_6));
      __pyx_t_2 = PyObject_GetItem(((PyObject *)__pyx_v_structure), ((PyObject *)__pyx_t_6)); if (!__pyx_t_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 303; __pyx_clineno = __LINE__; goto __pyx_L6_error;}
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_DECREF(((PyObject *)__pyx_t_6)); __pyx_t_6 = 0;
      __pyx_t_6 = PyObject_RichCompare(__pyx_t_2, __pyx_int_0, Py_NE); __Pyx_XGOTREF(__pyx_t_6); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 303; __pyx_clineno = __LINE__; goto __pyx_L6_error;}
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __pyx_t_8 = __Pyx_PyObject_IsTrue(__pyx_t_6); if (unlikely((__pyx_t_8 == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 303; __pyx_clineno = __LINE__; goto __pyx_L6_error;}
      __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
      __pyx_v_use_previous = __pyx_t_8;

      /* "_ni_label.pyx":305
 *         use_previous = (structure[tuple(temp)] != 0)
 * 
 *         with nogil:             # <<<<<<<<<<<<<<
 *             while PyArray_ITER_NOTDONE(iti):
 *                 # Optimization - for 2D, line_buffer becomes next iteration's
 */
      {
          #ifdef WITH_THREAD
          PyThreadState *_save = NULL;
          #endif
          Py_UNBLOCK_THREADS
          /*try:*/ {

            /* "_ni_label.pyx":306
 * 
 *         with nogil:
 *             while PyArray_ITER_NOTDONE(iti):             # <<<<<<<<<<<<<<
 *                 # Optimization - for 2D, line_buffer becomes next iteration's
 *                 # neighbor buffer
 */
            while (1) {
              __pyx_t_10 = PyArray_ITER_NOTDONE(__pyx_v_iti);
              if (!__pyx_t_10) break;

              /* "_ni_label.pyx":309
 *                 # Optimization - for 2D, line_buffer becomes next iteration's
 *                 # neighbor buffer
 *                 if output.ndim == 2:             # <<<<<<<<<<<<<<
 *                     tmp = line_buffer
 *                     line_buffer = neighbor_buffer
 */
              __pyx_t_8 = (__pyx_v_output->nd == 2);
              if (__pyx_t_8) {

                /* "_ni_label.pyx":310
 *                 # neighbor buffer
 *                 if output.ndim == 2:
 *                     tmp = line_buffer             # <<<<<<<<<<<<<<
 *                     line_buffer = neighbor_buffer
 *                     neighbor_buffer = tmp
 */
                __pyx_v_tmp = __pyx_v_line_buffer;

                /* "_ni_label.pyx":311
 *                 if output.ndim == 2:
 *                     tmp = line_buffer
 *                     line_buffer = neighbor_buffer             # <<<<<<<<<<<<<<
 *                     neighbor_buffer = tmp
 * 
 */
                __pyx_v_line_buffer = __pyx_v_neighbor_buffer;

                /* "_ni_label.pyx":312
 *                     tmp = line_buffer
 *                     line_buffer = neighbor_buffer
 *                     neighbor_buffer = tmp             # <<<<<<<<<<<<<<
 * 
 *                 # copy nonzero values in input to line_buffer as FOREGROUND
 */
                __pyx_v_neighbor_buffer = __pyx_v_tmp;
                goto __pyx_L21;
              }
              __pyx_L21:;

              /* "_ni_label.pyx":315
 * 
 *                 # copy nonzero values in input to line_buffer as FOREGROUND
 *                 nonzero_line(PyArray_ITER_DATA(iti), si, line_buffer, L)             # <<<<<<<<<<<<<<
 * 
 *                 needs_self_labeling = True
 */
              __pyx_v_nonzero_line(PyArray_ITER_DATA(__pyx_v_iti), __pyx_v_si, __pyx_v_line_buffer, __pyx_v_L);

              /* "_ni_label.pyx":317
 *                 nonzero_line(PyArray_ITER_DATA(iti), si, line_buffer, L)
 * 
 *                 needs_self_labeling = True             # <<<<<<<<<<<<<<
 * 
 *                 # Take neighbor labels
 */
              __pyx_v_needs_self_labeling = 1;

              /* "_ni_label.pyx":320
 * 
 *                 # Take neighbor labels
 *                 PyArray_ITER_RESET(itstruct)             # <<<<<<<<<<<<<<
 *                 for ni in range(num_neighbors):
 *                     neighbor_use_prev = (<np.int_t *> PyArray_ITER_DATA(itstruct))[0]
 */
              PyArray_ITER_RESET(__pyx_v_itstruct);

              /* "_ni_label.pyx":321
 *                 # Take neighbor labels
 *                 PyArray_ITER_RESET(itstruct)
 *                 for ni in range(num_neighbors):             # <<<<<<<<<<<<<<
 *                     neighbor_use_prev = (<np.int_t *> PyArray_ITER_DATA(itstruct))[0]
 *                     neighbor_use_adjacent = (<np.int_t *> (<char *> PyArray_ITER_DATA(itstruct) + ss))[0]
 */
              __pyx_t_10 = __pyx_v_num_neighbors;
              for (__pyx_t_14 = 0; __pyx_t_14 < __pyx_t_10; __pyx_t_14+=1) {
                __pyx_v_ni = __pyx_t_14;

                /* "_ni_label.pyx":322
 *                 PyArray_ITER_RESET(itstruct)
 *                 for ni in range(num_neighbors):
 *                     neighbor_use_prev = (<np.int_t *> PyArray_ITER_DATA(itstruct))[0]             # <<<<<<<<<<<<<<
 *                     neighbor_use_adjacent = (<np.int_t *> (<char *> PyArray_ITER_DATA(itstruct) + ss))[0]
 *                     neighbor_use_next = (<np.int_t *> (<char *> PyArray_ITER_DATA(itstruct) + 2 * ss))[0]
 */
                __pyx_v_neighbor_use_prev = (((__pyx_t_5numpy_int_t *)PyArray_ITER_DATA(__pyx_v_itstruct))[0]);

                /* "_ni_label.pyx":323
 *                 for ni in range(num_neighbors):
 *                     neighbor_use_prev = (<np.int_t *> PyArray_ITER_DATA(itstruct))[0]
 *                     neighbor_use_adjacent = (<np.int_t *> (<char *> PyArray_ITER_DATA(itstruct) + ss))[0]             # <<<<<<<<<<<<<<
 *                     neighbor_use_next = (<np.int_t *> (<char *> PyArray_ITER_DATA(itstruct) + 2 * ss))[0]
 *                     if not (neighbor_use_prev or
 */
                __pyx_v_neighbor_use_adjacent = (((__pyx_t_5numpy_int_t *)(((char *)PyArray_ITER_DATA(__pyx_v_itstruct)) + __pyx_v_ss))[0]);

                /* "_ni_label.pyx":324
 *                     neighbor_use_prev = (<np.int_t *> PyArray_ITER_DATA(itstruct))[0]
 *                     neighbor_use_adjacent = (<np.int_t *> (<char *> PyArray_ITER_DATA(itstruct) + ss))[0]
 *                     neighbor_use_next = (<np.int_t *> (<char *> PyArray_ITER_DATA(itstruct) + 2 * ss))[0]             # <<<<<<<<<<<<<<
 *                     if not (neighbor_use_prev or
 *                             neighbor_use_adjacent or
 */
                __pyx_v_neighbor_use_next = (((__pyx_t_5numpy_int_t *)(((char *)PyArray_ITER_DATA(__pyx_v_itstruct)) + (2 * __pyx_v_ss)))[0]);

                /* "_ni_label.pyx":325
 *                     neighbor_use_adjacent = (<np.int_t *> (<char *> PyArray_ITER_DATA(itstruct) + ss))[0]
 *                     neighbor_use_next = (<np.int_t *> (<char *> PyArray_ITER_DATA(itstruct) + 2 * ss))[0]
 *                     if not (neighbor_use_prev or             # <<<<<<<<<<<<<<
 *                             neighbor_use_adjacent or
 *                             neighbor_use_next):
 */
                if (!__pyx_v_neighbor_use_prev) {

                  /* "_ni_label.pyx":326
 *                     neighbor_use_next = (<np.int_t *> (<char *> PyArray_ITER_DATA(itstruct) + 2 * ss))[0]
 *                     if not (neighbor_use_prev or
 *                             neighbor_use_adjacent or             # <<<<<<<<<<<<<<
 *                             neighbor_use_next):
 *                         PyArray_ITER_NEXT(itstruct)
 */
                  if (!__pyx_v_neighbor_use_adjacent) {

                    /* "_ni_label.pyx":327
 *                     if not (neighbor_use_prev or
 *                             neighbor_use_adjacent or
 *                             neighbor_use_next):             # <<<<<<<<<<<<<<
 *                         PyArray_ITER_NEXT(itstruct)
 *                         continue
 */
                    __pyx_t_8 = __pyx_v_neighbor_use_next;
                  } else {
                    __pyx_t_8 = __pyx_v_neighbor_use_adjacent;
                  }
                  __pyx_t_4 = __pyx_t_8;
                } else {
                  __pyx_t_4 = __pyx_v_neighbor_use_prev;
                }
                __pyx_t_8 = (!__pyx_t_4);
                if (__pyx_t_8) {

                  /* "_ni_label.pyx":328
 *                             neighbor_use_adjacent or
 *                             neighbor_use_next):
 *                         PyArray_ITER_NEXT(itstruct)             # <<<<<<<<<<<<<<
 *                         continue
 * 
 */
                  PyArray_ITER_NEXT(__pyx_v_itstruct);

                  /* "_ni_label.pyx":329
 *                             neighbor_use_next):
 *                         PyArray_ITER_NEXT(itstruct)
 *                         continue             # <<<<<<<<<<<<<<
 * 
 *                     # Check that the neighbor line is in bounds
 */
                  goto __pyx_L22_continue;
                  goto __pyx_L24;
                }
                __pyx_L24:;

                /* "_ni_label.pyx":332
 * 
 *                     # Check that the neighbor line is in bounds
 *                     valid = True             # <<<<<<<<<<<<<<
 *                     total_offset = 0
 *                     for idim in range(structure.ndim):
 */
                __pyx_v_valid = 1;

                /* "_ni_label.pyx":333
 *                     # Check that the neighbor line is in bounds
 *                     valid = True
 *                     total_offset = 0             # <<<<<<<<<<<<<<
 *                     for idim in range(structure.ndim):
 *                         if idim == axis:
 */
                __pyx_v_total_offset = 0;

                /* "_ni_label.pyx":334
 *                     valid = True
 *                     total_offset = 0
 *                     for idim in range(structure.ndim):             # <<<<<<<<<<<<<<
 *                         if idim == axis:
 *                             continue
 */
                __pyx_t_15 = __pyx_v_structure->nd;
                for (__pyx_t_16 = 0; __pyx_t_16 < __pyx_t_15; __pyx_t_16+=1) {
                  __pyx_v_idim = __pyx_t_16;

                  /* "_ni_label.pyx":335
 *                     total_offset = 0
 *                     for idim in range(structure.ndim):
 *                         if idim == axis:             # <<<<<<<<<<<<<<
 *                             continue
 *                         delta = (itstruct.coordinates[idim] - 1)  # 1,1,1... is center
 */
                  __pyx_t_8 = (__pyx_v_idim == __pyx_v_axis);
                  if (__pyx_t_8) {

                    /* "_ni_label.pyx":336
 *                     for idim in range(structure.ndim):
 *                         if idim == axis:
 *                             continue             # <<<<<<<<<<<<<<
 *                         delta = (itstruct.coordinates[idim] - 1)  # 1,1,1... is center
 *                         if not (0 <= (ito.coordinates[idim] + delta) < output.shape[idim]):
 */
                    goto __pyx_L25_continue;
                    goto __pyx_L27;
                  }
                  __pyx_L27:;

                  /* "_ni_label.pyx":337
 *                         if idim == axis:
 *                             continue
 *                         delta = (itstruct.coordinates[idim] - 1)  # 1,1,1... is center             # <<<<<<<<<<<<<<
 *                         if not (0 <= (ito.coordinates[idim] + delta) < output.shape[idim]):
 *                             valid = False
 */
                  __pyx_v_delta = ((__pyx_v_itstruct->coordinates[__pyx_v_idim]) - 1);

                  /* "_ni_label.pyx":338
 *                             continue
 *                         delta = (itstruct.coordinates[idim] - 1)  # 1,1,1... is center
 *                         if not (0 <= (ito.coordinates[idim] + delta) < output.shape[idim]):             # <<<<<<<<<<<<<<
 *                             valid = False
 *                             break
 */
                  __pyx_t_17 = ((__pyx_v_ito->coordinates[__pyx_v_idim]) + __pyx_v_delta);
                  __pyx_t_8 = (0 <= __pyx_t_17);
                  if (__pyx_t_8) {
                    __pyx_t_8 = (__pyx_t_17 < (__pyx_v_output->dimensions[__pyx_v_idim]));
                  }
                  __pyx_t_4 = (!__pyx_t_8);
                  if (__pyx_t_4) {

                    /* "_ni_label.pyx":339
 *                         delta = (itstruct.coordinates[idim] - 1)  # 1,1,1... is center
 *                         if not (0 <= (ito.coordinates[idim] + delta) < output.shape[idim]):
 *                             valid = False             # <<<<<<<<<<<<<<
 *                             break
 *                         total_offset += delta * output.strides[idim]
 */
                    __pyx_v_valid = 0;

                    /* "_ni_label.pyx":340
 *                         if not (0 <= (ito.coordinates[idim] + delta) < output.shape[idim]):
 *                             valid = False
 *                             break             # <<<<<<<<<<<<<<
 *                         total_offset += delta * output.strides[idim]
 * 
 */
                    goto __pyx_L26_break;
                    goto __pyx_L28;
                  }
                  __pyx_L28:;

                  /* "_ni_label.pyx":341
 *                             valid = False
 *                             break
 *                         total_offset += delta * output.strides[idim]             # <<<<<<<<<<<<<<
 * 
 *                     if valid:
 */
                  __pyx_v_total_offset = (__pyx_v_total_offset + (__pyx_v_delta * (__pyx_v_output->strides[__pyx_v_idim])));
                  __pyx_L25_continue:;
                }
                __pyx_L26_break:;

                /* "_ni_label.pyx":343
 *                         total_offset += delta * output.strides[idim]
 * 
 *                     if valid:             # <<<<<<<<<<<<<<
 *                         # Optimization (see above) - for 2D, line_buffer
 *                         # becomes next iteration's neighbor buffer, so no
 */
                if (__pyx_v_valid) {

                  /* "_ni_label.pyx":347
 *                         # becomes next iteration's neighbor buffer, so no
 *                         # need to read it here.
 *                         if output.ndim != 2:             # <<<<<<<<<<<<<<
 *                             read_line(<char *> PyArray_ITER_DATA(ito) + total_offset, so,
 *                                       neighbor_buffer, L)
 */
                  __pyx_t_4 = (__pyx_v_output->nd != 2);
                  if (__pyx_t_4) {

                    /* "_ni_label.pyx":349
 *                         if output.ndim != 2:
 *                             read_line(<char *> PyArray_ITER_DATA(ito) + total_offset, so,
 *                                       neighbor_buffer, L)             # <<<<<<<<<<<<<<
 * 
 *                         # be conservative about how much space we may need
 */
                    __pyx_v_read_line((((char *)PyArray_ITER_DATA(__pyx_v_ito)) + __pyx_v_total_offset), __pyx_v_so, __pyx_v_neighbor_buffer, __pyx_v_L);
                    goto __pyx_L30;
                  }
                  __pyx_L30:;

                  /* "_ni_label.pyx":352
 * 
 *                         # be conservative about how much space we may need
 *                         while mergetable_size < (next_region + L):             # <<<<<<<<<<<<<<
 *                             mergetable_size *= 2
 *                             mergetable = <np.uintp_t *> \
 */
                  while (1) {
                    __pyx_t_4 = (__pyx_v_mergetable_size < (__pyx_v_next_region + __pyx_v_L));
                    if (!__pyx_t_4) break;

                    /* "_ni_label.pyx":353
 *                         # be conservative about how much space we may need
 *                         while mergetable_size < (next_region + L):
 *                             mergetable_size *= 2             # <<<<<<<<<<<<<<
 *                             mergetable = <np.uintp_t *> \
 *                                 PyDataMem_RENEW(<void *> mergetable,
 */
                    __pyx_v_mergetable_size = (__pyx_v_mergetable_size * 2);

                    /* "_ni_label.pyx":356
 *                             mergetable = <np.uintp_t *> \
 *                                 PyDataMem_RENEW(<void *> mergetable,
 *                                                  mergetable_size * sizeof(np.uintp_t))             # <<<<<<<<<<<<<<
 * 
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 */
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  if (__pyx_t_2) {

    /* "View.MemoryView":739
 * 
 *     if isinstance(memview, _memoryviewslice):
 *         return memoryview_fromslice(dst, new_ndim,             # <<<<<<<<<<<<<<
 *                                     memviewsliceobj.to_object_func,
 *                                     memviewsliceobj.to_dtype_func,
 */
    __Pyx_XDECREF(((PyObject *)__pyx_r));

    /* "View.MemoryView":740
 *     if isinstance(memview, _memoryviewslice):
 *         return memoryview_fromslice(dst, new_ndim,
 *                                     memviewsliceobj.to_object_func,             # <<<<<<<<<<<<<<
 *                                     memviewsliceobj.to_dtype_func,
 *                                     memview.dtype_is_object)
 */
    if (unlikely(!__pyx_v_memviewsliceobj)) { __Pyx_RaiseUnboundLocalError("memviewsliceobj"); {__pyx_filename = __pyx_f[2]; __pyx_lineno = 740; __pyx_clineno = __LINE__; goto __pyx_L1_error;} }

    /* "View.MemoryView":742
 *                                     memviewsliceobj.to_object_func,
 *                                     memviewsliceobj.to_dtype_func,
 *                                     memview.dtype_is_object)             # <<<<<<<<<<<<<<
 *     else:
 *         return memoryview_fromslice(dst, new_ndim, NULL, NULL,
 */
    __pyx_t_1 = __pyx_memoryview_fromslice(__pyx_v_dst, __pyx_v_new_ndim, __pyx_v_memviewsliceobj->to_object_func, __pyx_v_memviewsliceobj->to_dtype_func, __pyx_v_memview->dtype_is_object); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 739; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
    __Pyx_GOTREF(__pyx_t_1);
    if (!(likely(((__pyx_t_1) == Py_None) || likely(__Pyx_TypeTest(__pyx_t_1, __pyx_memoryview_type))))) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 739; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
    __pyx_r = ((struct __pyx_memoryview_obj *)__pyx_t_1);
    __pyx_t_1 = 0;
    goto __pyx_L0;
    goto __pyx_L7;
  }
  /*else*/ {

    /* "View.MemoryView":744
 *                                     memview.dtype_is_object)
 *     else:
 *         return memoryview_fromslice(dst, new_ndim, NULL, NULL,             # <<<<<<<<<<<<<<
 *                                     memview.dtype_is_object)
 * 
 */
    __Pyx_XDECREF(((PyObject *)__pyx_r));

    /* "View.MemoryView":745
 *     else:
 *         return memoryview_fromslice(dst, new_ndim, NULL, NULL,
 *                                     memview.dtype_is_object)             # <<<<<<<<<<<<<<
 * 
 * 
 */
    __pyx_t_1 = __pyx_memoryview_fromslice(__pyx_v_dst, __pyx_v_new_ndim, NULL, NULL, __pyx_v_memview->dtype_is_object); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 744; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
    __Pyx_GOTREF(__pyx_t_1);
    if (!(likely(((__pyx_t_1) == Py_None) || likely(__Pyx_TypeTest(__pyx_t_1, __pyx_memoryview_type))))) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 744; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
    __pyx_r = ((struct __pyx_memoryview_obj *)__pyx_t_1);
    __pyx_t_1 = 0;
    goto __pyx_L0;
  }
  __pyx_L7:;

  __pyx_r = ((struct __pyx_memoryview_obj *)Py_None); __Pyx_INCREF(Py_None);
  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_6);
  __Pyx_XDECREF(__pyx_t_9);
  __Pyx_AddTraceback("View.MemoryView.memview_slice", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = 0;
  __pyx_L0:;
  __Pyx_XDECREF((PyObject *)__pyx_v_memviewsliceobj);
  __Pyx_XDECREF(__pyx_v_index);
  __Pyx_XGIVEREF((PyObject *)__pyx_r);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}

/* "View.MemoryView":769
 * 
 * @cname('__pyx_memoryview_slice_memviewslice')
 * cdef int slice_memviewslice(             # <<<<<<<<<<<<<<
 *         __Pyx_memviewslice *dst,
 *         Py_ssize_t shape, Py_ssize_t stride, Py_ssize_t suboffset,
 */

static int __pyx_memoryview_slice_memviewslice(__Pyx_memviewslice *__pyx_v_dst, Py_ssize_t __pyx_v_shape, Py_ssize_t __pyx_v_stride, Py_ssize_t __pyx_v_suboffset, int __pyx_v_dim, int __pyx_v_new_ndim, int *__pyx_v_suboffset_dim, Py_ssize_t __pyx_v_start, Py_ssize_t __pyx_v_stop, Py_ssize_t __pyx_v_step, int __pyx_v_have_start, int __pyx_v_have_stop, int __pyx_v_have_step, int __pyx_v_is_slice) {
  Py_ssize_t __pyx_v_new_shape;
  int __pyx_v_negative_step;
  int __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  int __pyx_t_4;
  Py_ssize_t __pyx_t_5;
  int __pyx_lineno = 0;
  const char *__pyx_filename = NULL;
  int __pyx_clineno = 0;

  /* "View.MemoryView":789
 *     cdef bint negative_step
 * 
 *     if not is_slice:             # <<<<<<<<<<<<<<
 * 
 *         if start < 0:
 */
  __pyx_t_1 = (!__pyx_v_is_slice);
  if (__pyx_t_1) {

    /* "View.MemoryView":791
 *     if not is_slice:
 * 
 *         if start < 0:             # <<<<<<<<<<<<<<
 *             start += shape
 *         if not 0 <= start < shape:
 */
    __pyx_t_1 = (__pyx_v_start < 0);
    if (__pyx_t_1) {

      /* "View.MemoryView":792
 * 
 *         if start < 0:
 *             start += shape             # <<<<<<<<<<<<<<
 *         if not 0 <= start < shape:
 *             _err_dim(IndexError, "Index out of bounds (axis %d)", dim)
 */
      __pyx_v_start = (__pyx_v_start + __pyx_v_shape);
      goto __pyx_L4;
    }
    __pyx_L4:;

    /* "View.MemoryView":793
 *         if start < 0:
 *             start += shape
 *         if not 0 <= start < shape:             # <<<<<<<<<<<<<<
 *             _err_dim(IndexError, "Index out of bounds (axis %d)", dim)
 *     else:
 */
    __pyx_t_1 = (0 <= __pyx_v_start);
    if (__pyx_t_1) {
      __pyx_t_1 = (__pyx_v_start < __pyx_v_shape);
    }
    __pyx_t_2 = (!__pyx_t_1);
    if (__pyx_t_2) {

      /* "View.MemoryView":794
 *             start += shape
 *         if not 0 <= start < shape:
 *             _err_dim(IndexError, "Index out of bounds (axis %d)", dim)             # <<<<<<<<<<<<<<
 *     else:
 * 
 */
      __pyx_t_3 = __pyx_memoryview_err_dim(__pyx_builtin_IndexError, __pyx_k_65, __pyx_v_dim); if (unlikely(__pyx_t_3 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 794; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
      goto __pyx_L5;
    }
    __pyx_L5:;
    goto __pyx_L3;
  }
  /*else*/ {

    /* "View.MemoryView":797
 *     else:
 * 
 *         negative_step = have_step != 0 and step < 0             # <<<<<<<<<<<<<<
 * 
 *         if have_step and step == 0:
 */
    __pyx_t_2 = (__pyx_v_have_step != 0);
    if (__pyx_t_2) {
      __pyx_t_1 = (__pyx_v_step < 0);
      __pyx_t_4 = __pyx_t_1;
    } else {
      __pyx_t_4 = __pyx_t_2;
    }
    __pyx_v_negative_step = __pyx_t_4;

    /* "View.MemoryView":799
 *         negative_step = have_step != 0 and step < 0
 * 
 *         if have_step and step == 0:             # <<<<<<<<<<<<<<
 *             _err_dim(ValueError, "Step may not be zero (axis %d)", dim)
 * 
 */
    if (__pyx_v_have_step) {
      __pyx_t_4 = (__pyx_v_step == 0);
      __pyx_t_2 = __pyx_t_4;
    } else {
      __pyx_t_2 = __pyx_v_have_step;
    }
    if (__pyx_t_2) {

      /* "View.MemoryView":800
 * 
 *         if have_step and step == 0:
 *             _err_dim(ValueError, "Step may not be zero (axis %d)", dim)             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_t_3 = __pyx_memoryview_err_dim(__pyx_builtin_ValueError, __pyx_k_66, __pyx_v_dim); if (unlikely(__pyx_t_3 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 800; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
      goto __pyx_L6;
    }
    __pyx_L6:;

    /* "View.MemoryView":803
 * 
 * 
 *         if have_start:             # <<<<<<<<<<<<<<
 *             if start < 0:
 *                 start += shape
 */
    if (__pyx_v_have_start) {

      /* "View.MemoryView":804
 * 
 *         if have_start:
 *             if start < 0:             # <<<<<<<<<<<<<<
 *                 start += shape
 *                 if start < 0:
 */
      __pyx_t_2 = (__pyx_v_start < 0);
      if (__pyx_t_2) {

        /* "View.MemoryView":805
 *         if have_start:
 *             if start < 0:
 *                 start += shape             # <<<<<<<<<<<<<<
 *                 if start < 0:
 *                     start = 0
 */
        __pyx_v_start = (__pyx_v_start + __pyx_v_shape);

        /* "View.MemoryView":806
 *             if start < 0:
 *                 start += shape
 *                 if start < 0:             # <<<<<<<<<<<<<<
 *                     start = 0
 *             elif start >= shape:
 */
        __pyx_t_2 = (__pyx_v_start < 0);
        if (__pyx_t_2) {

          /* "View.MemoryView":807
 *                 start += shape
 *                 if start < 0:
 *                     start = 0             # <<<<<<<<<<<<<<
 *             elif start >= shape:
 *                 if negative_step:
 */
          __pyx_v_start = 0;
          goto __pyx_L9;
        }
        __pyx_L9:;
        goto __pyx_L8;
      }

      /* "View.MemoryView":808
 *                 if start < 0:
 *                     start = 0
 *             elif start >= shape:             # <<<<<<<<<<<<<<
 *                 if negative_step:
 *                     start = shape - 1
 */
      __pyx_t_2 = (__pyx_v_start >= __pyx_v_shape);
      if (__pyx_t_2) {

        /* "View.MemoryView":809
 *                     start = 0
 *             elif start >= shape:
 *                 if negative_step:             # <<<<<<<<<<<<<<
 *                     start = shape - 1
 *                 else:
 */
        if (__pyx_v_negative_step) {

          /* "View.MemoryView":810
 *             elif start >= shape:
 *                 if negative_step:
 *                     start = shape - 1             # <<<<<<<<<<<<<<
 *                 else:
 *                     start = shape
 */
          __pyx_v_start = (__pyx_v_shape - 1);
          goto __pyx_L10;
        }
        /*else*/ {

          /* "View.MemoryView":812
 *                     start = shape - 1
 *                 else:
 *                     start = shape             # <<<<<<<<<<<<<<
 *         else:
 *             if negative_step:
 */
          __pyx_v_start = __pyx_v_shape;
        }
        __pyx_L10:;
        goto __pyx_L8;
      }
      __pyx_L8:;
      goto __pyx_L7;
    }
    /*else*/ {

      /* "View.MemoryView":814
 *                     start = shape
 *         else:
 *             if negative_step:             # <<<<<<<<<<<<<<
 *                 start = shape - 1
 *             else:
 */
      if (__pyx_v_negative_step) {

        /* "View.MemoryView":815
 *         else:
 *             if negative_step:
 *                 start = shape - 1             # <<<<<<<<<<<<<<
 *             else:
 *                 start = 0
 */
        __pyx_v_start = (__pyx_v_shape - 1);
        goto __pyx_L11;
      }
      /*else*/ {

        /* "View.MemoryView":817
 *                 start = shape - 1
 *             else:
 *                 start = 0             # <<<<<<<<<<<<<<
 * 
 *         if have_stop:
 */
        __pyx_v_start = 0;
      }
      __pyx_L11:;
    }
    __pyx_L7:;

    /* "View.MemoryView":819
 *                 start = 0
 * 
 *         if have_stop:             # <<<<<<<<<<<<<<
 *             if stop < 0:
 *                 stop += shape
 */
    if (__pyx_v_have_stop) {

      /* "View.MemoryView":820
 * 
 *         if have_stop:
 *             if stop < 0:             # <<<<<<<<<<<<<<
 *                 stop += shape
 *                 if stop < 0:
 */
      __pyx_t_2 = (__pyx_v_stop < 0);
      if (__pyx_t_2) {

        /* "View.MemoryView":821
 *         if have_stop:
 *             if stop < 0:
 *                 stop += shape             # <<<<<<<<<<<<<<
 *                 if stop < 0:
 *                     stop = 0
 */
        __pyx_v_stop = (__pyx_v_stop + __pyx_v_shape);

        /* "View.MemoryView":822
 *             if stop < 0:
 *                 stop += shape
 *                 if stop < 0:             # <<<<<<<<<<<<<<
 *                     stop = 0
 *             elif stop > shape:
 */
        __pyx_t_2 = (__pyx_v_stop < 0);
        if (__pyx_t_2) {

          /* "View.MemoryView":823
 *                 stop += shape
 *                 if stop < 0:
 *                     stop = 0             # <<<<<<<<<<<<<<
 *             elif stop > shape:
 *                 stop = shape
 */
          __pyx_v_stop = 0;
          goto __pyx_L14;
        }
        __pyx_L14:;
        goto __pyx_L13;
      }

      /* "View.MemoryView":824
 *                 if stop < 0:
 *                     stop = 0
 *             elif stop > shape:             # <<<<<<<<<<<<<<
 *                 stop = shape
 *         else:
 */
      __pyx_t_2 = (__pyx_v_stop > __pyx_v_shape);
      if (__pyx_t_2) {

        /* "View.MemoryView":825
 *                     stop = 0
 *             elif stop > shape:
 *                 stop = shape             # <<<<<<<<<<<<<<
 *         else:
 *             if negative_step:
 */
        __pyx_v_stop = __pyx_v_shape;
        goto __pyx_L13;
      }
      __pyx_L13:;
      goto __pyx_L12;
    }
    /*else*/ {

      /* "View.MemoryView":827
 *                 stop = shape
 *         else:
 *             if negative_step:             # <<<<<<<<<<<<<<
 *                 stop = -1
 *             else:
 */
      if (__pyx_v_negative_step) {

        /* "View.MemoryView":828
 *         else:
 *             if negative_step:
 *                 stop = -1             # <<<<<<<<<<<<<<
 *             else:
 *                 stop = shape
 */
        __pyx_v_stop = -1;
        goto __pyx_L15;
      }
      /*else*/ {

        /* "View.MemoryView":830
 *                 stop = -1
 *             else:
 *                 stop = shape             # <<<<<<<<<<<<<<
 * 
 *         if not have_step:
 */
        __pyx_v_stop = __pyx_v_shape;
      }
      __pyx_L15:;
    }
    __pyx_L12:;

    /* "View.MemoryView":832
 *                 stop = shape
 * 
 *         if not have_step:             # <<<<<<<<<<<<<<
 *             step = 1
 * 
 */
    __pyx_t_2 = (!__pyx_v_have_step);
    if (__pyx_t_2) {

      /* "View.MemoryView":833
 * 
 *         if not have_step:
 *             step = 1             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_v_step = 1;
      goto __pyx_L16;
    }
    __pyx_L16:;

    /* "View.MemoryView":837
 * 
 *         with cython.cdivision(True):
 *             new_shape = (stop - start) // step             # <<<<<<<<<<<<<<
 * 
 *             if (stop - start) % step:
 */
    __pyx_v_new_shape = ((__pyx_v_stop - __pyx_v_start) / __pyx_v_step);

    /* "View.MemoryView":839
 *             new_shape = (stop - start) // step
 * 
 *             if (stop - start) % step:             # <<<<<<<<<<<<<<
 *                 new_shape += 1
 * 
 */
    __pyx_t_5 = ((__pyx_v_stop - __pyx_v_start) % __pyx_v_step);
    if (__pyx_t_5) {

      /* "View.MemoryView":840
 * 
 *             if (stop - start) % step:
 *                 new_shape += 1             # <<<<<<<<<<<<<<
 * 
 *         if new_shape < 0:
 */
      __pyx_v_new_shape = (__pyx_v_new_shape + 1);
      goto __pyx_L17;
    }
    __pyx_L17:;

    /* "View.MemoryView":842
 *                 new_shape += 1
 * 
 *         if new_shape < 0:             # <<<<<<<<<<<<<<
 *             new_shape = 0
 * 
 */
    __pyx_t_2 = (__pyx_v_new_shape < 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":843
 * 
 *         if new_shape < 0:
 *             new_shape = 0             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_v_new_shape = 0;
      goto __pyx_L18;
    }
    __pyx_L18:;

    /* "View.MemoryView":846
 * 
 * 
 *         dst.strides[new_ndim] = stride * step             # <<<<<<<<<<<<<<
 *         dst.shape[new_ndim] = new_shape
 *         dst.suboffsets[new_ndim] = suboffset
 */
    (__pyx_v_dst->strides[__pyx_v_new_ndim]) = (__pyx_v_stride * __pyx_v_step);

    /* "View.MemoryView":847
 * 
 *         dst.strides[new_ndim] = stride * step
 *         dst.shape[new_ndim] = new_shape             # <<<<<<<<<<<<<<
 *         dst.suboffsets[new_ndim] = suboffset
 * 
 */
    (__pyx_v_dst->shape[__pyx_v_new_ndim]) = __pyx_v_new_shape;

    /* "View.MemoryView":848
 *         dst.strides[new_ndim] = stride * step
 *         dst.shape[new_ndim] = new_shape
 *         dst.suboffsets[new_ndim] = suboffset             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_dst->suboffsets[__pyx_v_new_ndim]) = __pyx_v_suboffset;
  }
  __pyx_L3:;

  /* "View.MemoryView":851
 * 
 * 
 *     if suboffset_dim[0] < 0:             # <<<<<<<<<<<<<<
 *         dst.data += start * stride
 *     else:
 */
  __pyx_t_2 = ((__pyx_v_suboffset_dim[0]) < 0);
  if (__pyx_t_2) {

    /* "View.MemoryView":852
 * 
 *     if suboffset_dim[0] < 0:
 *         dst.data += start * stride             # <<<<<<<<<<<<<<
 *     else:
 *         dst.suboffsets[suboffset_dim[0]] += start * stride
 */
    __pyx_v_dst->data = (__pyx_v_dst->data + (__pyx_v_start * __pyx_v_stride));
    goto __pyx_L19;
  }
  /*else*/ {

    /* "View.MemoryView":854
 *         dst.data += start * stride
 *     else:
 *         dst.suboffsets[suboffset_dim[0]] += start * stride             # <<<<<<<<<<<<<<
 * 
 *     if suboffset >= 0:
 */
    __pyx_t_3 = (__pyx_v_suboffset_dim[0]);
    (__pyx_v_dst->suboffsets[__pyx_t_3]) = ((__pyx_v_dst->suboffsets[__pyx_t_3]) + (__pyx_v_start * __pyx_v_stride));
  }
  __pyx_L19:;

  /* "View.MemoryView":856
 *         dst.suboffsets[suboffset_dim[0]] += start * stride
 * 
 *     if suboffset >= 0:             # <<<<<<<<<<<<<<
 *         if not is_slice:
 *             if new_ndim == 0:
 */
  __pyx_t_2 = (__pyx_v_suboffset >= 0);
  if (__pyx_t_2) {

    /* "View.MemoryView":857
 * 
 *     if suboffset >= 0:
 *         if not is_slice:             # <<<<<<<<<<<<<<
 *             if new_ndim == 0:
 *                 dst.data = (<char **> dst.data)[0] + suboffset
 */
    __pyx_t_2 = (!__pyx_v_is_slice);
    if (__pyx_t_2) {

      /* "View.MemoryView":858
 *     if suboffset >= 0:
 *         if not is_slice:
 *             if new_ndim == 0:             # <<<<<<<<<<<<<<
 *                 dst.data = (<char **> dst.data)[0] + suboffset
 *             else:
 */
      __pyx_t_2 = (__pyx_v_new_ndim == 0);
      if (__pyx_t_2) {

        /* "View.MemoryView":859
 *         if not is_slice:
 *             if new_ndim == 0:
 *                 dst.data = (<char **> dst.data)[0] + suboffset             # <<<<<<<<<<<<<<
 *             else:
 *                 _err_dim(IndexError, "All dimensions preceding dimension %d "
 */
        __pyx_v_dst->data = ((((char **)__pyx_v_dst->data)[0]) + __pyx_v_suboffset);
        goto __pyx_L22;
      }
      /*else*/ {

        /* "View.MemoryView":862
 *             else:
 *                 _err_dim(IndexError, "All dimensions preceding dimension %d "
 *                                      "must be indexed and not sliced", dim)             # <<<<<<<<<<<<<<
 *         else:
 *             suboffset_dim[0] = new_ndim
 */
        __pyx_t_3 = __pyx_memoryview_err_dim(__pyx_builtin_IndexError, __pyx_k_67, __pyx_v_dim); if (unlikely(__pyx_t_3 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 861; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
      }
      __pyx_L22:;
      goto __pyx_L21;
    }
    /*else*/ {

      /* "View.MemoryView":864
 *                                      "must be indexed and not sliced", dim)
 *         else:
 *             suboffset_dim[0] = new_ndim             # <<<<<<<<<<<<<<
 * 
 *     return 0
 */
      (__pyx_v_suboffset_dim[0]) = __pyx_v_new_ndim;
    }
    __pyx_L21:;
    goto __pyx_L20;
  }
  __pyx_L20:;

  /* "View.MemoryView":866
 *             suboffset_dim[0] = new_ndim
 * 
 *     return 0             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = 0;
  goto __pyx_L0;

  __pyx_r = 0;
  goto __pyx_L0;
  __pyx_L1_error:;
  {
    #ifdef WITH_THREAD
    PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();
    #endif
    __Pyx_AddTraceback("View.MemoryView.slice_memviewslice", __pyx_clineno, __pyx_lineno, __pyx_filename);
    #ifdef WITH_THREAD
    PyGILState_Release(__pyx_gilstate_save);
    #endif
  }
  __pyx_r = -1;
  __pyx_L0:;
  return __pyx_r;
}

/* "View.MemoryView":872
 * 
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/* "View.MemoryView":1067
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 * 
 * cdef Py_ssize_t abs_py_ssize_t(Py_ssize_t arg) nogil:
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/* "View.MemoryView":1074
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      /* "View.MemoryView":1084
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 */
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      /* "View.MemoryView":1085
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 *     for i in range(ndim):
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  /* "View.MemoryView":1087
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    /* "View.MemoryView":1088
 * 
 *     for i in range(ndim):
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      /* "View.MemoryView":1089
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    /* "View.MemoryView":1093
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 *     if abs_py_ssize_t(c_stride) <= abs_py_ssize_t(f_stride):
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/* "View.MemoryView":1098
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static void _copy_strided_to_strided(char *__pyx_v_src_data, Py_ssize_t *__pyx_v_src_strides, char *__pyx_v_dst_data, Py_ssize_t *__pyx_v_dst_strides, Py_ssize_t *__pyx_v_src_shape, Py_ssize_t *__pyx_v_dst_shape, int __pyx_v_ndim, size_t __pyx_v_itemsize) {
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  /* "View.MemoryView":1106
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 */
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 *     if ndim == 1:
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    /* "View.MemoryView":1111
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        /* "View.MemoryView":1112
 *     if ndim == 1:
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      /* "View.MemoryView":1113
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        /* "View.MemoryView":1116
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        /* "View.MemoryView":1117
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 *     else:
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    /* "View.MemoryView":1120
 *                dst_data += dst_stride
 *     else:
 *         for i in range(dst_extent):             # <<<<<<<<<<<<<<
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 */
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      /* "View.MemoryView":1126
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}

/* "View.MemoryView":1128
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 * 
 * cdef void copy_strided_to_strided(__Pyx_memviewslice *src,             # <<<<<<<<<<<<<<
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static void copy_strided_to_strided(__Pyx_memviewslice *__pyx_v_src, __Pyx_memviewslice *__pyx_v_dst, int __pyx_v_ndim, size_t __pyx_v_itemsize) {

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/* "View.MemoryView":1135
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 * @cname('__pyx_memoryview_slice_get_size')
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 *     for i in range(ndim):
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  /* "View.MemoryView":1140
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/* "View.MemoryView":1146
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    /* "View.MemoryView":1246
 *         broadcast_leading(&src, src_ndim, dst_ndim)
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 *     cdef int ndim = max(src_ndim, dst_ndim)
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  /* "View.MemoryView":1248
 *         broadcast_leading(&dst, dst_ndim, src_ndim)
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 *     cdef int ndim = max(src_ndim, dst_ndim)             # <<<<<<<<<<<<<<
 * 
 *     for i in range(ndim):
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 *     for i in range(ndim):             # <<<<<<<<<<<<<<
 *         if src.shape[i] != dst.shape[i]:
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    /* "View.MemoryView":1251
 * 
 *     for i in range(ndim):
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 *             if src.shape[i] == 1:
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    __pyx_t_1 = ((__pyx_v_src.shape[__pyx_v_i]) != (__pyx_v_dst.shape[__pyx_v_i]));
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      /* "View.MemoryView":1252
 *     for i in range(ndim):
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 *                 broadcasting = True
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      __pyx_t_1 = ((__pyx_v_src.shape[__pyx_v_i]) == 1);
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        /* "View.MemoryView":1253
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 *             else:
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 */
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      /*else*/ {

        /* "View.MemoryView":1256
 *                 src.strides[i] = 0
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 *         if src.suboffsets[i] >= 0:
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        __pyx_t_3 = __pyx_memoryview_err_extents(__pyx_v_i, (__pyx_v_dst.shape[__pyx_v_i]), (__pyx_v_src.shape[__pyx_v_i])); if (unlikely(__pyx_t_3 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 1256; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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 *     if slices_overlap(&src, &dst, ndim, itemsize):
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  /* "View.MemoryView":1261
 *             _err_dim(ValueError, "Dimension %d is not direct", i)
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 * 
 *         if not slice_is_contig(&src, order, ndim):
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    /* "View.MemoryView":1263
 *     if slices_overlap(&src, &dst, ndim, itemsize):
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 *         if not slice_is_contig(&src, order, ndim):             # <<<<<<<<<<<<<<
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 * 
 */
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      /* "View.MemoryView":1264
 * 
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 * 
 *         tmpdata = copy_data_to_temp(&src, &tmp, order, ndim)
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    /* "View.MemoryView":1266
 *             order = get_best_order(&dst, ndim)
 * 
 *         tmpdata = copy_data_to_temp(&src, &tmp, order, ndim)             # <<<<<<<<<<<<<<
 *         src = tmp
 * 
 */
    __pyx_t_5 = __pyx_memoryview_copy_data_to_temp((&__pyx_v_src), (&__pyx_v_tmp), __pyx_v_order, __pyx_v_ndim); if (unlikely(__pyx_t_5 == NULL)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 1266; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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 *     if not broadcasting:
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 * 
 * 
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 * 
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 *         if slice_is_contig(&src, 'C', ndim):             # <<<<<<<<<<<<<<
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 *         elif slice_is_contig(&src, 'F', ndim):
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 * 
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 * 
 */
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 *         if direct_copy:
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 * 
 *             refcount_copying(&dst, dtype_is_object, ndim, False)
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      /* "View.MemoryView":1279
 *         if direct_copy:
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 *             refcount_copying(&dst, dtype_is_object, ndim, False)             # <<<<<<<<<<<<<<
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      /* "View.MemoryView":1280
 * 
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 *             refcount_copying(&dst, dtype_is_object, ndim, True)
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 *             refcount_copying(&dst, dtype_is_object, ndim, True)             # <<<<<<<<<<<<<<
 *             return 0
 * 
 */
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      /* "View.MemoryView":1282
 *             memcpy(dst.data, src.data, slice_get_size(&src, ndim))
 *             refcount_copying(&dst, dtype_is_object, ndim, True)
 *             return 0             # <<<<<<<<<<<<<<
 * 
 *     if order == 'F' == get_best_order(&dst, ndim):
 */
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    __pyx_L13:;
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  __pyx_L11:;

  /* "View.MemoryView":1284
 *             return 0
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 *     if order == 'F' == get_best_order(&dst, ndim):             # <<<<<<<<<<<<<<
 * 
 * 
 */
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    /* "View.MemoryView":1287
 * 
 * 
 *         transpose_memslice(&src)             # <<<<<<<<<<<<<<
 *         transpose_memslice(&dst)
 * 
 */
    __pyx_t_4 = __pyx_memslice_transpose((&__pyx_v_src)); if (unlikely(__pyx_t_4 == 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 1287; __pyx_clineno = __LINE__; goto __pyx_L1_error;}

    /* "View.MemoryView":1288
 * 
 *         transpose_memslice(&src)
 *         transpose_memslice(&dst)             # <<<<<<<<<<<<<<
 * 
 *     refcount_copying(&dst, dtype_is_object, ndim, False)
 */
    __pyx_t_4 = __pyx_memslice_transpose((&__pyx_v_dst)); if (unlikely(__pyx_t_4 == 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 1288; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __pyx_L14:;

  /* "View.MemoryView":1290
 *         transpose_memslice(&dst)
 * 
 *     refcount_copying(&dst, dtype_is_object, ndim, False)             # <<<<<<<<<<<<<<
 *     copy_strided_to_strided(&src, &dst, ndim, itemsize)
 *     refcount_copying(&dst, dtype_is_object, ndim, True)
 */
  __pyx_memoryview_refcount_copying((&__pyx_v_dst), __pyx_v_dtype_is_object, __pyx_v_ndim, 0);

  /* "View.MemoryView":1291
 * 
 *     refcount_copying(&dst, dtype_is_object, ndim, False)
 *     copy_strided_to_strided(&src, &dst, ndim, itemsize)             # <<<<<<<<<<<<<<
 *     refcount_copying(&dst, dtype_is_object, ndim, True)
 * 
 */
  copy_strided_to_strided((&__pyx_v_src), (&__pyx_v_dst), __pyx_v_ndim, __pyx_v_itemsize);

  /* "View.MemoryView":1292
 *     refcount_copying(&dst, dtype_is_object, ndim, False)
 *     copy_strided_to_strided(&src, &dst, ndim, itemsize)
 *     refcount_copying(&dst, dtype_is_object, ndim, True)             # <<<<<<<<<<<<<<
 * 
 *     free(tmpdata)
 */
  __pyx_memoryview_refcount_copying((&__pyx_v_dst), __pyx_v_dtype_is_object, __pyx_v_ndim, 1);

  /* "View.MemoryView":1294
 *     refcount_copying(&dst, dtype_is_object, ndim, True)
 * 
 *     free(tmpdata)             # <<<<<<<<<<<<<<
 *     return 0
 * 
 */
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  /* "View.MemoryView":1295
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 *     free(tmpdata)
 *     return 0             # <<<<<<<<<<<<<<
 * 
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 */
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/* "View.MemoryView":1298
 * 
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 * cdef void broadcast_leading(__Pyx_memviewslice *slice,             # <<<<<<<<<<<<<<
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 * 
 *     for i in range(ndim - 1, -1, -1):
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 *     for i in range(ndim - 1, -1, -1):
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 *         slice.strides[i + offset] = slice.strides[i]             # <<<<<<<<<<<<<<
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 */
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 *         slice.shape[i + offset] = slice.shape[i]
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 *     for i in range(offset):
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 * 
 *     for i in range(offset):
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 *         slice.strides[i] = slice.strides[0]
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 */
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 *     for i in range(offset):
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 *         slice.suboffsets[i] = -1
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 */
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 *         slice.shape[i] = 1
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 * 
 */
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 * 
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/* "View.MemoryView":1335
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 *                 Py_INCREF((<PyObject **> data)[0])
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/* "View.MemoryView":1355
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static void __pyx_memoryview_slice_assign_scalar(__Pyx_memviewslice *__pyx_v_dst, int __pyx_v_ndim, size_t __pyx_v_itemsize, void *__pyx_v_item, int __pyx_v_dtype_is_object) {

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 *                               size_t itemsize, void *item,
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 *     _slice_assign_scalar(dst.data, dst.shape, dst.strides, ndim,
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 */
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 *     refcount_copying(dst, dtype_is_object, ndim, False)
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 */
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 *     _slice_assign_scalar(dst.data, dst.shape, dst.strides, ndim,
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 * 
 * 
 */
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}

/* "View.MemoryView":1365
 * 
 * @cname('__pyx_memoryview__slice_assign_scalar')
 * cdef void _slice_assign_scalar(char *data, Py_ssize_t *shape,             # <<<<<<<<<<<<<<
 *                               Py_ssize_t *strides, int ndim,
 *                               size_t itemsize, void *item) nogil:
 */

static void __pyx_memoryview__slice_assign_scalar(char *__pyx_v_data, Py_ssize_t *__pyx_v_shape, Py_ssize_t *__pyx_v_strides, int __pyx_v_ndim, size_t __pyx_v_itemsize, void *__pyx_v_item) {
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  Py_ssize_t __pyx_v_extent;
  int __pyx_t_1;
  Py_ssize_t __pyx_t_2;
  Py_ssize_t __pyx_t_3;

  /* "View.MemoryView":1369
 *                               size_t itemsize, void *item) nogil:
 *     cdef Py_ssize_t i
 *     cdef Py_ssize_t stride = strides[0]             # <<<<<<<<<<<<<<
 *     cdef Py_ssize_t extent = shape[0]
 * 
 */
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  /* "View.MemoryView":1370
 *     cdef Py_ssize_t i
 *     cdef Py_ssize_t stride = strides[0]
 *     cdef Py_ssize_t extent = shape[0]             # <<<<<<<<<<<<<<
 * 
 *     if ndim == 1:
 */
  __pyx_v_extent = (__pyx_v_shape[0]);

  /* "View.MemoryView":1372
 *     cdef Py_ssize_t extent = shape[0]
 * 
 *     if ndim == 1:             # <<<<<<<<<<<<<<
 *         for i in range(extent):
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 */
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    /* "View.MemoryView":1373
 * 
 *     if ndim == 1:
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 *             memcpy(data, item, itemsize)
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    __pyx_t_2 = __pyx_v_extent;
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      /* "View.MemoryView":1374
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      /* "View.MemoryView":1375
 *         for i in range(extent):
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 *             data += stride             # <<<<<<<<<<<<<<
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 *             data += stride
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 *             _slice_assign_scalar(data, shape + 1, strides + 1,
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 *         for i in range(extent):
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 */
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 * 
 */
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  0, /*nb_multiply*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_divide*/
  #endif
  0, /*nb_remainder*/
  0, /*nb_divmod*/
  0, /*nb_power*/
  0, /*nb_negative*/
  0, /*nb_positive*/
  0, /*nb_absolute*/
  0, /*nb_nonzero*/
  0, /*nb_invert*/
  0, /*nb_lshift*/
  0, /*nb_rshift*/
  0, /*nb_and*/
  0, /*nb_xor*/
  0, /*nb_or*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_coerce*/
  #endif
  0, /*nb_int*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_long*/
  #else
  0, /*reserved*/
  #endif
  0, /*nb_float*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_oct*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*nb_hex*/
  #endif
  0, /*nb_inplace_add*/
  0, /*nb_inplace_subtract*/
  0, /*nb_inplace_multiply*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_inplace_divide*/
  #endif
  0, /*nb_inplace_remainder*/
  0, /*nb_inplace_power*/
  0, /*nb_inplace_lshift*/
  0, /*nb_inplace_rshift*/
  0, /*nb_inplace_and*/
  0, /*nb_inplace_xor*/
  0, /*nb_inplace_or*/
  0, /*nb_floor_divide*/
  0, /*nb_true_divide*/
  0, /*nb_inplace_floor_divide*/
  0, /*nb_inplace_true_divide*/
  #if PY_VERSION_HEX >= 0x02050000
  0, /*nb_index*/
  #endif
};

static PySequenceMethods __pyx_tp_as_sequence_array = {
  0, /*sq_length*/
  0, /*sq_concat*/
  0, /*sq_repeat*/
  __pyx_sq_item_array, /*sq_item*/
  0, /*sq_slice*/
  0, /*sq_ass_item*/
  0, /*sq_ass_slice*/
  0, /*sq_contains*/
  0, /*sq_inplace_concat*/
  0, /*sq_inplace_repeat*/
};

static PyMappingMethods __pyx_tp_as_mapping_array = {
  0, /*mp_length*/
  __pyx_array___getitem__, /*mp_subscript*/
  __pyx_mp_ass_subscript_array, /*mp_ass_subscript*/
};

static PyBufferProcs __pyx_tp_as_buffer_array = {
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getreadbuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getwritebuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getsegcount*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getcharbuffer*/
  #endif
  #if PY_VERSION_HEX >= 0x02060000
  __pyx_array_getbuffer, /*bf_getbuffer*/
  #endif
  #if PY_VERSION_HEX >= 0x02060000
  0, /*bf_releasebuffer*/
  #endif
};

static PyTypeObject __pyx_type___pyx_array = {
  PyVarObject_HEAD_INIT(0, 0)
  __Pyx_NAMESTR("_ni_label.array"), /*tp_name*/
  sizeof(struct __pyx_array_obj), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_array, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #else
  0, /*reserved*/
  #endif
  0, /*tp_repr*/
  &__pyx_tp_as_number_array, /*tp_as_number*/
  &__pyx_tp_as_sequence_array, /*tp_as_sequence*/
  &__pyx_tp_as_mapping_array, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  __pyx_tp_getattro_array, /*tp_getattro*/
  0, /*tp_setattro*/
  &__pyx_tp_as_buffer_array, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_array, /*tp_traverse*/
  __pyx_tp_clear_array, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_array, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_array, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_array, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  #if PY_VERSION_HEX >= 0x02060000
  0, /*tp_version_tag*/
  #endif
};

static PyObject *__pyx_tp_new_Enum(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_MemviewEnum_obj *p;
  PyObject *o = (*t->tp_alloc)(t, 0);
  if (!o) return 0;
  p = ((struct __pyx_MemviewEnum_obj *)o);
  p->name = Py_None; Py_INCREF(Py_None);
  return o;
}

static void __pyx_tp_dealloc_Enum(PyObject *o) {
  struct __pyx_MemviewEnum_obj *p = (struct __pyx_MemviewEnum_obj *)o;
  Py_CLEAR(p->name);
  (*Py_TYPE(o)->tp_free)(o);
}

static int __pyx_tp_traverse_Enum(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_MemviewEnum_obj *p = (struct __pyx_MemviewEnum_obj *)o;
  if (p->name) {
    e = (*v)(p->name, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_Enum(PyObject *o) {
  struct __pyx_MemviewEnum_obj *p = (struct __pyx_MemviewEnum_obj *)o;
  PyObject* tmp;
  tmp = ((PyObject*)p->name);
  p->name = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  return 0;
}

static PyMethodDef __pyx_methods_Enum[] = {
  {0, 0, 0, 0}
};

static PyNumberMethods __pyx_tp_as_number_Enum = {
  0, /*nb_add*/
  0, /*nb_subtract*/
  0, /*nb_multiply*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_divide*/
  #endif
  0, /*nb_remainder*/
  0, /*nb_divmod*/
  0, /*nb_power*/
  0, /*nb_negative*/
  0, /*nb_positive*/
  0, /*nb_absolute*/
  0, /*nb_nonzero*/
  0, /*nb_invert*/
  0, /*nb_lshift*/
  0, /*nb_rshift*/
  0, /*nb_and*/
  0, /*nb_xor*/
  0, /*nb_or*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_coerce*/
  #endif
  0, /*nb_int*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_long*/
  #else
  0, /*reserved*/
  #endif
  0, /*nb_float*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_oct*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*nb_hex*/
  #endif
  0, /*nb_inplace_add*/
  0, /*nb_inplace_subtract*/
  0, /*nb_inplace_multiply*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_inplace_divide*/
  #endif
  0, /*nb_inplace_remainder*/
  0, /*nb_inplace_power*/
  0, /*nb_inplace_lshift*/
  0, /*nb_inplace_rshift*/
  0, /*nb_inplace_and*/
  0, /*nb_inplace_xor*/
  0, /*nb_inplace_or*/
  0, /*nb_floor_divide*/
  0, /*nb_true_divide*/
  0, /*nb_inplace_floor_divide*/
  0, /*nb_inplace_true_divide*/
  #if PY_VERSION_HEX >= 0x02050000
  0, /*nb_index*/
  #endif
};

static PySequenceMethods __pyx_tp_as_sequence_Enum = {
  0, /*sq_length*/
  0, /*sq_concat*/
  0, /*sq_repeat*/
  0, /*sq_item*/
  0, /*sq_slice*/
  0, /*sq_ass_item*/
  0, /*sq_ass_slice*/
  0, /*sq_contains*/
  0, /*sq_inplace_concat*/
  0, /*sq_inplace_repeat*/
};

static PyMappingMethods __pyx_tp_as_mapping_Enum = {
  0, /*mp_length*/
  0, /*mp_subscript*/
  0, /*mp_ass_subscript*/
};

static PyBufferProcs __pyx_tp_as_buffer_Enum = {
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getreadbuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getwritebuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getsegcount*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getcharbuffer*/
  #endif
  #if PY_VERSION_HEX >= 0x02060000
  0, /*bf_getbuffer*/
  #endif
  #if PY_VERSION_HEX >= 0x02060000
  0, /*bf_releasebuffer*/
  #endif
};

static PyTypeObject __pyx_type___pyx_MemviewEnum = {
  PyVarObject_HEAD_INIT(0, 0)
  __Pyx_NAMESTR("_ni_label.Enum"), /*tp_name*/
  sizeof(struct __pyx_MemviewEnum_obj), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_Enum, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #else
  0, /*reserved*/
  #endif
  __pyx_MemviewEnum___repr__, /*tp_repr*/
  &__pyx_tp_as_number_Enum, /*tp_as_number*/
  &__pyx_tp_as_sequence_Enum, /*tp_as_sequence*/
  &__pyx_tp_as_mapping_Enum, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  &__pyx_tp_as_buffer_Enum, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_Enum, /*tp_traverse*/
  __pyx_tp_clear_Enum, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_Enum, /*tp_methods*/
  0, /*tp_members*/
  0, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  __pyx_MemviewEnum___init__, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_Enum, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  #if PY_VERSION_HEX >= 0x02060000
  0, /*tp_version_tag*/
  #endif
};
static struct __pyx_vtabstruct_memoryview __pyx_vtable_memoryview;

static PyObject *__pyx_tp_new_memoryview(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_memoryview_obj *p;
  PyObject *o = (*t->tp_alloc)(t, 0);
  if (!o) return 0;
  p = ((struct __pyx_memoryview_obj *)o);
  p->__pyx_vtab = __pyx_vtabptr_memoryview;
  p->obj = Py_None; Py_INCREF(Py_None);
  p->_size = Py_None; Py_INCREF(Py_None);
  p->_array_interface = Py_None; Py_INCREF(Py_None);
  p->view.obj = NULL;
  if (__pyx_memoryview___cinit__(o, a, k) < 0) {
    Py_DECREF(o); o = 0;
  }
  return o;
}

static void __pyx_tp_dealloc_memoryview(PyObject *o) {
  struct __pyx_memoryview_obj *p = (struct __pyx_memoryview_obj *)o;
  {
    PyObject *etype, *eval, *etb;
    PyErr_Fetch(&etype, &eval, &etb);
    ++Py_REFCNT(o);
    __pyx_memoryview___dealloc__(o);
    if (PyErr_Occurred()) PyErr_WriteUnraisable(o);
    --Py_REFCNT(o);
    PyErr_Restore(etype, eval, etb);
  }
  Py_CLEAR(p->obj);
  Py_CLEAR(p->_size);
  Py_CLEAR(p->_array_interface);
  (*Py_TYPE(o)->tp_free)(o);
}

static int __pyx_tp_traverse_memoryview(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_memoryview_obj *p = (struct __pyx_memoryview_obj *)o;
  if (p->obj) {
    e = (*v)(p->obj, a); if (e) return e;
  }
  if (p->_size) {
    e = (*v)(p->_size, a); if (e) return e;
  }
  if (p->_array_interface) {
    e = (*v)(p->_array_interface, a); if (e) return e;
  }
  if (p->view.obj) {
    e = (*v)(p->view.obj, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear_memoryview(PyObject *o) {
  struct __pyx_memoryview_obj *p = (struct __pyx_memoryview_obj *)o;
  PyObject* tmp;
  tmp = ((PyObject*)p->obj);
  p->obj = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->_size);
  p->_size = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  tmp = ((PyObject*)p->_array_interface);
  p->_array_interface = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  Py_CLEAR(p->view.obj);
  return 0;
}
static PyObject *__pyx_sq_item_memoryview(PyObject *o, Py_ssize_t i) {
  PyObject *r;
  PyObject *x = PyInt_FromSsize_t(i); if(!x) return 0;
  r = Py_TYPE(o)->tp_as_mapping->mp_subscript(o, x);
  Py_DECREF(x);
  return r;
}

static int __pyx_mp_ass_subscript_memoryview(PyObject *o, PyObject *i, PyObject *v) {
  if (v) {
    return __pyx_memoryview___setitem__(o, i, v);
  }
  else {
    PyErr_Format(PyExc_NotImplementedError,
      "Subscript deletion not supported by %s", Py_TYPE(o)->tp_name);
    return -1;
  }
}

static PyObject *__pyx_getprop___pyx_memoryview_T(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_transpose(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_base(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview__get__base(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_shape(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_shape(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_strides(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_strides(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_suboffsets(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_suboffsets(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_ndim(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_ndim(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_itemsize(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_itemsize(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_nbytes(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_nbytes(o);
}

static PyObject *__pyx_getprop___pyx_memoryview_size(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryview_get_size(o);
}

static PyMethodDef __pyx_methods_memoryview[] = {
  {__Pyx_NAMESTR("is_c_contig"), (PyCFunction)__pyx_memoryview_is_c_contig, METH_NOARGS, __Pyx_DOCSTR(0)},
  {__Pyx_NAMESTR("is_f_contig"), (PyCFunction)__pyx_memoryview_is_f_contig, METH_NOARGS, __Pyx_DOCSTR(0)},
  {__Pyx_NAMESTR("copy"), (PyCFunction)__pyx_memoryview_copy, METH_NOARGS, __Pyx_DOCSTR(0)},
  {__Pyx_NAMESTR("copy_fortran"), (PyCFunction)__pyx_memoryview_copy_fortran, METH_NOARGS, __Pyx_DOCSTR(0)},
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets_memoryview[] = {
  {(char *)"T", __pyx_getprop___pyx_memoryview_T, 0, 0, 0},
  {(char *)"base", __pyx_getprop___pyx_memoryview_base, 0, 0, 0},
  {(char *)"shape", __pyx_getprop___pyx_memoryview_shape, 0, 0, 0},
  {(char *)"strides", __pyx_getprop___pyx_memoryview_strides, 0, 0, 0},
  {(char *)"suboffsets", __pyx_getprop___pyx_memoryview_suboffsets, 0, 0, 0},
  {(char *)"ndim", __pyx_getprop___pyx_memoryview_ndim, 0, 0, 0},
  {(char *)"itemsize", __pyx_getprop___pyx_memoryview_itemsize, 0, 0, 0},
  {(char *)"nbytes", __pyx_getprop___pyx_memoryview_nbytes, 0, 0, 0},
  {(char *)"size", __pyx_getprop___pyx_memoryview_size, 0, 0, 0},
  {0, 0, 0, 0, 0}
};

static PyNumberMethods __pyx_tp_as_number_memoryview = {
  0, /*nb_add*/
  0, /*nb_subtract*/
  0, /*nb_multiply*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_divide*/
  #endif
  0, /*nb_remainder*/
  0, /*nb_divmod*/
  0, /*nb_power*/
  0, /*nb_negative*/
  0, /*nb_positive*/
  0, /*nb_absolute*/
  0, /*nb_nonzero*/
  0, /*nb_invert*/
  0, /*nb_lshift*/
  0, /*nb_rshift*/
  0, /*nb_and*/
  0, /*nb_xor*/
  0, /*nb_or*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_coerce*/
  #endif
  0, /*nb_int*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_long*/
  #else
  0, /*reserved*/
  #endif
  0, /*nb_float*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_oct*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*nb_hex*/
  #endif
  0, /*nb_inplace_add*/
  0, /*nb_inplace_subtract*/
  0, /*nb_inplace_multiply*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_inplace_divide*/
  #endif
  0, /*nb_inplace_remainder*/
  0, /*nb_inplace_power*/
  0, /*nb_inplace_lshift*/
  0, /*nb_inplace_rshift*/
  0, /*nb_inplace_and*/
  0, /*nb_inplace_xor*/
  0, /*nb_inplace_or*/
  0, /*nb_floor_divide*/
  0, /*nb_true_divide*/
  0, /*nb_inplace_floor_divide*/
  0, /*nb_inplace_true_divide*/
  #if PY_VERSION_HEX >= 0x02050000
  0, /*nb_index*/
  #endif
};

static PySequenceMethods __pyx_tp_as_sequence_memoryview = {
  __pyx_memoryview___len__, /*sq_length*/
  0, /*sq_concat*/
  0, /*sq_repeat*/
  __pyx_sq_item_memoryview, /*sq_item*/
  0, /*sq_slice*/
  0, /*sq_ass_item*/
  0, /*sq_ass_slice*/
  0, /*sq_contains*/
  0, /*sq_inplace_concat*/
  0, /*sq_inplace_repeat*/
};

static PyMappingMethods __pyx_tp_as_mapping_memoryview = {
  __pyx_memoryview___len__, /*mp_length*/
  __pyx_memoryview___getitem__, /*mp_subscript*/
  __pyx_mp_ass_subscript_memoryview, /*mp_ass_subscript*/
};

static PyBufferProcs __pyx_tp_as_buffer_memoryview = {
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getreadbuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getwritebuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getsegcount*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getcharbuffer*/
  #endif
  #if PY_VERSION_HEX >= 0x02060000
  __pyx_memoryview_getbuffer, /*bf_getbuffer*/
  #endif
  #if PY_VERSION_HEX >= 0x02060000
  0, /*bf_releasebuffer*/
  #endif
};

static PyTypeObject __pyx_type___pyx_memoryview = {
  PyVarObject_HEAD_INIT(0, 0)
  __Pyx_NAMESTR("_ni_label.memoryview"), /*tp_name*/
  sizeof(struct __pyx_memoryview_obj), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc_memoryview, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #else
  0, /*reserved*/
  #endif
  __pyx_memoryview___repr__, /*tp_repr*/
  &__pyx_tp_as_number_memoryview, /*tp_as_number*/
  &__pyx_tp_as_sequence_memoryview, /*tp_as_sequence*/
  &__pyx_tp_as_mapping_memoryview, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  __pyx_memoryview___str__, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  &__pyx_tp_as_buffer_memoryview, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  0, /*tp_doc*/
  __pyx_tp_traverse_memoryview, /*tp_traverse*/
  __pyx_tp_clear_memoryview, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods_memoryview, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets_memoryview, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new_memoryview, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  #if PY_VERSION_HEX >= 0x02060000
  0, /*tp_version_tag*/
  #endif
};
static struct __pyx_vtabstruct__memoryviewslice __pyx_vtable__memoryviewslice;

static PyObject *__pyx_tp_new__memoryviewslice(PyTypeObject *t, PyObject *a, PyObject *k) {
  struct __pyx_memoryviewslice_obj *p;
  PyObject *o = __pyx_tp_new_memoryview(t, a, k);
  if (!o) return 0;
  p = ((struct __pyx_memoryviewslice_obj *)o);
  p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_memoryview*)__pyx_vtabptr__memoryviewslice;
  p->from_object = Py_None; Py_INCREF(Py_None);
  p->from_slice.memview = NULL;
  return o;
}

static void __pyx_tp_dealloc__memoryviewslice(PyObject *o) {
  struct __pyx_memoryviewslice_obj *p = (struct __pyx_memoryviewslice_obj *)o;
  {
    PyObject *etype, *eval, *etb;
    PyErr_Fetch(&etype, &eval, &etb);
    ++Py_REFCNT(o);
    __pyx_memoryviewslice___dealloc__(o);
    if (PyErr_Occurred()) PyErr_WriteUnraisable(o);
    --Py_REFCNT(o);
    PyErr_Restore(etype, eval, etb);
  }
  Py_CLEAR(p->from_object);
  __pyx_tp_dealloc_memoryview(o);
}

static int __pyx_tp_traverse__memoryviewslice(PyObject *o, visitproc v, void *a) {
  int e;
  struct __pyx_memoryviewslice_obj *p = (struct __pyx_memoryviewslice_obj *)o;
  e = __pyx_tp_traverse_memoryview(o, v, a); if (e) return e;
  if (p->from_object) {
    e = (*v)(p->from_object, a); if (e) return e;
  }
  return 0;
}

static int __pyx_tp_clear__memoryviewslice(PyObject *o) {
  struct __pyx_memoryviewslice_obj *p = (struct __pyx_memoryviewslice_obj *)o;
  PyObject* tmp;
  __pyx_tp_clear_memoryview(o);
  tmp = ((PyObject*)p->from_object);
  p->from_object = Py_None; Py_INCREF(Py_None);
  Py_XDECREF(tmp);
  __PYX_XDEC_MEMVIEW(&p->from_slice, 1);
  return 0;
}

static PyObject *__pyx_getprop___pyx_memoryviewslice_base(PyObject *o, CYTHON_UNUSED void *x) {
  return __pyx_memoryviewslice__get__base(o);
}

static PyMethodDef __pyx_methods__memoryviewslice[] = {
  {0, 0, 0, 0}
};

static struct PyGetSetDef __pyx_getsets__memoryviewslice[] = {
  {(char *)"base", __pyx_getprop___pyx_memoryviewslice_base, 0, 0, 0},
  {0, 0, 0, 0, 0}
};

static PyNumberMethods __pyx_tp_as_number__memoryviewslice = {
  0, /*nb_add*/
  0, /*nb_subtract*/
  0, /*nb_multiply*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_divide*/
  #endif
  0, /*nb_remainder*/
  0, /*nb_divmod*/
  0, /*nb_power*/
  0, /*nb_negative*/
  0, /*nb_positive*/
  0, /*nb_absolute*/
  0, /*nb_nonzero*/
  0, /*nb_invert*/
  0, /*nb_lshift*/
  0, /*nb_rshift*/
  0, /*nb_and*/
  0, /*nb_xor*/
  0, /*nb_or*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_coerce*/
  #endif
  0, /*nb_int*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_long*/
  #else
  0, /*reserved*/
  #endif
  0, /*nb_float*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_oct*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*nb_hex*/
  #endif
  0, /*nb_inplace_add*/
  0, /*nb_inplace_subtract*/
  0, /*nb_inplace_multiply*/
  #if PY_MAJOR_VERSION < 3
  0, /*nb_inplace_divide*/
  #endif
  0, /*nb_inplace_remainder*/
  0, /*nb_inplace_power*/
  0, /*nb_inplace_lshift*/
  0, /*nb_inplace_rshift*/
  0, /*nb_inplace_and*/
  0, /*nb_inplace_xor*/
  0, /*nb_inplace_or*/
  0, /*nb_floor_divide*/
  0, /*nb_true_divide*/
  0, /*nb_inplace_floor_divide*/
  0, /*nb_inplace_true_divide*/
  #if PY_VERSION_HEX >= 0x02050000
  0, /*nb_index*/
  #endif
};

static PySequenceMethods __pyx_tp_as_sequence__memoryviewslice = {
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_memoryview___len__, /*sq_length*/
  #else
  0, /*sq_length*/
  #endif
  0, /*sq_concat*/
  0, /*sq_repeat*/
  0, /*sq_item*/
  0, /*sq_slice*/
  0, /*sq_ass_item*/
  0, /*sq_ass_slice*/
  0, /*sq_contains*/
  0, /*sq_inplace_concat*/
  0, /*sq_inplace_repeat*/
};

static PyMappingMethods __pyx_tp_as_mapping__memoryviewslice = {
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_memoryview___len__, /*mp_length*/
  #else
  0, /*mp_length*/
  #endif
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_memoryview___getitem__, /*mp_subscript*/
  #else
  0, /*mp_subscript*/
  #endif
  0, /*mp_ass_subscript*/
};

static PyBufferProcs __pyx_tp_as_buffer__memoryviewslice = {
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  0, /*bf_getreadbuffer*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getwritebuffer*/
  #endif
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  0, /*bf_getsegcount*/
  #endif
  #if PY_MAJOR_VERSION < 3
  0, /*bf_getcharbuffer*/
  #endif
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_memoryview_getbuffer, /*bf_getbuffer*/
  #else
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  0, /*bf_getbuffer*/
  #endif
  #endif
  #if PY_VERSION_HEX >= 0x02060000
  0, /*bf_releasebuffer*/
  #endif
};

static PyTypeObject __pyx_type___pyx_memoryviewslice = {
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  __Pyx_NAMESTR("_ni_label._memoryviewslice"), /*tp_name*/
  sizeof(struct __pyx_memoryviewslice_obj), /*tp_basicsize*/
  0, /*tp_itemsize*/
  __pyx_tp_dealloc__memoryviewslice, /*tp_dealloc*/
  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #else
  0, /*reserved*/
  #endif
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_memoryview___repr__, /*tp_repr*/
  #else
  0, /*tp_repr*/
  #endif
  &__pyx_tp_as_number__memoryviewslice, /*tp_as_number*/
  &__pyx_tp_as_sequence__memoryviewslice, /*tp_as_sequence*/
  &__pyx_tp_as_mapping__memoryviewslice, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_memoryview___str__, /*tp_str*/
  #else
  0, /*tp_str*/
  #endif
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  &__pyx_tp_as_buffer__memoryviewslice, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  __Pyx_DOCSTR("Internal class for passing memoryview slices to Python"), /*tp_doc*/
  __pyx_tp_traverse__memoryviewslice, /*tp_traverse*/
  __pyx_tp_clear__memoryviewslice, /*tp_clear*/
  0, /*tp_richcompare*/
  0, /*tp_weaklistoffset*/
  0, /*tp_iter*/
  0, /*tp_iternext*/
  __pyx_methods__memoryviewslice, /*tp_methods*/
  0, /*tp_members*/
  __pyx_getsets__memoryviewslice, /*tp_getset*/
  0, /*tp_base*/
  0, /*tp_dict*/
  0, /*tp_descr_get*/
  0, /*tp_descr_set*/
  0, /*tp_dictoffset*/
  0, /*tp_init*/
  0, /*tp_alloc*/
  __pyx_tp_new__memoryviewslice, /*tp_new*/
  0, /*tp_free*/
  0, /*tp_is_gc*/
  0, /*tp_bases*/
  0, /*tp_mro*/
  0, /*tp_cache*/
  0, /*tp_subclasses*/
  0, /*tp_weaklist*/
  0, /*tp_del*/
  #if PY_VERSION_HEX >= 0x02060000
  0, /*tp_version_tag*/
  #endif
};

static PyMethodDef __pyx_methods[] = {
  {__Pyx_NAMESTR("_label"), (PyCFunction)__pyx_pw_9_ni_label_7_label, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)},
  {0, 0, 0, 0}
};

#if PY_MAJOR_VERSION >= 3
static struct PyModuleDef __pyx_moduledef = {
    PyModuleDef_HEAD_INIT,
    __Pyx_NAMESTR("_ni_label"),
    0, /* m_doc */
    -1, /* m_size */
    __pyx_methods /* m_methods */,
    NULL, /* m_reload */
    NULL, /* m_traverse */
    NULL, /* m_clear */
    NULL /* m_free */
};
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 * cdef generic = Enum("<strided and direct or indirect>")
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 * 
 */
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  /* "View.MemoryView":287
 * 
 * 
 * cdef contiguous = Enum("<contiguous and direct>")             # <<<<<<<<<<<<<<
 * cdef indirect_contiguous = Enum("<contiguous and indirect>")
 * 
 */
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  /* "View.MemoryView":288
 * 
 * cdef contiguous = Enum("<contiguous and direct>")
 * cdef indirect_contiguous = Enum("<contiguous and indirect>")             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_t_7 = PyObject_Call(((PyObject *)((PyObject *)__pyx_MemviewEnum_type)), ((PyObject *)__pyx_k_tuple_89), NULL); if (unlikely(!__pyx_t_7)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 288; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /* "View.MemoryView":503
 *         info.obj = self
 * 
 *     __pyx_getbuffer = capsule(<void *> &__pyx_memoryview_getbuffer, "getbuffer(obj, view, flags)")             # <<<<<<<<<<<<<<
 * 
 * 
 */
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  /* "View.MemoryView":958
 *             return self.from_object
 * 
 *     __pyx_getbuffer = capsule(<void *> &__pyx_memoryview_getbuffer, "getbuffer(obj, view, flags)")             # <<<<<<<<<<<<<<
 * 
 * 
 */
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  /* "View.MemoryView":1365
 * 
 * @cname('__pyx_memoryview__slice_assign_scalar')
 * cdef void _slice_assign_scalar(char *data, Py_ssize_t *shape,             # <<<<<<<<<<<<<<
 *                               Py_ssize_t *strides, int ndim,
 *                               size_t itemsize, void *item) nogil:
 */
  goto __pyx_L0;
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  __Pyx_XDECREF(__pyx_t_1);
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/* Runtime support code */
#if CYTHON_REFNANNY
static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname) {
    PyObject *m = NULL, *p = NULL;
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    p = PyObject_GetAttrString(m, (char *)"RefNannyAPI");
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end:
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static PyObject *__Pyx_GetName(PyObject *dict, PyObject *name) {
    PyObject *result;
    result = PyObject_GetAttr(dict, name);
    if (!result) {
        if (dict != __pyx_b) {
            PyErr_Clear();
            result = PyObject_GetAttr(__pyx_b, name);
        }
        if (!result) {
            PyErr_SetObject(PyExc_NameError, name);
        }
    }
    return result;
}

static void __Pyx_RaiseArgtupleInvalid(
    const char* func_name,
    int exact,
    Py_ssize_t num_min,
    Py_ssize_t num_max,
    Py_ssize_t num_found)
{
    Py_ssize_t num_expected;
    const char *more_or_less;
    if (num_found < num_min) {
        num_expected = num_min;
        more_or_less = "at least";
    } else {
        num_expected = num_max;
        more_or_less = "at most";
    }
    if (exact) {
        more_or_less = "exactly";
    }
    PyErr_Format(PyExc_TypeError,
                 "%s() takes %s %" CYTHON_FORMAT_SSIZE_T "d positional argument%s (%" CYTHON_FORMAT_SSIZE_T "d given)",
                 func_name, more_or_less, num_expected,
                 (num_expected == 1) ? "" : "s", num_found);
}

static void __Pyx_RaiseDoubleKeywordsError(
    const char* func_name,
    PyObject* kw_name)
{
    PyErr_Format(PyExc_TypeError,
        #if PY_MAJOR_VERSION >= 3
        "%s() got multiple values for keyword argument '%U'", func_name, kw_name);
        #else
        "%s() got multiple values for keyword argument '%s'", func_name,
        PyString_AsString(kw_name));
        #endif
}

static int __Pyx_ParseOptionalKeywords(
    PyObject *kwds,
    PyObject **argnames[],
    PyObject *kwds2,
    PyObject *values[],
    Py_ssize_t num_pos_args,
    const char* function_name)
{
    PyObject *key = 0, *value = 0;
    Py_ssize_t pos = 0;
    PyObject*** name;
    PyObject*** first_kw_arg = argnames + num_pos_args;
    while (PyDict_Next(kwds, &pos, &key, &value)) {
        name = first_kw_arg;
        while (*name && (**name != key)) name++;
        if (*name) {
            values[name-argnames] = value;
            continue;
        }
        name = first_kw_arg;
        #if PY_MAJOR_VERSION < 3
        if (likely(PyString_CheckExact(key)) || likely(PyString_Check(key))) {
            while (*name) {
                if ((CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**name) == PyString_GET_SIZE(key))
                        && _PyString_Eq(**name, key)) {
                    values[name-argnames] = value;
                    break;
                }
                name++;
            }
            if (*name) continue;
            else {
                PyObject*** argname = argnames;
                while (argname != first_kw_arg) {
                    if ((**argname == key) || (
                            (CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**argname) == PyString_GET_SIZE(key))
                             && _PyString_Eq(**argname, key))) {
                        goto arg_passed_twice;
                    }
                    argname++;
                }
            }
        } else
        #endif
        if (likely(PyUnicode_Check(key))) {
            while (*name) {
                int cmp = (**name == key) ? 0 :
                #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
                    (PyUnicode_GET_SIZE(**name) != PyUnicode_GET_SIZE(key)) ? 1 :
                #endif
                    PyUnicode_Compare(**name, key);
                if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
                if (cmp == 0) {
                    values[name-argnames] = value;
                    break;
                }
                name++;
            }
            if (*name) continue;
            else {
                PyObject*** argname = argnames;
                while (argname != first_kw_arg) {
                    int cmp = (**argname == key) ? 0 :
                    #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
                        (PyUnicode_GET_SIZE(**argname) != PyUnicode_GET_SIZE(key)) ? 1 :
                    #endif
                        PyUnicode_Compare(**argname, key);
                    if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
                    if (cmp == 0) goto arg_passed_twice;
                    argname++;
                }
            }
        } else
            goto invalid_keyword_type;
        if (kwds2) {
            if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad;
        } else {
            goto invalid_keyword;
        }
    }
    return 0;
arg_passed_twice:
    __Pyx_RaiseDoubleKeywordsError(function_name, key);
    goto bad;
invalid_keyword_type:
    PyErr_Format(PyExc_TypeError,
        "%s() keywords must be strings", function_name);
    goto bad;
invalid_keyword:
    PyErr_Format(PyExc_TypeError,
    #if PY_MAJOR_VERSION < 3
        "%s() got an unexpected keyword argument '%s'",
        function_name, PyString_AsString(key));
    #else
        "%s() got an unexpected keyword argument '%U'",
        function_name, key);
    #endif
bad:
    return -1;
}

static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb) {
    PyObject *local_type, *local_value, *local_tb;
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    PyThreadState *tstate = PyThreadState_GET();
    local_type = tstate->curexc_type;
    local_value = tstate->curexc_value;
    local_tb = tstate->curexc_traceback;
    tstate->curexc_type = 0;
    tstate->curexc_value = 0;
    tstate->curexc_traceback = 0;
#else
    PyErr_Fetch(&local_type, &local_value, &local_tb);
#endif
    PyErr_NormalizeException(&local_type, &local_value, &local_tb);
#if CYTHON_COMPILING_IN_CPYTHON
    if (unlikely(tstate->curexc_type))
#else
    if (unlikely(PyErr_Occurred()))
#endif
        goto bad;
    #if PY_MAJOR_VERSION >= 3
    if (unlikely(PyException_SetTraceback(local_value, local_tb) < 0))
        goto bad;
    #endif
    Py_INCREF(local_type);
    Py_INCREF(local_value);
    Py_INCREF(local_tb);
    *type = local_type;
    *value = local_value;
    *tb = local_tb;
#if CYTHON_COMPILING_IN_CPYTHON
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = local_type;
    tstate->exc_value = local_value;
    tstate->exc_traceback = local_tb;
    /* Make sure tstate is in a consistent state when we XDECREF
       these objects (DECREF may run arbitrary code). */
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
#else
    PyErr_SetExcInfo(local_type, local_value, local_tb);
#endif
    return 0;
bad:
    *type = 0;
    *value = 0;
    *tb = 0;
    Py_XDECREF(local_type);
    Py_XDECREF(local_value);
    Py_XDECREF(local_tb);
    return -1;
}

static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    PyThreadState *tstate = PyThreadState_GET();
    tmp_type = tstate->curexc_type;
    tmp_value = tstate->curexc_value;
    tmp_tb = tstate->curexc_traceback;
    tstate->curexc_type = type;
    tstate->curexc_value = value;
    tstate->curexc_traceback = tb;
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
#else
    PyErr_Restore(type, value, tb);
#endif
}
static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    *type = tstate->curexc_type;
    *value = tstate->curexc_value;
    *tb = tstate->curexc_traceback;
    tstate->curexc_type = 0;
    tstate->curexc_value = 0;
    tstate->curexc_traceback = 0;
#else
    PyErr_Fetch(type, value, tb);
#endif
}

#if PY_MAJOR_VERSION < 3
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb,
                        CYTHON_UNUSED PyObject *cause) {
    Py_XINCREF(type);
    if (!value || value == Py_None)
        value = NULL;
    else
        Py_INCREF(value);
    if (!tb || tb == Py_None)
        tb = NULL;
    else {
        Py_INCREF(tb);
        if (!PyTraceBack_Check(tb)) {
            PyErr_SetString(PyExc_TypeError,
                "raise: arg 3 must be a traceback or None");
            goto raise_error;
        }
    }
    #if PY_VERSION_HEX < 0x02050000
    if (PyClass_Check(type)) {
    #else
    if (PyType_Check(type)) {
    #endif
#if CYTHON_COMPILING_IN_PYPY
        if (!value) {
            Py_INCREF(Py_None);
            value = Py_None;
        }
#endif
        PyErr_NormalizeException(&type, &value, &tb);
    } else {
        if (value) {
            PyErr_SetString(PyExc_TypeError,
                "instance exception may not have a separate value");
            goto raise_error;
        }
        value = type;
        #if PY_VERSION_HEX < 0x02050000
            if (PyInstance_Check(type)) {
                type = (PyObject*) ((PyInstanceObject*)type)->in_class;
                Py_INCREF(type);
            }
            else {
                type = 0;
                PyErr_SetString(PyExc_TypeError,
                    "raise: exception must be an old-style class or instance");
                goto raise_error;
            }
        #else
            type = (PyObject*) Py_TYPE(type);
            Py_INCREF(type);
            if (!PyType_IsSubtype((PyTypeObject *)type, (PyTypeObject *)PyExc_BaseException)) {
                PyErr_SetString(PyExc_TypeError,
                    "raise: exception class must be a subclass of BaseException");
                goto raise_error;
            }
        #endif
    }
    __Pyx_ErrRestore(type, value, tb);
    return;
raise_error:
    Py_XDECREF(value);
    Py_XDECREF(type);
    Py_XDECREF(tb);
    return;
}
#else /* Python 3+ */
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause) {
    PyObject* owned_instance = NULL;
    if (tb == Py_None) {
        tb = 0;
    } else if (tb && !PyTraceBack_Check(tb)) {
        PyErr_SetString(PyExc_TypeError,
            "raise: arg 3 must be a traceback or None");
        goto bad;
    }
    if (value == Py_None)
        value = 0;
    if (PyExceptionInstance_Check(type)) {
        if (value) {
            PyErr_SetString(PyExc_TypeError,
                "instance exception may not have a separate value");
            goto bad;
        }
        value = type;
        type = (PyObject*) Py_TYPE(value);
    } else if (PyExceptionClass_Check(type)) {
        PyObject *args;
        if (!value)
            args = PyTuple_New(0);
        else if (PyTuple_Check(value)) {
            Py_INCREF(value);
            args = value;
        }
        else
            args = PyTuple_Pack(1, value);
        if (!args)
            goto bad;
        owned_instance = PyEval_CallObject(type, args);
        Py_DECREF(args);
        if (!owned_instance)
            goto bad;
        value = owned_instance;
        if (!PyExceptionInstance_Check(value)) {
            PyErr_Format(PyExc_TypeError,
                         "calling %R should have returned an instance of "
                         "BaseException, not %R",
                         type, Py_TYPE(value));
            goto bad;
        }
    } else {
        PyErr_SetString(PyExc_TypeError,
            "raise: exception class must be a subclass of BaseException");
        goto bad;
    }
    if (cause && cause != Py_None) {
        PyObject *fixed_cause;
        if (PyExceptionClass_Check(cause)) {
            fixed_cause = PyObject_CallObject(cause, NULL);
            if (fixed_cause == NULL)
                goto bad;
        }
        else if (PyExceptionInstance_Check(cause)) {
            fixed_cause = cause;
            Py_INCREF(fixed_cause);
        }
        else {
            PyErr_SetString(PyExc_TypeError,
                            "exception causes must derive from "
                            "BaseException");
            goto bad;
        }
        PyException_SetCause(value, fixed_cause);
    }
    PyErr_SetObject(type, value);
    if (tb) {
        PyThreadState *tstate = PyThreadState_GET();
        PyObject* tmp_tb = tstate->curexc_traceback;
        if (tb != tmp_tb) {
            Py_INCREF(tb);
            tstate->curexc_traceback = tb;
            Py_XDECREF(tmp_tb);
        }
    }
bad:
    Py_XDECREF(owned_instance);
    return;
}
#endif

static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected) {
    PyErr_Format(PyExc_ValueError,
                 "too many values to unpack (expected %" CYTHON_FORMAT_SSIZE_T "d)", expected);
}

static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index) {
    PyErr_Format(PyExc_ValueError,
                 "need more than %" CYTHON_FORMAT_SSIZE_T "d value%s to unpack",
                 index, (index == 1) ? "" : "s");
}

static CYTHON_INLINE int __Pyx_IterFinish(void) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    PyObject* exc_type = tstate->curexc_type;
    if (unlikely(exc_type)) {
        if (likely(exc_type == PyExc_StopIteration) || PyErr_GivenExceptionMatches(exc_type, PyExc_StopIteration)) {
            PyObject *exc_value, *exc_tb;
            exc_value = tstate->curexc_value;
            exc_tb = tstate->curexc_traceback;
            tstate->curexc_type = 0;
            tstate->curexc_value = 0;
            tstate->curexc_traceback = 0;
            Py_DECREF(exc_type);
            Py_XDECREF(exc_value);
            Py_XDECREF(exc_tb);
            return 0;
        } else {
            return -1;
        }
    }
    return 0;
#else
    if (unlikely(PyErr_Occurred())) {
        if (likely(PyErr_ExceptionMatches(PyExc_StopIteration))) {
            PyErr_Clear();
            return 0;
        } else {
            return -1;
        }
    }
    return 0;
#endif
}

static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected) {
    if (unlikely(retval)) {
        Py_DECREF(retval);
        __Pyx_RaiseTooManyValuesError(expected);
        return -1;
    } else {
        return __Pyx_IterFinish();
    }
    return 0;
}

static int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed,
    const char *name, int exact)
{
    if (!type) {
        PyErr_Format(PyExc_SystemError, "Missing type object");
        return 0;
    }
    if (none_allowed && obj == Py_None) return 1;
    else if (exact) {
        if (Py_TYPE(obj) == type) return 1;
    }
    else {
        if (PyObject_TypeCheck(obj, type)) return 1;
    }
    PyErr_Format(PyExc_TypeError,
        "Argument '%s' has incorrect type (expected %s, got %s)",
        name, type->tp_name, Py_TYPE(obj)->tp_name);
    return 0;
}

static CYTHON_INLINE int __Pyx_IsLittleEndian(void) {
  unsigned int n = 1;
  return *(unsigned char*)(&n) != 0;
}
static void __Pyx_BufFmt_Init(__Pyx_BufFmt_Context* ctx,
                              __Pyx_BufFmt_StackElem* stack,
                              __Pyx_TypeInfo* type) {
  stack[0].field = &ctx->root;
  stack[0].parent_offset = 0;
  ctx->root.type = type;
  ctx->root.name = "buffer dtype";
  ctx->root.offset = 0;
  ctx->head = stack;
  ctx->head->field = &ctx->root;
  ctx->fmt_offset = 0;
  ctx->head->parent_offset = 0;
  ctx->new_packmode = '@';
  ctx->enc_packmode = '@';
  ctx->new_count = 1;
  ctx->enc_count = 0;
  ctx->enc_type = 0;
  ctx->is_complex = 0;
  ctx->is_valid_array = 0;
  ctx->struct_alignment = 0;
  while (type->typegroup == 'S') {
    ++ctx->head;
    ctx->head->field = type->fields;
    ctx->head->parent_offset = 0;
    type = type->fields->type;
  }
}
static int __Pyx_BufFmt_ParseNumber(const char** ts) {
    int count;
    const char* t = *ts;
    if (*t < '0' || *t > '9') {
      return -1;
    } else {
        count = *t++ - '0';
        while (*t >= '0' && *t < '9') {
            count *= 10;
            count += *t++ - '0';
        }
    }
    *ts = t;
    return count;
}
static int __Pyx_BufFmt_ExpectNumber(const char **ts) {
    int number = __Pyx_BufFmt_ParseNumber(ts);
    if (number == -1) /* First char was not a digit */
        PyErr_Format(PyExc_ValueError,\
                     "Does not understand character buffer dtype format string ('%c')", **ts);
    return number;
}
static void __Pyx_BufFmt_RaiseUnexpectedChar(char ch) {
  PyErr_Format(PyExc_ValueError,
               "Unexpected format string character: '%c'", ch);
}
static const char* __Pyx_BufFmt_DescribeTypeChar(char ch, int is_complex) {
  switch (ch) {
    case 'c': return "'char'";
    case 'b': return "'signed char'";
    case 'B': return "'unsigned char'";
    case 'h': return "'short'";
    case 'H': return "'unsigned short'";
    case 'i': return "'int'";
    case 'I': return "'unsigned int'";
    case 'l': return "'long'";
    case 'L': return "'unsigned long'";
    case 'q': return "'long long'";
    case 'Q': return "'unsigned long long'";
    case 'f': return (is_complex ? "'complex float'" : "'float'");
    case 'd': return (is_complex ? "'complex double'" : "'double'");
    case 'g': return (is_complex ? "'complex long double'" : "'long double'");
    case 'T': return "a struct";
    case 'O': return "Python object";
    case 'P': return "a pointer";
    case 's': case 'p': return "a string";
    case 0: return "end";
    default: return "unparseable format string";
  }
}
static size_t __Pyx_BufFmt_TypeCharToStandardSize(char ch, int is_complex) {
  switch (ch) {
    case '?': case 'c': case 'b': case 'B': case 's': case 'p': return 1;
    case 'h': case 'H': return 2;
    case 'i': case 'I': case 'l': case 'L': return 4;
    case 'q': case 'Q': return 8;
    case 'f': return (is_complex ? 8 : 4);
    case 'd': return (is_complex ? 16 : 8);
    case 'g': {
      PyErr_SetString(PyExc_ValueError, "Python does not define a standard format string size for long double ('g')..");
      return 0;
    }
    case 'O': case 'P': return sizeof(void*);
    default:
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
}
static size_t __Pyx_BufFmt_TypeCharToNativeSize(char ch, int is_complex) {
  switch (ch) {
    case 'c': case 'b': case 'B': case 's': case 'p': return 1;
    case 'h': case 'H': return sizeof(short);
    case 'i': case 'I': return sizeof(int);
    case 'l': case 'L': return sizeof(long);
    #ifdef HAVE_LONG_LONG
    case 'q': case 'Q': return sizeof(PY_LONG_LONG);
    #endif
    case 'f': return sizeof(float) * (is_complex ? 2 : 1);
    case 'd': return sizeof(double) * (is_complex ? 2 : 1);
    case 'g': return sizeof(long double) * (is_complex ? 2 : 1);
    case 'O': case 'P': return sizeof(void*);
    default: {
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
  }
}
typedef struct { char c; short x; } __Pyx_st_short;
typedef struct { char c; int x; } __Pyx_st_int;
typedef struct { char c; long x; } __Pyx_st_long;
typedef struct { char c; float x; } __Pyx_st_float;
typedef struct { char c; double x; } __Pyx_st_double;
typedef struct { char c; long double x; } __Pyx_st_longdouble;
typedef struct { char c; void *x; } __Pyx_st_void_p;
#ifdef HAVE_LONG_LONG
typedef struct { char c; PY_LONG_LONG x; } __Pyx_st_longlong;
#endif
static size_t __Pyx_BufFmt_TypeCharToAlignment(char ch, CYTHON_UNUSED int is_complex) {
  switch (ch) {
    case '?': case 'c': case 'b': case 'B': case 's': case 'p': return 1;
    case 'h': case 'H': return sizeof(__Pyx_st_short) - sizeof(short);
    case 'i': case 'I': return sizeof(__Pyx_st_int) - sizeof(int);
    case 'l': case 'L': return sizeof(__Pyx_st_long) - sizeof(long);
#ifdef HAVE_LONG_LONG
    case 'q': case 'Q': return sizeof(__Pyx_st_longlong) - sizeof(PY_LONG_LONG);
#endif
    case 'f': return sizeof(__Pyx_st_float) - sizeof(float);
    case 'd': return sizeof(__Pyx_st_double) - sizeof(double);
    case 'g': return sizeof(__Pyx_st_longdouble) - sizeof(long double);
    case 'P': case 'O': return sizeof(__Pyx_st_void_p) - sizeof(void*);
    default:
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
}
/* These are for computing the padding at the end of the struct to align
   on the first member of the struct. This will probably the same as above,
   but we don't have any guarantees.
 */
typedef struct { short x; char c; } __Pyx_pad_short;
typedef struct { int x; char c; } __Pyx_pad_int;
typedef struct { long x; char c; } __Pyx_pad_long;
typedef struct { float x; char c; } __Pyx_pad_float;
typedef struct { double x; char c; } __Pyx_pad_double;
typedef struct { long double x; char c; } __Pyx_pad_longdouble;
typedef struct { void *x; char c; } __Pyx_pad_void_p;
#ifdef HAVE_LONG_LONG
typedef struct { PY_LONG_LONG x; char c; } __Pyx_pad_longlong;
#endif
static size_t __Pyx_BufFmt_TypeCharToPadding(char ch, CYTHON_UNUSED int is_complex) {
  switch (ch) {
    case '?': case 'c': case 'b': case 'B': case 's': case 'p': return 1;
    case 'h': case 'H': return sizeof(__Pyx_pad_short) - sizeof(short);
    case 'i': case 'I': return sizeof(__Pyx_pad_int) - sizeof(int);
    case 'l': case 'L': return sizeof(__Pyx_pad_long) - sizeof(long);
#ifdef HAVE_LONG_LONG
    case 'q': case 'Q': return sizeof(__Pyx_pad_longlong) - sizeof(PY_LONG_LONG);
#endif
    case 'f': return sizeof(__Pyx_pad_float) - sizeof(float);
    case 'd': return sizeof(__Pyx_pad_double) - sizeof(double);
    case 'g': return sizeof(__Pyx_pad_longdouble) - sizeof(long double);
    case 'P': case 'O': return sizeof(__Pyx_pad_void_p) - sizeof(void*);
    default:
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
}
static char __Pyx_BufFmt_TypeCharToGroup(char ch, int is_complex) {
  switch (ch) {
    case 'c':
        return 'H';
    case 'b': case 'h': case 'i':
    case 'l': case 'q': case 's': case 'p':
        return 'I';
    case 'B': case 'H': case 'I': case 'L': case 'Q':
        return 'U';
    case 'f': case 'd': case 'g':
        return (is_complex ? 'C' : 'R');
    case 'O':
        return 'O';
    case 'P':
        return 'P';
    default: {
      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
    }
  }
}
static void __Pyx_BufFmt_RaiseExpected(__Pyx_BufFmt_Context* ctx) {
  if (ctx->head == NULL || ctx->head->field == &ctx->root) {
    const char* expected;
    const char* quote;
    if (ctx->head == NULL) {
      expected = "end";
      quote = "";
    } else {
      expected = ctx->head->field->type->name;
      quote = "'";
    }
    PyErr_Format(PyExc_ValueError,
                 "Buffer dtype mismatch, expected %s%s%s but got %s",
                 quote, expected, quote,
                 __Pyx_BufFmt_DescribeTypeChar(ctx->enc_type, ctx->is_complex));
  } else {
    __Pyx_StructField* field = ctx->head->field;
    __Pyx_StructField* parent = (ctx->head - 1)->field;
    PyErr_Format(PyExc_ValueError,
                 "Buffer dtype mismatch, expected '%s' but got %s in '%s.%s'",
                 field->type->name, __Pyx_BufFmt_DescribeTypeChar(ctx->enc_type, ctx->is_complex),
                 parent->type->name, field->name);
  }
}
static int __Pyx_BufFmt_ProcessTypeChunk(__Pyx_BufFmt_Context* ctx) {
  char group;
  size_t size, offset, arraysize = 1;
  if (ctx->enc_type == 0) return 0;
  if (ctx->head->field->type->arraysize[0]) {
    int i, ndim = 0;
    if (ctx->enc_type == 's' || ctx->enc_type == 'p') {
        ctx->is_valid_array = ctx->head->field->type->ndim == 1;
        ndim = 1;
        if (ctx->enc_count != ctx->head->field->type->arraysize[0]) {
            PyErr_Format(PyExc_ValueError,
                         "Expected a dimension of size %zu, got %zu",
                         ctx->head->field->type->arraysize[0], ctx->enc_count);
            return -1;
        }
    }
    if (!ctx->is_valid_array) {
      PyErr_Format(PyExc_ValueError, "Expected %d dimensions, got %d",
                   ctx->head->field->type->ndim, ndim);
      return -1;
    }
    for (i = 0; i < ctx->head->field->type->ndim; i++) {
      arraysize *= ctx->head->field->type->arraysize[i];
    }
    ctx->is_valid_array = 0;
    ctx->enc_count = 1;
  }
  group = __Pyx_BufFmt_TypeCharToGroup(ctx->enc_type, ctx->is_complex);
  do {
    __Pyx_StructField* field = ctx->head->field;
    __Pyx_TypeInfo* type = field->type;
    if (ctx->enc_packmode == '@' || ctx->enc_packmode == '^') {
      size = __Pyx_BufFmt_TypeCharToNativeSize(ctx->enc_type, ctx->is_complex);
    } else {
      size = __Pyx_BufFmt_TypeCharToStandardSize(ctx->enc_type, ctx->is_complex);
    }
    if (ctx->enc_packmode == '@') {
      size_t align_at = __Pyx_BufFmt_TypeCharToAlignment(ctx->enc_type, ctx->is_complex);
      size_t align_mod_offset;
      if (align_at == 0) return -1;
      align_mod_offset = ctx->fmt_offset % align_at;
      if (align_mod_offset > 0) ctx->fmt_offset += align_at - align_mod_offset;
      if (ctx->struct_alignment == 0)
          ctx->struct_alignment = __Pyx_BufFmt_TypeCharToPadding(ctx->enc_type,
                                                                 ctx->is_complex);
    }
    if (type->size != size || type->typegroup != group) {
      if (type->typegroup == 'C' && type->fields != NULL) {
        size_t parent_offset = ctx->head->parent_offset + field->offset;
        ++ctx->head;
        ctx->head->field = type->fields;
        ctx->head->parent_offset = parent_offset;
        continue;
      }
      if ((type->typegroup == 'H' || group == 'H') && type->size == size) {
      } else {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return -1;
      }
    }
    offset = ctx->head->parent_offset + field->offset;
    if (ctx->fmt_offset != offset) {
      PyErr_Format(PyExc_ValueError,
                   "Buffer dtype mismatch; next field is at offset %" CYTHON_FORMAT_SSIZE_T "d but %" CYTHON_FORMAT_SSIZE_T "d expected",
                   (Py_ssize_t)ctx->fmt_offset, (Py_ssize_t)offset);
      return -1;
    }
    ctx->fmt_offset += size;
    if (arraysize)
      ctx->fmt_offset += (arraysize - 1) * size;
    --ctx->enc_count; /* Consume from buffer string */
    while (1) {
      if (field == &ctx->root) {
        ctx->head = NULL;
        if (ctx->enc_count != 0) {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return -1;
        }
        break; /* breaks both loops as ctx->enc_count == 0 */
      }
      ctx->head->field = ++field;
      if (field->type == NULL) {
        --ctx->head;
        field = ctx->head->field;
        continue;
      } else if (field->type->typegroup == 'S') {
        size_t parent_offset = ctx->head->parent_offset + field->offset;
        if (field->type->fields->type == NULL) continue; /* empty struct */
        field = field->type->fields;
        ++ctx->head;
        ctx->head->field = field;
        ctx->head->parent_offset = parent_offset;
        break;
      } else {
        break;
      }
    }
  } while (ctx->enc_count);
  ctx->enc_type = 0;
  ctx->is_complex = 0;
  return 0;
}
static CYTHON_INLINE PyObject *
__pyx_buffmt_parse_array(__Pyx_BufFmt_Context* ctx, const char** tsp)
{
    const char *ts = *tsp;
    int i = 0, number;
    int ndim = ctx->head->field->type->ndim;
;
    ++ts;
    if (ctx->new_count != 1) {
        PyErr_SetString(PyExc_ValueError,
                        "Cannot handle repeated arrays in format string");
        return NULL;
    }
    if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
    while (*ts && *ts != ')') {
        if (isspace(*ts))
            continue;
        number = __Pyx_BufFmt_ExpectNumber(&ts);
        if (number == -1) return NULL;
        if (i < ndim && (size_t) number != ctx->head->field->type->arraysize[i])
            return PyErr_Format(PyExc_ValueError,
                        "Expected a dimension of size %zu, got %d",
                        ctx->head->field->type->arraysize[i], number);
        if (*ts != ',' && *ts != ')')
            return PyErr_Format(PyExc_ValueError,
                                "Expected a comma in format string, got '%c'", *ts);
        if (*ts == ',') ts++;
        i++;
    }
    if (i != ndim)
        return PyErr_Format(PyExc_ValueError, "Expected %d dimension(s), got %d",
                            ctx->head->field->type->ndim, i);
    if (!*ts) {
        PyErr_SetString(PyExc_ValueError,
                        "Unexpected end of format string, expected ')'");
        return NULL;
    }
    ctx->is_valid_array = 1;
    ctx->new_count = 1;
    *tsp = ++ts;
    return Py_None;
}
static const char* __Pyx_BufFmt_CheckString(__Pyx_BufFmt_Context* ctx, const char* ts) {
  int got_Z = 0;
  while (1) {
    switch(*ts) {
      case 0:
        if (ctx->enc_type != 0 && ctx->head == NULL) {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return NULL;
        }
        if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
        if (ctx->head != NULL) {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return NULL;
        }
                return ts;
      case ' ':
      case 10:
      case 13:
        ++ts;
        break;
      case '<':
        if (!__Pyx_IsLittleEndian()) {
          PyErr_SetString(PyExc_ValueError, "Little-endian buffer not supported on big-endian compiler");
          return NULL;
        }
        ctx->new_packmode = '=';
        ++ts;
        break;
      case '>':
      case '!':
        if (__Pyx_IsLittleEndian()) {
          PyErr_SetString(PyExc_ValueError, "Big-endian buffer not supported on little-endian compiler");
          return NULL;
        }
        ctx->new_packmode = '=';
        ++ts;
        break;
      case '=':
      case '@':
      case '^':
        ctx->new_packmode = *ts++;
        break;
      case 'T': /* substruct */
        {
          const char* ts_after_sub;
          size_t i, struct_count = ctx->new_count;
          size_t struct_alignment = ctx->struct_alignment;
          ctx->new_count = 1;
          ++ts;
          if (*ts != '{') {
            PyErr_SetString(PyExc_ValueError, "Buffer acquisition: Expected '{' after 'T'");
            return NULL;
          }
          if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
          ctx->enc_type = 0; /* Erase processed last struct element */
          ctx->enc_count = 0;
          ctx->struct_alignment = 0;
          ++ts;
          ts_after_sub = ts;
          for (i = 0; i != struct_count; ++i) {
            ts_after_sub = __Pyx_BufFmt_CheckString(ctx, ts);
            if (!ts_after_sub) return NULL;
          }
          ts = ts_after_sub;
          if (struct_alignment) ctx->struct_alignment = struct_alignment;
        }
        break;
      case '}': /* end of substruct; either repeat or move on */
        {
          size_t alignment = ctx->struct_alignment;
          ++ts;
          if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
          ctx->enc_type = 0; /* Erase processed last struct element */
          if (alignment && ctx->fmt_offset % alignment) {
            ctx->fmt_offset += alignment - (ctx->fmt_offset % alignment);
          }
        }
        return ts;
      case 'x':
        if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
        ctx->fmt_offset += ctx->new_count;
        ctx->new_count = 1;
        ctx->enc_count = 0;
        ctx->enc_type = 0;
        ctx->enc_packmode = ctx->new_packmode;
        ++ts;
        break;
      case 'Z':
        got_Z = 1;
        ++ts;
        if (*ts != 'f' && *ts != 'd' && *ts != 'g') {
          __Pyx_BufFmt_RaiseUnexpectedChar('Z');
          return NULL;
        }        /* fall through */
      case 'c': case 'b': case 'B': case 'h': case 'H': case 'i': case 'I':
      case 'l': case 'L': case 'q': case 'Q':
      case 'f': case 'd': case 'g':
      case 'O': case 's': case 'p':
        if (ctx->enc_type == *ts && got_Z == ctx->is_complex &&
            ctx->enc_packmode == ctx->new_packmode) {
          ctx->enc_count += ctx->new_count;
        } else {
          if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
          ctx->enc_count = ctx->new_count;
          ctx->enc_packmode = ctx->new_packmode;
          ctx->enc_type = *ts;
          ctx->is_complex = got_Z;
        }
        ++ts;
        ctx->new_count = 1;
        got_Z = 0;
        break;
      case ':':
        ++ts;
        while(*ts != ':') ++ts;
        ++ts;
        break;
      case '(':
        if (!__pyx_buffmt_parse_array(ctx, &ts)) return NULL;
        break;
      default:
        {
          int number = __Pyx_BufFmt_ExpectNumber(&ts);
          if (number == -1) return NULL;
          ctx->new_count = (size_t)number;
        }
    }
  }
}
static CYTHON_INLINE void __Pyx_ZeroBuffer(Py_buffer* buf) {
  buf->buf = NULL;
  buf->obj = NULL;
  buf->strides = __Pyx_zeros;
  buf->shape = __Pyx_zeros;
  buf->suboffsets = __Pyx_minusones;
}
static CYTHON_INLINE int __Pyx_GetBufferAndValidate(
        Py_buffer* buf, PyObject* obj,  __Pyx_TypeInfo* dtype, int flags,
        int nd, int cast, __Pyx_BufFmt_StackElem* stack)
{
  if (obj == Py_None || obj == NULL) {
    __Pyx_ZeroBuffer(buf);
    return 0;
  }
  buf->buf = NULL;
  if (__Pyx_GetBuffer(obj, buf, flags) == -1) goto fail;
  if (buf->ndim != nd) {
    PyErr_Format(PyExc_ValueError,
                 "Buffer has wrong number of dimensions (expected %d, got %d)",
                 nd, buf->ndim);
    goto fail;
  }
  if (!cast) {
    __Pyx_BufFmt_Context ctx;
    __Pyx_BufFmt_Init(&ctx, stack, dtype);
    if (!__Pyx_BufFmt_CheckString(&ctx, buf->format)) goto fail;
  }
  if ((unsigned)buf->itemsize != dtype->size) {
    PyErr_Format(PyExc_ValueError,
      "Item size of buffer (%" CYTHON_FORMAT_SSIZE_T "d byte%s) does not match size of '%s' (%" CYTHON_FORMAT_SSIZE_T "d byte%s)",
      buf->itemsize, (buf->itemsize > 1) ? "s" : "",
      dtype->name, (Py_ssize_t)dtype->size, (dtype->size > 1) ? "s" : "");
    goto fail;
  }
  if (buf->suboffsets == NULL) buf->suboffsets = __Pyx_minusones;
  return 0;
fail:;
  __Pyx_ZeroBuffer(buf);
  return -1;
}
static CYTHON_INLINE void __Pyx_SafeReleaseBuffer(Py_buffer* info) {
  if (info->buf == NULL) return;
  if (info->suboffsets == __Pyx_minusones) info->suboffsets = NULL;
  __Pyx_ReleaseBuffer(info);
}

static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
    if (unlikely(!type)) {
        PyErr_Format(PyExc_SystemError, "Missing type object");
        return 0;
    }
    if (likely(PyObject_TypeCheck(obj, type)))
        return 1;
    PyErr_Format(PyExc_TypeError, "Cannot convert %.200s to %.200s",
                 Py_TYPE(obj)->tp_name, type->tp_name);
    return 0;
}

static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) {
    PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable");
}

static CYTHON_INLINE PyObject *__Pyx_GetAttr3(PyObject *o, PyObject *n, PyObject *d) {
    PyObject *r = PyObject_GetAttr(o, n);
    if (!r) {
        if (!PyErr_ExceptionMatches(PyExc_AttributeError))
            goto bad;
        PyErr_Clear();
        r = d;
        Py_INCREF(d);
    }
    return r;
bad:
    return NULL;
}

static CYTHON_INLINE Py_ssize_t __Pyx_div_Py_ssize_t(Py_ssize_t a, Py_ssize_t b) {
    Py_ssize_t q = a / b;
    Py_ssize_t r = a - q*b;
    q -= ((r != 0) & ((r ^ b) < 0));
    return q;
}

static CYTHON_INLINE int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals) {
#if CYTHON_COMPILING_IN_PYPY
    return PyObject_RichCompareBool(s1, s2, equals);
#else
    if (s1 == s2) {
        return (equals == Py_EQ);
    } else if (PyUnicode_CheckExact(s1) & PyUnicode_CheckExact(s2)) {
        #if CYTHON_PEP393_ENABLED
        if ((PyUnicode_READY(s1) < 0) || (PyUnicode_READY(s2) < 0))
            return -1;
        if (PyUnicode_GET_LENGTH(s1) != PyUnicode_GET_LENGTH(s2)) {
            return (equals == Py_NE);
        } else if (PyUnicode_GET_LENGTH(s1) == 1) {
            Py_UCS4 ch1 = PyUnicode_READ_CHAR(s1, 0);
            Py_UCS4 ch2 = PyUnicode_READ_CHAR(s2, 0);
            return (equals == Py_EQ) ? (ch1 == ch2) : (ch1 != ch2);
        #else
        if (PyUnicode_GET_SIZE(s1) != PyUnicode_GET_SIZE(s2)) {
            return (equals == Py_NE);
        } else if (PyUnicode_GET_SIZE(s1) == 1) {
            Py_UNICODE ch1 = PyUnicode_AS_UNICODE(s1)[0];
            Py_UNICODE ch2 = PyUnicode_AS_UNICODE(s2)[0];
            return (equals == Py_EQ) ? (ch1 == ch2) : (ch1 != ch2);
        #endif
        } else {
            int result = PyUnicode_Compare(s1, s2);
            if ((result == -1) && unlikely(PyErr_Occurred()))
                return -1;
            return (equals == Py_EQ) ? (result == 0) : (result != 0);
        }
    } else if ((s1 == Py_None) & PyUnicode_CheckExact(s2)) {
        return (equals == Py_NE);
    } else if ((s2 == Py_None) & PyUnicode_CheckExact(s1)) {
        return (equals == Py_NE);
    } else {
        int result;
        PyObject* py_result = PyObject_RichCompare(s1, s2, equals);
        if (!py_result)
            return -1;
        result = __Pyx_PyObject_IsTrue(py_result);
        Py_DECREF(py_result);
        return result;
    }
#endif
}

static CYTHON_INLINE PyObject* __Pyx_decode_c_string(
         const char* cstring, Py_ssize_t start, Py_ssize_t stop,
         const char* encoding, const char* errors,
         PyObject* (*decode_func)(const char *s, Py_ssize_t size, const char *errors)) {
    Py_ssize_t length;
    if (unlikely((start < 0) | (stop < 0))) {
        length = strlen(cstring);
        if (start < 0) {
            start += length;
            if (start < 0)
                start = 0;
        }
        if (stop < 0)
            stop += length;
    }
    length = stop - start;
    if (unlikely(length <= 0))
        return PyUnicode_FromUnicode(NULL, 0);
    cstring += start;
    if (decode_func) {
        return decode_func(cstring, length, errors);
    } else {
        return PyUnicode_Decode(cstring, length, encoding, errors);
    }
}

static CYTHON_INLINE void __Pyx_RaiseUnboundLocalError(const char *varname) {
    PyErr_Format(PyExc_UnboundLocalError, "local variable '%s' referenced before assignment", varname);
}

static CYTHON_INLINE long __Pyx_div_long(long a, long b) {
    long q = a / b;
    long r = a - q*b;
    q -= ((r != 0) & ((r ^ b) < 0));
    return q;
}

static int
__pyx_typeinfo_cmp(__Pyx_TypeInfo *a, __Pyx_TypeInfo *b)
{
    int i;
    if (!a || !b)
        return 0;
    if (a == b)
        return 1;
    if (a->size != b->size || a->typegroup != b->typegroup ||
            a->is_unsigned != b->is_unsigned || a->ndim != b->ndim) {
        if (a->typegroup == 'H' || b->typegroup == 'H') {
            return a->size == b->size;
        } else {
            return 0;
        }
    }
    if (a->ndim) {
        for (i = 0; i < a->ndim; i++)
            if (a->arraysize[i] != b->arraysize[i])
                return 0;
    }
    if (a->typegroup == 'S') {
        if (a->flags != b->flags)
            return 0;
        if (a->fields || b->fields) {
            if (!(a->fields && b->fields))
                return 0;
            for (i = 0; a->fields[i].type && b->fields[i].type; i++) {
                __Pyx_StructField *field_a = a->fields + i;
                __Pyx_StructField *field_b = b->fields + i;
                if (field_a->offset != field_b->offset ||
                    !__pyx_typeinfo_cmp(field_a->type, field_b->type))
                    return 0;
            }
            return !a->fields[i].type && !b->fields[i].type;
        }
    }
    return 1;
}

static int __Pyx_ValidateAndInit_memviewslice(
                int *axes_specs,
                int c_or_f_flag,
                int buf_flags,
                int ndim,
                __Pyx_TypeInfo *dtype,
                __Pyx_BufFmt_StackElem stack[],
                __Pyx_memviewslice *memviewslice,
                PyObject *original_obj)
{
    struct __pyx_memoryview_obj *memview, *new_memview;
    __Pyx_RefNannyDeclarations
    Py_buffer *buf;
    int i, spec = 0, retval = -1;
    __Pyx_BufFmt_Context ctx;
    int from_memoryview = __pyx_memoryview_check(original_obj);
    __Pyx_RefNannySetupContext("ValidateAndInit_memviewslice", 0);
    if (from_memoryview && __pyx_typeinfo_cmp(dtype, ((struct __pyx_memoryview_obj *)
                                                            original_obj)->typeinfo)) {
        memview = (struct __pyx_memoryview_obj *) original_obj;
        new_memview = NULL;
    } else {
        memview = (struct __pyx_memoryview_obj *) __pyx_memoryview_new(
                                            original_obj, buf_flags, 0, dtype);
        new_memview = memview;
        if (unlikely(!memview))
            goto fail;
    }
    buf = &memview->view;
    if (buf->ndim != ndim) {
        PyErr_Format(PyExc_ValueError,
                "Buffer has wrong number of dimensions (expected %d, got %d)",
                ndim, buf->ndim);
        goto fail;
    }
    if (new_memview) {
        __Pyx_BufFmt_Init(&ctx, stack, dtype);
        if (!__Pyx_BufFmt_CheckString(&ctx, buf->format)) goto fail;
    }
    if ((unsigned)buf->itemsize != dtype->size) {
        PyErr_Format(PyExc_ValueError,
                     "Item size of buffer (%" CYTHON_FORMAT_SSIZE_T "u byte%s) "
                     "does not match size of '%s' (%" CYTHON_FORMAT_SSIZE_T "u byte%s)",
                     buf->itemsize,
                     (buf->itemsize > 1) ? "s" : "",
                     dtype->name,
                     dtype->size,
                     (dtype->size > 1) ? "s" : "");
        goto fail;
    }
    for (i = 0; i < ndim; i++) {
        spec = axes_specs[i];
        if (buf->strides) {
            if (spec & __Pyx_MEMVIEW_CONTIG) {
                if (spec & (__Pyx_MEMVIEW_PTR|__Pyx_MEMVIEW_FULL)) {
                    if (buf->strides[i] != sizeof(void *)) {
                        PyErr_Format(PyExc_ValueError,
                            "Buffer is not indirectly contiguous in dimension %d.", i);
                        goto fail;
                    }
                } else if (buf->strides[i] != buf->itemsize) {
                    PyErr_SetString(PyExc_ValueError,
                        "Buffer and memoryview are not contiguous in the same dimension.");
                    goto fail;
                }
            }
            if (spec & __Pyx_MEMVIEW_FOLLOW) {
                Py_ssize_t stride = buf->strides[i];
                if (stride < 0)
                    stride = -stride;
                if (stride < buf->itemsize) {
                    PyErr_SetString(PyExc_ValueError,
                        "Buffer and memoryview are not contiguous in the same dimension.");
                    goto fail;
                }
            }
        } else {
            if (spec & __Pyx_MEMVIEW_CONTIG && i != ndim - 1) {
                PyErr_Format(PyExc_ValueError,
                             "C-contiguous buffer is not contiguous in "
                             "dimension %d", i);
                goto fail;
            } else if (spec & (__Pyx_MEMVIEW_PTR)) {
                PyErr_Format(PyExc_ValueError,
                             "C-contiguous buffer is not indirect in "
                             "dimension %d", i);
                goto fail;
            } else if (buf->suboffsets) {
                PyErr_SetString(PyExc_ValueError,
                                "Buffer exposes suboffsets but no strides");
                goto fail;
            }
        }
        /* Todo: without PyBUF_INDIRECT we may not have suboffset information, i.e., the
           ptr may not be set to NULL but may be uninitialized? */
        if (spec & __Pyx_MEMVIEW_DIRECT) {
            if (buf->suboffsets && buf->suboffsets[i] >= 0) {
                PyErr_Format(PyExc_ValueError,
                    "Buffer not compatible with direct access in dimension %d.", i);
                goto fail;
            }
        }
        if (spec & __Pyx_MEMVIEW_PTR) {
            if (!buf->suboffsets || (buf->suboffsets && buf->suboffsets[i] < 0)) {
                PyErr_Format(PyExc_ValueError,
                    "Buffer is not indirectly accessisble in dimension %d.", i);
                goto fail;
            }
        }
    }
    if (buf->strides) {
        if (c_or_f_flag & __Pyx_IS_F_CONTIG) {
            Py_ssize_t stride = 1;
            for (i=0; i<ndim; i++) {
                if (stride * buf->itemsize != buf->strides[i]) {
                    PyErr_SetString(PyExc_ValueError,
                        "Buffer not fortran contiguous.");
                    goto fail;
                }
                stride = stride * buf->shape[i];
            }
        } else if (c_or_f_flag & __Pyx_IS_C_CONTIG) {
            Py_ssize_t stride = 1;
            for (i = ndim-1; i>-1; i--) {
                if(stride * buf->itemsize != buf->strides[i]) {
                    PyErr_SetString(PyExc_ValueError,
                        "Buffer not C contiguous.");
                    goto fail;
                }
                stride = stride * buf->shape[i];
            }
        }
    }
    if (unlikely(__Pyx_init_memviewslice(memview, ndim, memviewslice,
                                         new_memview != NULL) == -1)) {
        goto fail;
    }
    retval = 0;
    goto no_fail;
fail:
    Py_XDECREF(new_memview);
    retval = -1;
no_fail:
    __Pyx_RefNannyFinishContext();
    return retval;
}
static int
__Pyx_init_memviewslice(struct __pyx_memoryview_obj *memview,
                        int ndim,
                        __Pyx_memviewslice *memviewslice,
                        int memview_is_new_reference)
{
    __Pyx_RefNannyDeclarations
    int i, retval=-1;
    Py_buffer *buf = &memview->view;
    __Pyx_RefNannySetupContext("init_memviewslice", 0);
    if (!buf) {
        PyErr_SetString(PyExc_ValueError,
            "buf is NULL.");
        goto fail;
    } else if (memviewslice->memview || memviewslice->data) {
        PyErr_SetString(PyExc_ValueError,
            "memviewslice is already initialized!");
        goto fail;
    }
    if (buf->strides) {
        for (i = 0; i < ndim; i++) {
            memviewslice->strides[i] = buf->strides[i];
        }
    } else {
        Py_ssize_t stride = buf->itemsize;
        for (i = ndim - 1; i >= 0; i--) {
            memviewslice->strides[i] = stride;
            stride *= buf->shape[i];
        }
    }
    for (i = 0; i < ndim; i++) {
        memviewslice->shape[i]   = buf->shape[i];
        if (buf->suboffsets) {
            memviewslice->suboffsets[i] = buf->suboffsets[i];
        } else {
            memviewslice->suboffsets[i] = -1;
        }
    }
    memviewslice->memview = memview;
    memviewslice->data = (char *)buf->buf;
    if (__pyx_add_acquisition_count(memview) == 0 && !memview_is_new_reference) {
        Py_INCREF(memview);
    }
    retval = 0;
    goto no_fail;
fail:
    memviewslice->memview = 0;
    memviewslice->data = 0;
    retval = -1;
no_fail:
    __Pyx_RefNannyFinishContext();
    return retval;
}
static CYTHON_INLINE void __pyx_fatalerror(const char *fmt, ...) {
    va_list vargs;
    char msg[200];
    va_start(vargs, fmt);
#ifdef HAVE_STDARG_PROTOTYPES
    va_start(vargs, fmt);
#else
    va_start(vargs);
#endif
    vsnprintf(msg, 200, fmt, vargs);
    Py_FatalError(msg);
    va_end(vargs);
}
static CYTHON_INLINE int
__pyx_add_acquisition_count_locked(__pyx_atomic_int *acquisition_count,
                                   PyThread_type_lock lock)
{
    int result;
    PyThread_acquire_lock(lock, 1);
    result = (*acquisition_count)++;
    PyThread_release_lock(lock);
    return result;
}
static CYTHON_INLINE int
__pyx_sub_acquisition_count_locked(__pyx_atomic_int *acquisition_count,
                                   PyThread_type_lock lock)
{
    int result;
    PyThread_acquire_lock(lock, 1);
    result = (*acquisition_count)--;
    PyThread_release_lock(lock);
    return result;
}
static CYTHON_INLINE void
__Pyx_INC_MEMVIEW(__Pyx_memviewslice *memslice, int have_gil, int lineno)
{
    int first_time;
    struct __pyx_memoryview_obj *memview = memslice->memview;
    if (!memview || (PyObject *) memview == Py_None)
        return; /* allow uninitialized memoryview assignment */
    if (__pyx_get_slice_count(memview) < 0)
        __pyx_fatalerror("Acquisition count is %d (line %d)",
                         __pyx_get_slice_count(memview), lineno);
    first_time = __pyx_add_acquisition_count(memview) == 0;
    if (first_time) {
        if (have_gil) {
            Py_INCREF((PyObject *) memview);
        } else {
            PyGILState_STATE _gilstate = PyGILState_Ensure();
            Py_INCREF((PyObject *) memview);
            PyGILState_Release(_gilstate);
        }
    }
}
static CYTHON_INLINE void __Pyx_XDEC_MEMVIEW(__Pyx_memviewslice *memslice,
                                             int have_gil, int lineno) {
    int last_time;
    struct __pyx_memoryview_obj *memview = memslice->memview;
    if (!memview ) {
        return;
    } else if ((PyObject *) memview == Py_None) {
        memslice->memview = NULL;
        return;
    }
    if (__pyx_get_slice_count(memview) <= 0)
        __pyx_fatalerror("Acquisition count is %d (line %d)",
                         __pyx_get_slice_count(memview), lineno);
    last_time = __pyx_sub_acquisition_count(memview) == 1;
    memslice->data = NULL;
    if (last_time) {
        if (have_gil) {
            Py_CLEAR(memslice->memview);
        } else {
            PyGILState_STATE _gilstate = PyGILState_Ensure();
            Py_CLEAR(memslice->memview);
            PyGILState_Release(_gilstate);
        }
    } else {
        memslice->memview = NULL;
    }
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_int8_t(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_5numpy_int8_t, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_int16_t(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_5numpy_int16_t, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_int32_t(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_5numpy_int32_t, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_int64_t(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_5numpy_int64_t, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_uint8_t(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_5numpy_uint8_t, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_uint16_t(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_5numpy_uint16_t, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_uint32_t(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_5numpy_uint32_t, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_uint64_t(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_5numpy_uint64_t, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_float32_t(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_5numpy_float32_t, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_ds_nn___pyx_t_5numpy_float64_t(PyObject *obj) {
    __Pyx_memviewslice result = { 0, 0, { 0 }, { 0 }, { 0 } };
    __Pyx_BufFmt_StackElem stack[1];
    int axes_specs[] = { (__Pyx_MEMVIEW_DIRECT | __Pyx_MEMVIEW_STRIDED) };
    int retcode;
    if (obj == Py_None) {
        result.memview = (struct __pyx_memoryview_obj *) Py_None;
        return result;
    }
    retcode = __Pyx_ValidateAndInit_memviewslice(axes_specs, 0,
                                                 PyBUF_RECORDS, 1,
                                                 &__Pyx_TypeInfo_nn___pyx_t_5numpy_float64_t, stack,
                                                 &result, obj);
    if (unlikely(retcode == -1))
        goto __pyx_fail;
    return result;
__pyx_fail:
    result.memview = NULL;
    result.data = NULL;
    return result;
}

static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level) {
    PyObject *py_import = 0;
    PyObject *empty_list = 0;
    PyObject *module = 0;
    PyObject *global_dict = 0;
    PyObject *empty_dict = 0;
    PyObject *list;
    py_import = __Pyx_GetAttrString(__pyx_b, "__import__");
    if (!py_import)
        goto bad;
    if (from_list)
        list = from_list;
    else {
        empty_list = PyList_New(0);
        if (!empty_list)
            goto bad;
        list = empty_list;
    }
    global_dict = PyModule_GetDict(__pyx_m);
    if (!global_dict)
        goto bad;
    empty_dict = PyDict_New();
    if (!empty_dict)
        goto bad;
    #if PY_VERSION_HEX >= 0x02050000
    {
        #if PY_MAJOR_VERSION >= 3
        if (level == -1) {
            if (strchr(__Pyx_MODULE_NAME, '.')) {
                /* try package relative import first */
                PyObject *py_level = PyInt_FromLong(1);
                if (!py_level)
                    goto bad;
                module = PyObject_CallFunctionObjArgs(py_import,
                    name, global_dict, empty_dict, list, py_level, NULL);
                Py_DECREF(py_level);
                if (!module) {
                    if (!PyErr_ExceptionMatches(PyExc_ImportError))
                        goto bad;
                    PyErr_Clear();
                }
            }
            level = 0; /* try absolute import on failure */
        }
        #endif
        if (!module) {
            PyObject *py_level = PyInt_FromLong(level);
            if (!py_level)
                goto bad;
            module = PyObject_CallFunctionObjArgs(py_import,
                name, global_dict, empty_dict, list, py_level, NULL);
            Py_DECREF(py_level);
        }
    }
    #else
    if (level>0) {
        PyErr_SetString(PyExc_RuntimeError, "Relative import is not supported for Python <=2.4.");
        goto bad;
    }
    module = PyObject_CallFunctionObjArgs(py_import,
        name, global_dict, empty_dict, list, NULL);
    #endif
bad:
    Py_XDECREF(empty_list);
    Py_XDECREF(py_import);
    Py_XDECREF(empty_dict);
    return module;
}

static CYTHON_INLINE void __Pyx_ExceptionSave(PyObject **type, PyObject **value, PyObject **tb) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyThreadState *tstate = PyThreadState_GET();
    *type = tstate->exc_type;
    *value = tstate->exc_value;
    *tb = tstate->exc_traceback;
    Py_XINCREF(*type);
    Py_XINCREF(*value);
    Py_XINCREF(*tb);
#else
    PyErr_GetExcInfo(type, value, tb);
#endif
}
static void __Pyx_ExceptionReset(PyObject *type, PyObject *value, PyObject *tb) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject *tmp_type, *tmp_value, *tmp_tb;
    PyThreadState *tstate = PyThreadState_GET();
    tmp_type = tstate->exc_type;
    tmp_value = tstate->exc_value;
    tmp_tb = tstate->exc_traceback;
    tstate->exc_type = type;
    tstate->exc_value = value;
    tstate->exc_traceback = tb;
    Py_XDECREF(tmp_type);
    Py_XDECREF(tmp_value);
    Py_XDECREF(tmp_tb);
#else
    PyErr_SetExcInfo(type, value, tb);
#endif
}

#if PY_MAJOR_VERSION < 3
static int __Pyx_GetBuffer(PyObject *obj, Py_buffer *view, int flags) {
    CYTHON_UNUSED PyObject *getbuffer_cobj;
  #if PY_VERSION_HEX >= 0x02060000
    if (PyObject_CheckBuffer(obj)) return PyObject_GetBuffer(obj, view, flags);
  #endif
        if (PyObject_TypeCheck(obj, __pyx_ptype_5numpy_ndarray)) return __pyx_pw_5numpy_7ndarray_1__getbuffer__(obj, view, flags);
        if (PyObject_TypeCheck(obj, __pyx_array_type)) return __pyx_array_getbuffer(obj, view, flags);
        if (PyObject_TypeCheck(obj, __pyx_memoryview_type)) return __pyx_memoryview_getbuffer(obj, view, flags);
  #if PY_VERSION_HEX < 0x02060000
    if (obj->ob_type->tp_dict &&
        (getbuffer_cobj = PyMapping_GetItemString(obj->ob_type->tp_dict,
                                             "__pyx_getbuffer"))) {
        getbufferproc func;
      #if PY_VERSION_HEX >= 0x02070000 && !(PY_MAJOR_VERSION == 3 && PY_MINOR_VERSION == 0)
        func = (getbufferproc) PyCapsule_GetPointer(getbuffer_cobj, "getbuffer(obj, view, flags)");
      #else
        func = (getbufferproc) PyCObject_AsVoidPtr(getbuffer_cobj);
      #endif
        Py_DECREF(getbuffer_cobj);
        if (!func)
            goto fail;
        return func(obj, view, flags);
    } else {
        PyErr_Clear();
    }
  #endif
    PyErr_Format(PyExc_TypeError, "'%100s' does not have the buffer interface", Py_TYPE(obj)->tp_name);
#if PY_VERSION_HEX < 0x02060000
fail:
#endif
    return -1;
}
static void __Pyx_ReleaseBuffer(Py_buffer *view) {
    PyObject *obj = view->obj;
    CYTHON_UNUSED PyObject *releasebuffer_cobj;
    if (!obj) return;
  #if PY_VERSION_HEX >= 0x02060000
    if (PyObject_CheckBuffer(obj)) {
        PyBuffer_Release(view);
        return;
    }
  #endif
        if (PyObject_TypeCheck(obj, __pyx_ptype_5numpy_ndarray)) { __pyx_pw_5numpy_7ndarray_3__releasebuffer__(obj, view); return; }
  #if PY_VERSION_HEX < 0x02060000
    if (obj->ob_type->tp_dict &&
        (releasebuffer_cobj = PyMapping_GetItemString(obj->ob_type->tp_dict,
                                                      "__pyx_releasebuffer"))) {
        releasebufferproc func;
      #if PY_VERSION_HEX >= 0x02070000 && !(PY_MAJOR_VERSION == 3 && PY_MINOR_VERSION == 0)
        func = (releasebufferproc) PyCapsule_GetPointer(releasebuffer_cobj, "releasebuffer(obj, view)");
      #else
        func = (releasebufferproc) PyCObject_AsVoidPtr(releasebuffer_cobj);
      #endif
        Py_DECREF(releasebuffer_cobj);
        if (!func)
            goto fail;
        func(obj, view);
        return;
    } else {
        PyErr_Clear();
    }
  #endif
    goto nofail;
#if PY_VERSION_HEX < 0x02060000
fail:
#endif
    PyErr_WriteUnraisable(obj);
nofail:
    Py_DECREF(obj);
    view->obj = NULL;
}
#endif /*  PY_MAJOR_VERSION < 3 */


      static PyObject *__Pyx_FindPy2Metaclass(PyObject *bases) {
    PyObject *metaclass;
#if PY_MAJOR_VERSION < 3
    if (PyTuple_Check(bases) && PyTuple_GET_SIZE(bases) > 0) {
        PyObject *base = PyTuple_GET_ITEM(bases, 0);
        metaclass = PyObject_GetAttrString(base, (char *)"__class__");
        if (!metaclass) {
            PyErr_Clear();
            metaclass = (PyObject*) Py_TYPE(base);
        }
    } else {
        metaclass = (PyObject *) &PyClass_Type;
    }
#else
    if (PyTuple_Check(bases) && PyTuple_GET_SIZE(bases) > 0) {
        PyObject *base = PyTuple_GET_ITEM(bases, 0);
        metaclass = (PyObject*) Py_TYPE(base);
    } else {
        metaclass = (PyObject *) &PyType_Type;
    }
#endif
    Py_INCREF(metaclass);
    return metaclass;
}

static PyObject *__Pyx_CreateClass(PyObject *bases, PyObject *dict, PyObject *name,
                                   PyObject *modname) {
    PyObject *result;
    PyObject *metaclass;
    if (PyDict_SetItemString(dict, "__module__", modname) < 0)
        return NULL;
    metaclass = PyDict_GetItemString(dict, "__metaclass__");
    if (metaclass) {
        Py_INCREF(metaclass);
    } else {
        metaclass = __Pyx_FindPy2Metaclass(bases);
    }
    result = PyObject_CallFunctionObjArgs(metaclass, name, bases, dict, NULL);
    Py_DECREF(metaclass);
    return result;
}

static PyObject *
__Pyx_CyFunction_get_doc(__pyx_CyFunctionObject *op, CYTHON_UNUSED void *closure)
{
    if (op->func_doc == NULL && op->func.m_ml->ml_doc) {
#if PY_MAJOR_VERSION >= 3
        op->func_doc = PyUnicode_FromString(op->func.m_ml->ml_doc);
#else
        op->func_doc = PyString_FromString(op->func.m_ml->ml_doc);
#endif
    }
    if (op->func_doc == 0) {
        Py_INCREF(Py_None);
        return Py_None;
    }
    Py_INCREF(op->func_doc);
    return op->func_doc;
}
static int
__Pyx_CyFunction_set_doc(__pyx_CyFunctionObject *op, PyObject *value)
{
    PyObject *tmp = op->func_doc;
    if (value == NULL)
        op->func_doc = Py_None; /* Mark as deleted */
    else
        op->func_doc = value;
    Py_INCREF(op->func_doc);
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_name(__pyx_CyFunctionObject *op)
{
    if (op->func_name == NULL) {
#if PY_MAJOR_VERSION >= 3
        op->func_name = PyUnicode_InternFromString(op->func.m_ml->ml_name);
#else
        op->func_name = PyString_InternFromString(op->func.m_ml->ml_name);
#endif
    }
    Py_INCREF(op->func_name);
    return op->func_name;
}
static int
__Pyx_CyFunction_set_name(__pyx_CyFunctionObject *op, PyObject *value)
{
    PyObject *tmp;
#if PY_MAJOR_VERSION >= 3
    if (value == NULL || !PyUnicode_Check(value)) {
#else
    if (value == NULL || !PyString_Check(value)) {
#endif
        PyErr_SetString(PyExc_TypeError,
                        "__name__ must be set to a string object");
        return -1;
    }
    tmp = op->func_name;
    Py_INCREF(value);
    op->func_name = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_self(__pyx_CyFunctionObject *m, CYTHON_UNUSED void *closure)
{
    PyObject *self;
    self = m->func_closure;
    if (self == NULL)
        self = Py_None;
    Py_INCREF(self);
    return self;
}
static PyObject *
__Pyx_CyFunction_get_dict(__pyx_CyFunctionObject *op)
{
    if (op->func_dict == NULL) {
        op->func_dict = PyDict_New();
        if (op->func_dict == NULL)
            return NULL;
    }
    Py_INCREF(op->func_dict);
    return op->func_dict;
}
static int
__Pyx_CyFunction_set_dict(__pyx_CyFunctionObject *op, PyObject *value)
{
    PyObject *tmp;
    if (value == NULL) {
        PyErr_SetString(PyExc_TypeError,
               "function's dictionary may not be deleted");
        return -1;
    }
    if (!PyDict_Check(value)) {
        PyErr_SetString(PyExc_TypeError,
               "setting function's dictionary to a non-dict");
        return -1;
    }
    tmp = op->func_dict;
    Py_INCREF(value);
    op->func_dict = value;
    Py_XDECREF(tmp);
    return 0;
}
static PyObject *
__Pyx_CyFunction_get_globals(CYTHON_UNUSED __pyx_CyFunctionObject *op)
{
    PyObject* dict = PyModule_GetDict(__pyx_m);
    Py_XINCREF(dict);
    return dict;
}
static PyObject *
__Pyx_CyFunction_get_closure(CYTHON_UNUSED __pyx_CyFunctionObject *op)
{
    Py_INCREF(Py_None);
    return Py_None;
}
static PyObject *
__Pyx_CyFunction_get_code(__pyx_CyFunctionObject *op)
{
    PyObject* result = (op->func_code) ? op->func_code : Py_None;
    Py_INCREF(result);
    return result;
}
static PyObject *
__Pyx_CyFunction_get_defaults(__pyx_CyFunctionObject *op)
{
    if (op->defaults_tuple) {
        Py_INCREF(op->defaults_tuple);
        return op->defaults_tuple;
    }
    if (op->defaults_getter) {
        PyObject *res = op->defaults_getter((PyObject *) op);
        if (res) {
            Py_INCREF(res);
            op->defaults_tuple = res;
        }
        return res;
    }
    Py_INCREF(Py_None);
    return Py_None;
}
static PyGetSetDef __pyx_CyFunction_getsets[] = {
    {(char *) "func_doc", (getter)__Pyx_CyFunction_get_doc, (setter)__Pyx_CyFunction_set_doc, 0, 0},
    {(char *) "__doc__",  (getter)__Pyx_CyFunction_get_doc, (setter)__Pyx_CyFunction_set_doc, 0, 0},
    {(char *) "func_name", (getter)__Pyx_CyFunction_get_name, (setter)__Pyx_CyFunction_set_name, 0, 0},
    {(char *) "__name__", (getter)__Pyx_CyFunction_get_name, (setter)__Pyx_CyFunction_set_name, 0, 0},
    {(char *) "__self__", (getter)__Pyx_CyFunction_get_self, 0, 0, 0},
    {(char *) "func_dict", (getter)__Pyx_CyFunction_get_dict, (setter)__Pyx_CyFunction_set_dict, 0, 0},
    {(char *) "__dict__", (getter)__Pyx_CyFunction_get_dict, (setter)__Pyx_CyFunction_set_dict, 0, 0},
    {(char *) "func_globals", (getter)__Pyx_CyFunction_get_globals, 0, 0, 0},
    {(char *) "__globals__", (getter)__Pyx_CyFunction_get_globals, 0, 0, 0},
    {(char *) "func_closure", (getter)__Pyx_CyFunction_get_closure, 0, 0, 0},
    {(char *) "__closure__", (getter)__Pyx_CyFunction_get_closure, 0, 0, 0},
    {(char *) "func_code", (getter)__Pyx_CyFunction_get_code, 0, 0, 0},
    {(char *) "__code__", (getter)__Pyx_CyFunction_get_code, 0, 0, 0},
    {(char *) "func_defaults", (getter)__Pyx_CyFunction_get_defaults, 0, 0, 0},
    {(char *) "__defaults__", (getter)__Pyx_CyFunction_get_defaults, 0, 0, 0},
    {0, 0, 0, 0, 0}
};
#ifndef PY_WRITE_RESTRICTED /* < Py2.5 */
#define PY_WRITE_RESTRICTED WRITE_RESTRICTED
#endif
static PyMemberDef __pyx_CyFunction_members[] = {
    {(char *) "__module__", T_OBJECT, offsetof(__pyx_CyFunctionObject, func.m_module), PY_WRITE_RESTRICTED, 0},
    {0, 0, 0,  0, 0}
};
static PyObject *
__Pyx_CyFunction_reduce(__pyx_CyFunctionObject *m, CYTHON_UNUSED PyObject *args)
{
#if PY_MAJOR_VERSION >= 3
    return PyUnicode_FromString(m->func.m_ml->ml_name);
#else
    return PyString_FromString(m->func.m_ml->ml_name);
#endif
}
static PyMethodDef __pyx_CyFunction_methods[] = {
    {__Pyx_NAMESTR("__reduce__"), (PyCFunction)__Pyx_CyFunction_reduce, METH_VARARGS, 0},
    {0, 0, 0, 0}
};
static PyObject *__Pyx_CyFunction_New(PyTypeObject *type, PyMethodDef *ml, int flags,
                                      PyObject *closure, PyObject *module, PyObject* code) {
    __pyx_CyFunctionObject *op = PyObject_GC_New(__pyx_CyFunctionObject, type);
    if (op == NULL)
        return NULL;
    op->flags = flags;
    op->func_weakreflist = NULL;
    op->func.m_ml = ml;
    op->func.m_self = (PyObject *) op;
    Py_XINCREF(closure);
    op->func_closure = closure;
    Py_XINCREF(module);
    op->func.m_module = module;
    op->func_dict = NULL;
    op->func_name = NULL;
    op->func_doc = NULL;
    op->func_classobj = NULL;
    Py_XINCREF(code);
    op->func_code = code;
    op->defaults_pyobjects = 0;
    op->defaults = NULL;
    op->defaults_tuple = NULL;
    op->defaults_getter = NULL;
    PyObject_GC_Track(op);
    return (PyObject *) op;
}
static int
__Pyx_CyFunction_clear(__pyx_CyFunctionObject *m)
{
    Py_CLEAR(m->func_closure);
    Py_CLEAR(m->func.m_module);
    Py_CLEAR(m->func_dict);
    Py_CLEAR(m->func_name);
    Py_CLEAR(m->func_doc);
    Py_CLEAR(m->func_code);
    Py_CLEAR(m->func_classobj);
    Py_CLEAR(m->defaults_tuple);
    if (m->defaults) {
        PyObject **pydefaults = __Pyx_CyFunction_Defaults(PyObject *, m);
        int i;
        for (i = 0; i < m->defaults_pyobjects; i++)
            Py_XDECREF(pydefaults[i]);
        PyMem_Free(m->defaults);
        m->defaults = NULL;
    }
    return 0;
}
static void __Pyx_CyFunction_dealloc(__pyx_CyFunctionObject *m)
{
    PyObject_GC_UnTrack(m);
    if (m->func_weakreflist != NULL)
        PyObject_ClearWeakRefs((PyObject *) m);
    __Pyx_CyFunction_clear(m);
    PyObject_GC_Del(m);
}
static int __Pyx_CyFunction_traverse(__pyx_CyFunctionObject *m, visitproc visit, void *arg)
{
    Py_VISIT(m->func_closure);
    Py_VISIT(m->func.m_module);
    Py_VISIT(m->func_dict);
    Py_VISIT(m->func_name);
    Py_VISIT(m->func_doc);
    Py_VISIT(m->func_code);
    Py_VISIT(m->func_classobj);
    Py_VISIT(m->defaults_tuple);
    if (m->defaults) {
        PyObject **pydefaults = __Pyx_CyFunction_Defaults(PyObject *, m);
        int i;
        for (i = 0; i < m->defaults_pyobjects; i++)
            Py_VISIT(pydefaults[i]);
    }
    return 0;
}
static PyObject *__Pyx_CyFunction_descr_get(PyObject *func, PyObject *obj, PyObject *type)
{
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    if (m->flags & __Pyx_CYFUNCTION_STATICMETHOD) {
        Py_INCREF(func);
        return func;
    }
    if (m->flags & __Pyx_CYFUNCTION_CLASSMETHOD) {
        if (type == NULL)
            type = (PyObject *)(Py_TYPE(obj));
        return PyMethod_New(func,
                            type, (PyObject *)(Py_TYPE(type)));
    }
    if (obj == Py_None)
        obj = NULL;
    return PyMethod_New(func, obj, type);
}
static PyObject*
__Pyx_CyFunction_repr(__pyx_CyFunctionObject *op)
{
    PyObject *func_name = __Pyx_CyFunction_get_name(op);
#if PY_MAJOR_VERSION >= 3
    return PyUnicode_FromFormat("<cyfunction %U at %p>",
                                func_name, (void *)op);
#else
    return PyString_FromFormat("<cyfunction %s at %p>",
                               PyString_AsString(func_name), (void *)op);
#endif
}
#if CYTHON_COMPILING_IN_PYPY
static PyObject * __Pyx_CyFunction_Call(PyObject *func, PyObject *arg, PyObject *kw) {
    PyCFunctionObject* f = (PyCFunctionObject*)func;
    PyCFunction meth = PyCFunction_GET_FUNCTION(func);
    PyObject *self = PyCFunction_GET_SELF(func);
    Py_ssize_t size;
    switch (PyCFunction_GET_FLAGS(func) & ~(METH_CLASS | METH_STATIC | METH_COEXIST)) {
    case METH_VARARGS:
        if (likely(kw == NULL) || PyDict_Size(kw) == 0)
            return (*meth)(self, arg);
        break;
    case METH_VARARGS | METH_KEYWORDS:
        return (*(PyCFunctionWithKeywords)meth)(self, arg, kw);
    case METH_NOARGS:
        if (likely(kw == NULL) || PyDict_Size(kw) == 0) {
            size = PyTuple_GET_SIZE(arg);
            if (size == 0)
                return (*meth)(self, NULL);
            PyErr_Format(PyExc_TypeError,
                "%.200s() takes no arguments (%zd given)",
                f->m_ml->ml_name, size);
            return NULL;
        }
        break;
    case METH_O:
        if (likely(kw == NULL) || PyDict_Size(kw) == 0) {
            size = PyTuple_GET_SIZE(arg);
            if (size == 1)
                return (*meth)(self, PyTuple_GET_ITEM(arg, 0));
            PyErr_Format(PyExc_TypeError,
                "%.200s() takes exactly one argument (%zd given)",
                f->m_ml->ml_name, size);
            return NULL;
        }
        break;
    default:
        PyErr_SetString(PyExc_SystemError, "Bad call flags in "
                        "__Pyx_CyFunction_Call. METH_OLDARGS is no "
                        "longer supported!");
        return NULL;
    }
    PyErr_Format(PyExc_TypeError, "%.200s() takes no keyword arguments",
                 f->m_ml->ml_name);
    return NULL;
}
#else
static PyObject * __Pyx_CyFunction_Call(PyObject *func, PyObject *arg, PyObject *kw) {
	return PyCFunction_Call(func, arg, kw);
}
#endif
static PyTypeObject __pyx_CyFunctionType_type = {
    PyVarObject_HEAD_INIT(0, 0)
    __Pyx_NAMESTR("cython_function_or_method"), /*tp_name*/
    sizeof(__pyx_CyFunctionObject),   /*tp_basicsize*/
    0,                                  /*tp_itemsize*/
    (destructor) __Pyx_CyFunction_dealloc, /*tp_dealloc*/
    0,                                  /*tp_print*/
    0,                                  /*tp_getattr*/
    0,                                  /*tp_setattr*/
#if PY_MAJOR_VERSION < 3
    0,                                  /*tp_compare*/
#else
    0,                                  /*reserved*/
#endif
    (reprfunc) __Pyx_CyFunction_repr,   /*tp_repr*/
    0,                                  /*tp_as_number*/
    0,                                  /*tp_as_sequence*/
    0,                                  /*tp_as_mapping*/
    0,                                  /*tp_hash*/
    __Pyx_CyFunction_Call,              /*tp_call*/
    0,                                  /*tp_str*/
    0,                                  /*tp_getattro*/
    0,                                  /*tp_setattro*/
    0,                                  /*tp_as_buffer*/
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags*/
    0,                                  /*tp_doc*/
    (traverseproc) __Pyx_CyFunction_traverse,   /*tp_traverse*/
    (inquiry) __Pyx_CyFunction_clear,   /*tp_clear*/
    0,                                  /*tp_richcompare*/
    offsetof(__pyx_CyFunctionObject, func_weakreflist), /* tp_weaklistoffse */
    0,                                  /*tp_iter*/
    0,                                  /*tp_iternext*/
    __pyx_CyFunction_methods,           /*tp_methods*/
    __pyx_CyFunction_members,           /*tp_members*/
    __pyx_CyFunction_getsets,           /*tp_getset*/
    0,                                  /*tp_base*/
    0,                                  /*tp_dict*/
    __Pyx_CyFunction_descr_get,         /*tp_descr_get*/
    0,                                  /*tp_descr_set*/
    offsetof(__pyx_CyFunctionObject, func_dict),/*tp_dictoffset*/
    0,                                  /*tp_init*/
    0,                                  /*tp_alloc*/
    0,                                  /*tp_new*/
    0,                                  /*tp_free*/
    0,                                  /*tp_is_gc*/
    0,                                  /*tp_bases*/
    0,                                  /*tp_mro*/
    0,                                  /*tp_cache*/
    0,                                  /*tp_subclasses*/
    0,                                  /*tp_weaklist*/
    0,                                  /*tp_del*/
#if PY_VERSION_HEX >= 0x02060000
    0,                                  /*tp_version_tag*/
#endif
};
static int __Pyx_CyFunction_init(void) {
#if !CYTHON_COMPILING_IN_PYPY
    __pyx_CyFunctionType_type.tp_call = PyCFunction_Call;
#endif
    if (PyType_Ready(&__pyx_CyFunctionType_type) < 0)
        return -1;
    __pyx_CyFunctionType = &__pyx_CyFunctionType_type;
    return 0;
}
static CYTHON_INLINE void *__Pyx_CyFunction_InitDefaults(PyObject *func, size_t size, int pyobjects) {
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    m->defaults = PyMem_Malloc(size);
    if (!m->defaults)
        return PyErr_NoMemory();
    memset(m->defaults, 0, sizeof(size));
    m->defaults_pyobjects = pyobjects;
    return m->defaults;
}
static CYTHON_INLINE void __Pyx_CyFunction_SetDefaultsTuple(PyObject *func, PyObject *tuple) {
    __pyx_CyFunctionObject *m = (__pyx_CyFunctionObject *) func;
    m->defaults_tuple = tuple;
    Py_INCREF(tuple);
}

static PyObject *
__pyx_FusedFunction_New(PyTypeObject *type, PyMethodDef *ml, int flags, PyObject *self,
                        PyObject *module, PyObject *code)
{
    __pyx_FusedFunctionObject *fusedfunc =
        (__pyx_FusedFunctionObject *) __Pyx_CyFunction_New(type, ml, flags,
                                                           self, module, code);
    if (!fusedfunc)
        return NULL;
    fusedfunc->__signatures__ = NULL;
    fusedfunc->type = NULL;
    fusedfunc->self = NULL;
    return (PyObject *) fusedfunc;
}
static void __pyx_FusedFunction_dealloc(__pyx_FusedFunctionObject *self) {
    Py_XDECREF(self->__signatures__);
    /* __pyx_CyFunction_dealloc((__pyx_CyFunctionObject *) m); */
    __pyx_FusedFunctionType->tp_free((PyObject *) self);
}
static int
__pyx_FusedFunction_traverse(__pyx_FusedFunctionObject *self,
                             visitproc visit,
                             void *arg)
{
    Py_VISIT(self->self);
    Py_VISIT(self->type);
    Py_VISIT(self->__signatures__);
    return __Pyx_CyFunction_traverse((__pyx_CyFunctionObject *) self, visit, arg);
}
static int
__pyx_FusedFunction_clear(__pyx_FusedFunctionObject *self)
{
    Py_CLEAR(self->self);
    Py_CLEAR(self->type);
    Py_CLEAR(self->__signatures__);
    return __Pyx_CyFunction_clear((__pyx_CyFunctionObject *) self);
}
static PyObject *
__pyx_FusedFunction_descr_get(PyObject *self, PyObject *obj, PyObject *type)
{
    __pyx_FusedFunctionObject *func, *meth;
    func = (__pyx_FusedFunctionObject *) self;
    if (func->self || func->func.flags & __Pyx_CYFUNCTION_STATICMETHOD) {
        Py_INCREF(self);
        return self;
    }
    if (obj == Py_None)
        obj = NULL;
    meth = (__pyx_FusedFunctionObject *) __pyx_FusedFunction_NewEx(
                    ((PyCFunctionObject *) func)->m_ml,
                    ((__pyx_CyFunctionObject *) func)->flags,
                    ((__pyx_CyFunctionObject *) func)->func_closure,
                    ((PyCFunctionObject *) func)->m_module,
                    ((__pyx_CyFunctionObject *) func)->func_code);
    if (!meth)
        return NULL;
    Py_XINCREF(func->func.func_classobj);
    meth->func.func_classobj = func->func.func_classobj;
    Py_XINCREF(func->__signatures__);
    meth->__signatures__ = func->__signatures__;
    Py_XINCREF(type);
    meth->type = type;
    Py_XINCREF(func->func.defaults_tuple);
    meth->func.defaults_tuple = func->func.defaults_tuple;
    if (func->func.flags & __Pyx_CYFUNCTION_CLASSMETHOD)
        obj = type;
    Py_XINCREF(obj);
    meth->self = obj;
    return (PyObject *) meth;
}
static PyObject *
_obj_to_str(PyObject *obj)
{
    if (PyType_Check(obj))
        return PyObject_GetAttrString(obj, "__name__");
    else
        return PyObject_Str(obj);
}
static PyObject *
__pyx_FusedFunction_getitem(__pyx_FusedFunctionObject *self, PyObject *idx)
{
    PyObject *signature = NULL;
    PyObject *unbound_result_func;
    PyObject *result_func = NULL;
    if (self->__signatures__ == NULL) {
        PyErr_SetString(PyExc_TypeError, "Function is not fused");
        return NULL;
    }
    if (PyTuple_Check(idx)) {
        PyObject *list = PyList_New(0);
        Py_ssize_t n = PyTuple_GET_SIZE(idx);
        PyObject *string = NULL;
        PyObject *sep = NULL;
        int i;
        if (!list)
            return NULL;
        for (i = 0; i < n; i++) {
            PyObject *item = PyTuple_GET_ITEM(idx, i);
            string = _obj_to_str(item);
            if (!string || PyList_Append(list, string) < 0)
                goto __pyx_err;
            Py_DECREF(string);
        }
        sep = PyUnicode_FromString(", ");
        if (sep)
            signature = PyUnicode_Join(sep, list);
__pyx_err:
;
        Py_DECREF(list);
        Py_XDECREF(sep);
    } else {
        signature = _obj_to_str(idx);
    }
    if (!signature)
        return NULL;
    unbound_result_func = PyObject_GetItem(self->__signatures__, signature);
    if (unbound_result_func) {
        if (self->self || self->type) {
            __pyx_FusedFunctionObject *unbound = (__pyx_FusedFunctionObject *) unbound_result_func;
            Py_CLEAR(unbound->func.func_classobj);
            Py_XINCREF(self->func.func_classobj);
            unbound->func.func_classobj = self->func.func_classobj;
            result_func = __pyx_FusedFunction_descr_get(unbound_result_func,
                                                        self->self, self->type);
        } else {
            result_func = unbound_result_func;
            Py_INCREF(result_func);
        }
    }
    Py_DECREF(signature);
    Py_XDECREF(unbound_result_func);
    return result_func;
}
static PyObject *
__pyx_FusedFunction_callfunction(PyObject *func, PyObject *args, PyObject *kw)
{
     __pyx_CyFunctionObject *cyfunc = (__pyx_CyFunctionObject *) func;
    PyObject *result;
    int static_specialized = (cyfunc->flags & __Pyx_CYFUNCTION_STATICMETHOD &&
                              !((__pyx_FusedFunctionObject *) func)->__signatures__);
    if (cyfunc->flags & __Pyx_CYFUNCTION_CCLASS && !static_specialized) {
        Py_ssize_t argc;
        PyObject *new_args;
        PyObject *self;
        PyObject *m_self;
        argc = PyTuple_GET_SIZE(args);
        new_args = PyTuple_GetSlice(args, 1, argc);
        if (!new_args)
            return NULL;
        self = PyTuple_GetItem(args, 0);
        if (!self)
            return NULL;
        m_self = cyfunc->func.m_self;
        cyfunc->func.m_self = self;
        result = __Pyx_CyFunction_Call(func, new_args, kw);
        cyfunc->func.m_self = m_self;
        Py_DECREF(new_args);
    } else {
        result = __Pyx_CyFunction_Call(func, args, kw);
    }
    return result;
}
/* Note: the 'self' from method binding is passed in in the args tuple,
         whereas PyCFunctionObject's m_self is passed in as the first
         argument to the C function. For extension methods we need
         to pass 'self' as 'm_self' and not as the first element of the
         args tuple.
*/
static PyObject *
__pyx_FusedFunction_call(PyObject *func, PyObject *args, PyObject *kw)
{
    __pyx_FusedFunctionObject *binding_func = (__pyx_FusedFunctionObject *) func;
    Py_ssize_t argc = PyTuple_GET_SIZE(args);
    PyObject *new_args = NULL;
    __pyx_FusedFunctionObject *new_func = NULL;
    PyObject *result = NULL;
    PyObject *self = NULL;
    int is_staticmethod = binding_func->func.flags & __Pyx_CYFUNCTION_STATICMETHOD;
    int is_classmethod = binding_func->func.flags & __Pyx_CYFUNCTION_CLASSMETHOD;
    if (binding_func->self) {
        Py_ssize_t i;
        new_args = PyTuple_New(argc + 1);
        if (!new_args)
            return NULL;
        self = binding_func->self;
        Py_INCREF(self);
        PyTuple_SET_ITEM(new_args, 0, self);
        for (i = 0; i < argc; i++) {
            PyObject *item = PyTuple_GET_ITEM(args, i);
            Py_INCREF(item);
            PyTuple_SET_ITEM(new_args, i + 1, item);
        }
        args = new_args;
    } else if (binding_func->type) {
        if (argc < 1) {
            PyErr_Format(PyExc_TypeError, "Need at least one argument, 0 given.");
            return NULL;
        }
        self = PyTuple_GET_ITEM(args, 0);
    }
    if (self && !is_classmethod && !is_staticmethod &&
            !PyObject_IsInstance(self, binding_func->type)) {
        PyErr_Format(PyExc_TypeError,
                     "First argument should be of type %s, got %s.",
                     ((PyTypeObject *) binding_func->type)->tp_name,
                     self->ob_type->tp_name);
        goto __pyx_err;
    }
    if (binding_func->__signatures__) {
        PyObject *tup = PyTuple_Pack(4, binding_func->__signatures__, args,
                                        kw == NULL ? Py_None : kw,
                                        binding_func->func.defaults_tuple);
        if (!tup)
            goto __pyx_err;
        new_func = (__pyx_FusedFunctionObject *) __pyx_FusedFunction_callfunction(func, tup, NULL);
        Py_DECREF(tup);
        if (!new_func)
            goto __pyx_err;
        Py_XINCREF(binding_func->func.func_classobj);
        Py_CLEAR(new_func->func.func_classobj);
        new_func->func.func_classobj = binding_func->func.func_classobj;
        func = (PyObject *) new_func;
    }
    result = __pyx_FusedFunction_callfunction(func, args, kw);
__pyx_err:
    Py_XDECREF(new_args);
    Py_XDECREF((PyObject *) new_func);
    return result;
}
static PyMemberDef __pyx_FusedFunction_members[] = {
    {(char *) "__signatures__",
     T_OBJECT,
     offsetof(__pyx_FusedFunctionObject, __signatures__),
     READONLY,
     __Pyx_DOCSTR(0)},
    {0, 0, 0, 0, 0},
};
static PyMappingMethods __pyx_FusedFunction_mapping_methods = {
    0,
    (binaryfunc) __pyx_FusedFunction_getitem,
    0,
};
static PyTypeObject __pyx_FusedFunctionType_type = {
    PyVarObject_HEAD_INIT(0, 0)
    __Pyx_NAMESTR("fused_cython_function"), /*tp_name*/
    sizeof(__pyx_FusedFunctionObject), /*tp_basicsize*/
    0,                                  /*tp_itemsize*/
    (destructor) __pyx_FusedFunction_dealloc, /*tp_dealloc*/
    0,                                  /*tp_print*/
    0,                                  /*tp_getattr*/
    0,                                  /*tp_setattr*/
#if PY_MAJOR_VERSION < 3
    0,                                  /*tp_compare*/
#else
    0,                                  /*reserved*/
#endif
    0,                                  /*tp_repr*/
    0,                                  /*tp_as_number*/
    0,                                  /*tp_as_sequence*/
    &__pyx_FusedFunction_mapping_methods, /*tp_as_mapping*/
    0,                                  /*tp_hash*/
    (ternaryfunc) __pyx_FusedFunction_call, /*tp_call*/
    0,                                  /*tp_str*/
    0,                                  /*tp_getattro*/
    0,                                  /*tp_setattro*/
    0,                                  /*tp_as_buffer*/
    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | Py_TPFLAGS_BASETYPE, /* tp_flags*/
    0,                                  /*tp_doc*/
    (traverseproc) __pyx_FusedFunction_traverse,   /*tp_traverse*/
    (inquiry) __pyx_FusedFunction_clear,/*tp_clear*/
    0,                                  /*tp_richcompare*/
    0,                                  /*tp_weaklistoffset*/
    0,                                  /*tp_iter*/
    0,                                  /*tp_iternext*/
    0,                                  /*tp_methods*/
    __pyx_FusedFunction_members,        /*tp_members*/
    __pyx_CyFunction_getsets,           /*tp_getset*/
    &__pyx_CyFunctionType_type,         /*tp_base*/
    0,                                  /*tp_dict*/
    __pyx_FusedFunction_descr_get,      /*tp_descr_get*/
    0,                                  /*tp_descr_set*/
    0,                                  /*tp_dictoffset*/
    0,                                  /*tp_init*/
    0,                                  /*tp_alloc*/
    0,                                  /*tp_new*/
    0,                                  /*tp_free*/
    0,                                  /*tp_is_gc*/
    0,                                  /*tp_bases*/
    0,                                  /*tp_mro*/
    0,                                  /*tp_cache*/
    0,                                  /*tp_subclasses*/
    0,                                  /*tp_weaklist*/
    0,                                  /*tp_del*/
#if PY_VERSION_HEX >= 0x02060000
    0,                                  /*tp_version_tag*/
#endif
};
static int __pyx_FusedFunction_init(void) {
    if (PyType_Ready(&__pyx_FusedFunctionType_type) < 0) {
        return -1;
    }
    __pyx_FusedFunctionType = &__pyx_FusedFunctionType_type;
    return 0;
}

static CYTHON_INLINE PyObject *__Pyx_PyInt_to_py_Py_intptr_t(Py_intptr_t val) {
    const Py_intptr_t neg_one = (Py_intptr_t)-1, const_zero = (Py_intptr_t)0;
    const int is_unsigned = const_zero < neg_one;
    if ((sizeof(Py_intptr_t) == sizeof(char))  ||
        (sizeof(Py_intptr_t) == sizeof(short))) {
        return PyInt_FromLong((long)val);
    } else if ((sizeof(Py_intptr_t) == sizeof(int)) ||
               (sizeof(Py_intptr_t) == sizeof(long))) {
        if (is_unsigned)
            return PyLong_FromUnsignedLong((unsigned long)val);
        else
            return PyInt_FromLong((long)val);
    } else if (sizeof(Py_intptr_t) == sizeof(PY_LONG_LONG)) {
        if (is_unsigned)
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG)val);
        else
            return PyLong_FromLongLong((PY_LONG_LONG)val);
    } else {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&val;
        return _PyLong_FromByteArray(bytes, sizeof(Py_intptr_t),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE Py_intptr_t __Pyx_PyInt_from_py_Py_intptr_t(PyObject* x) {
    const Py_intptr_t neg_one = (Py_intptr_t)-1, const_zero = (Py_intptr_t)0;
    const int is_unsigned = const_zero < neg_one;
    if (sizeof(Py_intptr_t) == sizeof(char)) {
        if (is_unsigned)
            return (Py_intptr_t)__Pyx_PyInt_AsUnsignedChar(x);
        else
            return (Py_intptr_t)__Pyx_PyInt_AsSignedChar(x);
    } else if (sizeof(Py_intptr_t) == sizeof(short)) {
        if (is_unsigned)
            return (Py_intptr_t)__Pyx_PyInt_AsUnsignedShort(x);
        else
            return (Py_intptr_t)__Pyx_PyInt_AsSignedShort(x);
    } else if (sizeof(Py_intptr_t) == sizeof(int)) {
        if (is_unsigned)
            return (Py_intptr_t)__Pyx_PyInt_AsUnsignedInt(x);
        else
            return (Py_intptr_t)__Pyx_PyInt_AsSignedInt(x);
    } else if (sizeof(Py_intptr_t) == sizeof(long)) {
        if (is_unsigned)
            return (Py_intptr_t)__Pyx_PyInt_AsUnsignedLong(x);
        else
            return (Py_intptr_t)__Pyx_PyInt_AsSignedLong(x);
    } else if (sizeof(Py_intptr_t) == sizeof(PY_LONG_LONG)) {
        if (is_unsigned)
            return (Py_intptr_t)__Pyx_PyInt_AsUnsignedLongLong(x);
        else
            return (Py_intptr_t)__Pyx_PyInt_AsSignedLongLong(x);
    }  else {
        Py_intptr_t val;
        PyObject *v = __Pyx_PyNumber_Int(x);
        #if PY_VERSION_HEX < 0x03000000
        if (likely(v) && !PyLong_Check(v)) {
            PyObject *tmp = v;
            v = PyNumber_Long(tmp);
            Py_DECREF(tmp);
        }
        #endif
        if (likely(v)) {
            int one = 1; int is_little = (int)*(unsigned char *)&one;
            unsigned char *bytes = (unsigned char *)&val;
            int ret = _PyLong_AsByteArray((PyLongObject *)v,
                                          bytes, sizeof(val),
                                          is_little, !is_unsigned);
            Py_DECREF(v);
            if (likely(!ret))
                return val;
        }
        return (Py_intptr_t)-1;
    }
}

#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
      return ::std::complex< float >(x, y);
    }
  #else
    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
      return x + y*(__pyx_t_float_complex)_Complex_I;
    }
  #endif
#else
    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
      __pyx_t_float_complex z;
      z.real = x;
      z.imag = y;
      return z;
    }
#endif

#if CYTHON_CCOMPLEX
#else
    static CYTHON_INLINE int __Pyx_c_eqf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
       return (a.real == b.real) && (a.imag == b.imag);
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sumf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        z.real = a.real + b.real;
        z.imag = a.imag + b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_difff(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        z.real = a.real - b.real;
        z.imag = a.imag - b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prodf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        z.real = a.real * b.real - a.imag * b.imag;
        z.imag = a.real * b.imag + a.imag * b.real;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quotf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
        __pyx_t_float_complex z;
        float denom = b.real * b.real + b.imag * b.imag;
        z.real = (a.real * b.real + a.imag * b.imag) / denom;
        z.imag = (a.imag * b.real - a.real * b.imag) / denom;
        return z;
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_negf(__pyx_t_float_complex a) {
        __pyx_t_float_complex z;
        z.real = -a.real;
        z.imag = -a.imag;
        return z;
    }
    static CYTHON_INLINE int __Pyx_c_is_zerof(__pyx_t_float_complex a) {
       return (a.real == 0) && (a.imag == 0);
    }
    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conjf(__pyx_t_float_complex a) {
        __pyx_t_float_complex z;
        z.real =  a.real;
        z.imag = -a.imag;
        return z;
    }
    #if 1
        static CYTHON_INLINE float __Pyx_c_absf(__pyx_t_float_complex z) {
          #if !defined(HAVE_HYPOT) || defined(_MSC_VER)
            return sqrtf(z.real*z.real + z.imag*z.imag);
          #else
            return hypotf(z.real, z.imag);
          #endif
        }
        static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_powf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
            __pyx_t_float_complex z;
            float r, lnr, theta, z_r, z_theta;
            if (b.imag == 0 && b.real == (int)b.real) {
                if (b.real < 0) {
                    float denom = a.real * a.real + a.imag * a.imag;
                    a.real = a.real / denom;
                    a.imag = -a.imag / denom;
                    b.real = -b.real;
                }
                switch ((int)b.real) {
                    case 0:
                        z.real = 1;
                        z.imag = 0;
                        return z;
                    case 1:
                        return a;
                    case 2:
                        z = __Pyx_c_prodf(a, a);
                        return __Pyx_c_prodf(a, a);
                    case 3:
                        z = __Pyx_c_prodf(a, a);
                        return __Pyx_c_prodf(z, a);
                    case 4:
                        z = __Pyx_c_prodf(a, a);
                        return __Pyx_c_prodf(z, z);
                }
            }
            if (a.imag == 0) {
                if (a.real == 0) {
                    return a;
                }
                r = a.real;
                theta = 0;
            } else {
                r = __Pyx_c_absf(a);
                theta = atan2f(a.imag, a.real);
            }
            lnr = logf(r);
            z_r = expf(lnr * b.real - theta * b.imag);
            z_theta = theta * b.real + lnr * b.imag;
            z.real = z_r * cosf(z_theta);
            z.imag = z_r * sinf(z_theta);
            return z;
        }
    #endif
#endif

#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
      return ::std::complex< double >(x, y);
    }
  #else
    static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
      return x + y*(__pyx_t_double_complex)_Complex_I;
    }
  #endif
#else
    static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
      __pyx_t_double_complex z;
      z.real = x;
      z.imag = y;
      return z;
    }
#endif

#if CYTHON_CCOMPLEX
#else
    static CYTHON_INLINE int __Pyx_c_eq(__pyx_t_double_complex a, __pyx_t_double_complex b) {
       return (a.real == b.real) && (a.imag == b.imag);
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_sum(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        z.real = a.real + b.real;
        z.imag = a.imag + b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_diff(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        z.real = a.real - b.real;
        z.imag = a.imag - b.imag;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_prod(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        z.real = a.real * b.real - a.imag * b.imag;
        z.imag = a.real * b.imag + a.imag * b.real;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        __pyx_t_double_complex z;
        double denom = b.real * b.real + b.imag * b.imag;
        z.real = (a.real * b.real + a.imag * b.imag) / denom;
        z.imag = (a.imag * b.real - a.real * b.imag) / denom;
        return z;
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_neg(__pyx_t_double_complex a) {
        __pyx_t_double_complex z;
        z.real = -a.real;
        z.imag = -a.imag;
        return z;
    }
    static CYTHON_INLINE int __Pyx_c_is_zero(__pyx_t_double_complex a) {
       return (a.real == 0) && (a.imag == 0);
    }
    static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_conj(__pyx_t_double_complex a) {
        __pyx_t_double_complex z;
        z.real =  a.real;
        z.imag = -a.imag;
        return z;
    }
    #if 1
        static CYTHON_INLINE double __Pyx_c_abs(__pyx_t_double_complex z) {
          #if !defined(HAVE_HYPOT) || defined(_MSC_VER)
            return sqrt(z.real*z.real + z.imag*z.imag);
          #else
            return hypot(z.real, z.imag);
          #endif
        }
        static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_pow(__pyx_t_double_complex a, __pyx_t_double_complex b) {
            __pyx_t_double_complex z;
            double r, lnr, theta, z_r, z_theta;
            if (b.imag == 0 && b.real == (int)b.real) {
                if (b.real < 0) {
                    double denom = a.real * a.real + a.imag * a.imag;
                    a.real = a.real / denom;
                    a.imag = -a.imag / denom;
                    b.real = -b.real;
                }
                switch ((int)b.real) {
                    case 0:
                        z.real = 1;
                        z.imag = 0;
                        return z;
                    case 1:
                        return a;
                    case 2:
                        z = __Pyx_c_prod(a, a);
                        return __Pyx_c_prod(a, a);
                    case 3:
                        z = __Pyx_c_prod(a, a);
                        return __Pyx_c_prod(z, a);
                    case 4:
                        z = __Pyx_c_prod(a, a);
                        return __Pyx_c_prod(z, z);
                }
            }
            if (a.imag == 0) {
                if (a.real == 0) {
                    return a;
                }
                r = a.real;
                theta = 0;
            } else {
                r = __Pyx_c_abs(a);
                theta = atan2(a.imag, a.real);
            }
            lnr = log(r);
            z_r = exp(lnr * b.real - theta * b.imag);
            z_theta = theta * b.real + lnr * b.imag;
            z.real = z_r * cos(z_theta);
            z.imag = z_r * sin(z_theta);
            return z;
        }
    #endif
#endif

static int
__pyx_memviewslice_is_contig(const __Pyx_memviewslice *mvs,
                             char order, int ndim)
{
    int i, index, step, start;
    Py_ssize_t itemsize = mvs->memview->view.itemsize;
    if (order == 'F') {
        step = 1;
        start = 0;
    } else {
        step = -1;
        start = ndim - 1;
    }
    for (i = 0; i < ndim; i++) {
        index = start + step * i;
        if (mvs->suboffsets[index] >= 0 || mvs->strides[index] != itemsize)
            return 0;
        itemsize *= mvs->shape[index];
    }
    return 1;
}

static void
__pyx_get_array_memory_extents(__Pyx_memviewslice *slice,
                               void **out_start, void **out_end,
                               int ndim, size_t itemsize)
{
    char *start, *end;
    int i;
    start = end = slice->data;
    for (i = 0; i < ndim; i++) {
        Py_ssize_t stride = slice->strides[i];
        Py_ssize_t extent = slice->shape[i];
        if (extent == 0) {
            *out_start = *out_end = start;
            return;
        } else {
            if (stride > 0)
                end += stride * (extent - 1);
            else
                start += stride * (extent - 1);
        }
    }
    *out_start = start;
    *out_end = end + itemsize;
}
static int
__pyx_slices_overlap(__Pyx_memviewslice *slice1,
                     __Pyx_memviewslice *slice2,
                     int ndim, size_t itemsize)
{
    void *start1, *end1, *start2, *end2;
    __pyx_get_array_memory_extents(slice1, &start1, &end1, ndim, itemsize);
    __pyx_get_array_memory_extents(slice2, &start2, &end2, ndim, itemsize);
    return (start1 < end2) && (start2 < end1);
}

static __Pyx_memviewslice
__pyx_memoryview_copy_new_contig(const __Pyx_memviewslice *from_mvs,
                                 const char *mode, int ndim,
                                 size_t sizeof_dtype, int contig_flag,
                                 int dtype_is_object)
{
    __Pyx_RefNannyDeclarations
    int i;
    __Pyx_memviewslice new_mvs = { 0, 0, { 0 }, { 0 }, { 0 } };
    struct __pyx_memoryview_obj *from_memview = from_mvs->memview;
    Py_buffer *buf = &from_memview->view;
    PyObject *shape_tuple = NULL;
    PyObject *temp_int = NULL;
    struct __pyx_array_obj *array_obj = NULL;
    struct __pyx_memoryview_obj *memview_obj = NULL;
    __Pyx_RefNannySetupContext("__pyx_memoryview_copy_new_contig", 0);
    for (i = 0; i < ndim; i++) {
        if (from_mvs->suboffsets[i] >= 0) {
            PyErr_Format(PyExc_ValueError, "Cannot copy memoryview slice with "
                                           "indirect dimensions (axis %d)", i);
            goto fail;
        }
    }
    shape_tuple = PyTuple_New(ndim);
    if (unlikely(!shape_tuple)) {
        goto fail;
    }
    __Pyx_GOTREF(shape_tuple);
    for(i = 0; i < ndim; i++) {
        temp_int = PyInt_FromLong(from_mvs->shape[i]);
        if(unlikely(!temp_int)) {
            goto fail;
        } else {
            PyTuple_SET_ITEM(shape_tuple, i, temp_int);
            temp_int = NULL;
        }
    }
    array_obj = __pyx_array_new(shape_tuple, sizeof_dtype, buf->format, (char *) mode, NULL);
    if (unlikely(!array_obj)) {
        goto fail;
    }
    __Pyx_GOTREF(array_obj);
    memview_obj = (struct __pyx_memoryview_obj *) __pyx_memoryview_new(
                                    (PyObject *) array_obj, contig_flag,
                                    dtype_is_object,
                                    from_mvs->memview->typeinfo);
    if (unlikely(!memview_obj))
        goto fail;
    if (unlikely(__Pyx_init_memviewslice(memview_obj, ndim, &new_mvs, 1) < 0))
        goto fail;
    if (unlikely(__pyx_memoryview_copy_contents(*from_mvs, new_mvs, ndim, ndim,
                                                dtype_is_object) < 0))
        goto fail;
    goto no_fail;
fail:
    __Pyx_XDECREF(new_mvs.memview);
    new_mvs.memview = NULL;
    new_mvs.data = NULL;
no_fail:
    __Pyx_XDECREF(shape_tuple);
    __Pyx_XDECREF(temp_int);
    __Pyx_XDECREF(array_obj);
    __Pyx_RefNannyFinishContext();
    return new_mvs;
}

static CYTHON_INLINE PyObject *
__pyx_capsule_create(void *p, const char *sig)
{
    PyObject *cobj;
#if PY_VERSION_HEX >= 0x02070000 && !(PY_MAJOR_VERSION == 3 && PY_MINOR_VERSION == 0)
    cobj = PyCapsule_New(p, sig, NULL);
#else
    cobj = PyCObject_FromVoidPtr(p, NULL);
#endif
    return cobj;
}

static CYTHON_INLINE unsigned char __Pyx_PyInt_AsUnsignedChar(PyObject* x) {
    const unsigned char neg_one = (unsigned char)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(unsigned char) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(unsigned char)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to unsigned char" :
                    "value too large to convert to unsigned char");
            }
            return (unsigned char)-1;
        }
        return (unsigned char)val;
    }
    return (unsigned char)__Pyx_PyInt_AsUnsignedLong(x);
}

static CYTHON_INLINE unsigned short __Pyx_PyInt_AsUnsignedShort(PyObject* x) {
    const unsigned short neg_one = (unsigned short)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(unsigned short) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(unsigned short)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to unsigned short" :
                    "value too large to convert to unsigned short");
            }
            return (unsigned short)-1;
        }
        return (unsigned short)val;
    }
    return (unsigned short)__Pyx_PyInt_AsUnsignedLong(x);
}

static CYTHON_INLINE unsigned int __Pyx_PyInt_AsUnsignedInt(PyObject* x) {
    const unsigned int neg_one = (unsigned int)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(unsigned int) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(unsigned int)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to unsigned int" :
                    "value too large to convert to unsigned int");
            }
            return (unsigned int)-1;
        }
        return (unsigned int)val;
    }
    return (unsigned int)__Pyx_PyInt_AsUnsignedLong(x);
}

static CYTHON_INLINE char __Pyx_PyInt_AsChar(PyObject* x) {
    const char neg_one = (char)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(char) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(char)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to char" :
                    "value too large to convert to char");
            }
            return (char)-1;
        }
        return (char)val;
    }
    return (char)__Pyx_PyInt_AsLong(x);
}

static CYTHON_INLINE short __Pyx_PyInt_AsShort(PyObject* x) {
    const short neg_one = (short)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(short) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(short)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to short" :
                    "value too large to convert to short");
            }
            return (short)-1;
        }
        return (short)val;
    }
    return (short)__Pyx_PyInt_AsLong(x);
}

static CYTHON_INLINE int __Pyx_PyInt_AsInt(PyObject* x) {
    const int neg_one = (int)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(int) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(int)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to int" :
                    "value too large to convert to int");
            }
            return (int)-1;
        }
        return (int)val;
    }
    return (int)__Pyx_PyInt_AsLong(x);
}

static CYTHON_INLINE signed char __Pyx_PyInt_AsSignedChar(PyObject* x) {
    const signed char neg_one = (signed char)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(signed char) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(signed char)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to signed char" :
                    "value too large to convert to signed char");
            }
            return (signed char)-1;
        }
        return (signed char)val;
    }
    return (signed char)__Pyx_PyInt_AsSignedLong(x);
}

static CYTHON_INLINE signed short __Pyx_PyInt_AsSignedShort(PyObject* x) {
    const signed short neg_one = (signed short)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(signed short) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(signed short)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to signed short" :
                    "value too large to convert to signed short");
            }
            return (signed short)-1;
        }
        return (signed short)val;
    }
    return (signed short)__Pyx_PyInt_AsSignedLong(x);
}

static CYTHON_INLINE signed int __Pyx_PyInt_AsSignedInt(PyObject* x) {
    const signed int neg_one = (signed int)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(signed int) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(signed int)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to signed int" :
                    "value too large to convert to signed int");
            }
            return (signed int)-1;
        }
        return (signed int)val;
    }
    return (signed int)__Pyx_PyInt_AsSignedLong(x);
}

static CYTHON_INLINE int __Pyx_PyInt_AsLongDouble(PyObject* x) {
    const int neg_one = (int)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
    if (sizeof(int) < sizeof(long)) {
        long val = __Pyx_PyInt_AsLong(x);
        if (unlikely(val != (long)(int)val)) {
            if (!unlikely(val == -1 && PyErr_Occurred())) {
                PyErr_SetString(PyExc_OverflowError,
                    (is_unsigned && unlikely(val < 0)) ?
                    "can't convert negative value to int" :
                    "value too large to convert to int");
            }
            return (int)-1;
        }
        return (int)val;
    }
    return (int)__Pyx_PyInt_AsLong(x);
}

static CYTHON_INLINE unsigned long __Pyx_PyInt_AsUnsignedLong(PyObject* x) {
    const unsigned long neg_one = (unsigned long)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_VERSION_HEX < 0x03000000
    if (likely(PyInt_Check(x))) {
        long val = PyInt_AS_LONG(x);
        if (is_unsigned && unlikely(val < 0)) {
            PyErr_SetString(PyExc_OverflowError,
                            "can't convert negative value to unsigned long");
            return (unsigned long)-1;
        }
        return (unsigned long)val;
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
            if (unlikely(Py_SIZE(x) < 0)) {
                PyErr_SetString(PyExc_OverflowError,
                                "can't convert negative value to unsigned long");
                return (unsigned long)-1;
            }
            return (unsigned long)PyLong_AsUnsignedLong(x);
        } else {
            return (unsigned long)PyLong_AsLong(x);
        }
    } else {
        unsigned long val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (unsigned long)-1;
        val = __Pyx_PyInt_AsUnsignedLong(tmp);
        Py_DECREF(tmp);
        return val;
    }
}

static CYTHON_INLINE unsigned PY_LONG_LONG __Pyx_PyInt_AsUnsignedLongLong(PyObject* x) {
    const unsigned PY_LONG_LONG neg_one = (unsigned PY_LONG_LONG)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_VERSION_HEX < 0x03000000
    if (likely(PyInt_Check(x))) {
        long val = PyInt_AS_LONG(x);
        if (is_unsigned && unlikely(val < 0)) {
            PyErr_SetString(PyExc_OverflowError,
                            "can't convert negative value to unsigned PY_LONG_LONG");
            return (unsigned PY_LONG_LONG)-1;
        }
        return (unsigned PY_LONG_LONG)val;
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
            if (unlikely(Py_SIZE(x) < 0)) {
                PyErr_SetString(PyExc_OverflowError,
                                "can't convert negative value to unsigned PY_LONG_LONG");
                return (unsigned PY_LONG_LONG)-1;
            }
            return (unsigned PY_LONG_LONG)PyLong_AsUnsignedLongLong(x);
        } else {
            return (unsigned PY_LONG_LONG)PyLong_AsLongLong(x);
        }
    } else {
        unsigned PY_LONG_LONG val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (unsigned PY_LONG_LONG)-1;
        val = __Pyx_PyInt_AsUnsignedLongLong(tmp);
        Py_DECREF(tmp);
        return val;
    }
}

static CYTHON_INLINE long __Pyx_PyInt_AsLong(PyObject* x) {
    const long neg_one = (long)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_VERSION_HEX < 0x03000000
    if (likely(PyInt_Check(x))) {
        long val = PyInt_AS_LONG(x);
        if (is_unsigned && unlikely(val < 0)) {
            PyErr_SetString(PyExc_OverflowError,
                            "can't convert negative value to long");
            return (long)-1;
        }
        return (long)val;
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
            if (unlikely(Py_SIZE(x) < 0)) {
                PyErr_SetString(PyExc_OverflowError,
                                "can't convert negative value to long");
                return (long)-1;
            }
            return (long)PyLong_AsUnsignedLong(x);
        } else {
            return (long)PyLong_AsLong(x);
        }
    } else {
        long val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (long)-1;
        val = __Pyx_PyInt_AsLong(tmp);
        Py_DECREF(tmp);
        return val;
    }
}

static CYTHON_INLINE PY_LONG_LONG __Pyx_PyInt_AsLongLong(PyObject* x) {
    const PY_LONG_LONG neg_one = (PY_LONG_LONG)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_VERSION_HEX < 0x03000000
    if (likely(PyInt_Check(x))) {
        long val = PyInt_AS_LONG(x);
        if (is_unsigned && unlikely(val < 0)) {
            PyErr_SetString(PyExc_OverflowError,
                            "can't convert negative value to PY_LONG_LONG");
            return (PY_LONG_LONG)-1;
        }
        return (PY_LONG_LONG)val;
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
            if (unlikely(Py_SIZE(x) < 0)) {
                PyErr_SetString(PyExc_OverflowError,
                                "can't convert negative value to PY_LONG_LONG");
                return (PY_LONG_LONG)-1;
            }
            return (PY_LONG_LONG)PyLong_AsUnsignedLongLong(x);
        } else {
            return (PY_LONG_LONG)PyLong_AsLongLong(x);
        }
    } else {
        PY_LONG_LONG val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (PY_LONG_LONG)-1;
        val = __Pyx_PyInt_AsLongLong(tmp);
        Py_DECREF(tmp);
        return val;
    }
}

static CYTHON_INLINE signed long __Pyx_PyInt_AsSignedLong(PyObject* x) {
    const signed long neg_one = (signed long)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_VERSION_HEX < 0x03000000
    if (likely(PyInt_Check(x))) {
        long val = PyInt_AS_LONG(x);
        if (is_unsigned && unlikely(val < 0)) {
            PyErr_SetString(PyExc_OverflowError,
                            "can't convert negative value to signed long");
            return (signed long)-1;
        }
        return (signed long)val;
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
            if (unlikely(Py_SIZE(x) < 0)) {
                PyErr_SetString(PyExc_OverflowError,
                                "can't convert negative value to signed long");
                return (signed long)-1;
            }
            return (signed long)PyLong_AsUnsignedLong(x);
        } else {
            return (signed long)PyLong_AsLong(x);
        }
    } else {
        signed long val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (signed long)-1;
        val = __Pyx_PyInt_AsSignedLong(tmp);
        Py_DECREF(tmp);
        return val;
    }
}

static CYTHON_INLINE signed PY_LONG_LONG __Pyx_PyInt_AsSignedLongLong(PyObject* x) {
    const signed PY_LONG_LONG neg_one = (signed PY_LONG_LONG)-1, const_zero = 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_VERSION_HEX < 0x03000000
    if (likely(PyInt_Check(x))) {
        long val = PyInt_AS_LONG(x);
        if (is_unsigned && unlikely(val < 0)) {
            PyErr_SetString(PyExc_OverflowError,
                            "can't convert negative value to signed PY_LONG_LONG");
            return (signed PY_LONG_LONG)-1;
        }
        return (signed PY_LONG_LONG)val;
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
            if (unlikely(Py_SIZE(x) < 0)) {
                PyErr_SetString(PyExc_OverflowError,
                                "can't convert negative value to signed PY_LONG_LONG");
                return (signed PY_LONG_LONG)-1;
            }
            return (signed PY_LONG_LONG)PyLong_AsUnsignedLongLong(x);
        } else {
            return (signed PY_LONG_LONG)PyLong_AsLongLong(x);
        }
    } else {
        signed PY_LONG_LONG val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (signed PY_LONG_LONG)-1;
        val = __Pyx_PyInt_AsSignedLongLong(tmp);
        Py_DECREF(tmp);
        return val;
    }
}

static void __Pyx_WriteUnraisable(const char *name, CYTHON_UNUSED int clineno,
                                  CYTHON_UNUSED int lineno, CYTHON_UNUSED const char *filename) {
    PyObject *old_exc, *old_val, *old_tb;
    PyObject *ctx;
    __Pyx_ErrFetch(&old_exc, &old_val, &old_tb);
    #if PY_MAJOR_VERSION < 3
    ctx = PyString_FromString(name);
    #else
    ctx = PyUnicode_FromString(name);
    #endif
    __Pyx_ErrRestore(old_exc, old_val, old_tb);
    if (!ctx) {
        PyErr_WriteUnraisable(Py_None);
    } else {
        PyErr_WriteUnraisable(ctx);
        Py_DECREF(ctx);
    }
}

static int __Pyx_check_binary_version(void) {
    char ctversion[4], rtversion[4];
    PyOS_snprintf(ctversion, 4, "%d.%d", PY_MAJOR_VERSION, PY_MINOR_VERSION);
    PyOS_snprintf(rtversion, 4, "%s", Py_GetVersion());
    if (ctversion[0] != rtversion[0] || ctversion[2] != rtversion[2]) {
        char message[200];
        PyOS_snprintf(message, sizeof(message),
                      "compiletime version %s of module '%.100s' "
                      "does not match runtime version %s",
                      ctversion, __Pyx_MODULE_NAME, rtversion);
        #if PY_VERSION_HEX < 0x02050000
        return PyErr_Warn(NULL, message);
        #else
        return PyErr_WarnEx(NULL, message, 1);
        #endif
    }
    return 0;
}

static int __Pyx_SetVtable(PyObject *dict, void *vtable) {
#if PY_VERSION_HEX >= 0x02070000 && !(PY_MAJOR_VERSION==3&&PY_MINOR_VERSION==0)
    PyObject *ob = PyCapsule_New(vtable, 0, 0);
#else
    PyObject *ob = PyCObject_FromVoidPtr(vtable, 0);
#endif
    if (!ob)
        goto bad;
    if (PyDict_SetItemString(dict, "__pyx_vtable__", ob) < 0)
        goto bad;
    Py_DECREF(ob);
    return 0;
bad:
    Py_XDECREF(ob);
    return -1;
}

#ifndef __PYX_HAVE_RT_ImportModule
#define __PYX_HAVE_RT_ImportModule
static PyObject *__Pyx_ImportModule(const char *name) {
    PyObject *py_name = 0;
    PyObject *py_module = 0;
    py_name = __Pyx_PyIdentifier_FromString(name);
    if (!py_name)
        goto bad;
    py_module = PyImport_Import(py_name);
    Py_DECREF(py_name);
    return py_module;
bad:
    Py_XDECREF(py_name);
    return 0;
}
#endif

#ifndef __PYX_HAVE_RT_ImportType
#define __PYX_HAVE_RT_ImportType
static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name,
    size_t size, int strict)
{
    PyObject *py_module = 0;
    PyObject *result = 0;
    PyObject *py_name = 0;
    char warning[200];
    py_module = __Pyx_ImportModule(module_name);
    if (!py_module)
        goto bad;
    py_name = __Pyx_PyIdentifier_FromString(class_name);
    if (!py_name)
        goto bad;
    result = PyObject_GetAttr(py_module, py_name);
    Py_DECREF(py_name);
    py_name = 0;
    Py_DECREF(py_module);
    py_module = 0;
    if (!result)
        goto bad;
    if (!PyType_Check(result)) {
        PyErr_Format(PyExc_TypeError,
            "%s.%s is not a type object",
            module_name, class_name);
        goto bad;
    }
    if (!strict && (size_t)((PyTypeObject *)result)->tp_basicsize > size) {
        PyOS_snprintf(warning, sizeof(warning),
            "%s.%s size changed, may indicate binary incompatibility",
            module_name, class_name);
        #if PY_VERSION_HEX < 0x02050000
        if (PyErr_Warn(NULL, warning) < 0) goto bad;
        #else
        if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad;
        #endif
    }
    else if ((size_t)((PyTypeObject *)result)->tp_basicsize != size) {
        PyErr_Format(PyExc_ValueError,
            "%s.%s has the wrong size, try recompiling",
            module_name, class_name);
        goto bad;
    }
    return (PyTypeObject *)result;
bad:
    Py_XDECREF(py_module);
    Py_XDECREF(result);
    return NULL;
}
#endif

static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) {
    int start = 0, mid = 0, end = count - 1;
    if (end >= 0 && code_line > entries[end].code_line) {
        return count;
    }
    while (start < end) {
        mid = (start + end) / 2;
        if (code_line < entries[mid].code_line) {
            end = mid;
        } else if (code_line > entries[mid].code_line) {
             start = mid + 1;
        } else {
            return mid;
        }
    }
    if (code_line <= entries[mid].code_line) {
        return mid;
    } else {
        return mid + 1;
    }
}
static PyCodeObject *__pyx_find_code_object(int code_line) {
    PyCodeObject* code_object;
    int pos;
    if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) {
        return NULL;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) {
        return NULL;
    }
    code_object = __pyx_code_cache.entries[pos].code_object;
    Py_INCREF(code_object);
    return code_object;
}
static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) {
    int pos, i;
    __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries;
    if (unlikely(!code_line)) {
        return;
    }
    if (unlikely(!entries)) {
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry));
        if (likely(entries)) {
            __pyx_code_cache.entries = entries;
            __pyx_code_cache.max_count = 64;
            __pyx_code_cache.count = 1;
            entries[0].code_line = code_line;
            entries[0].code_object = code_object;
            Py_INCREF(code_object);
        }
        return;
    }
    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
    if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) {
        PyCodeObject* tmp = entries[pos].code_object;
        entries[pos].code_object = code_object;
        Py_DECREF(tmp);
        return;
    }
    if (__pyx_code_cache.count == __pyx_code_cache.max_count) {
        int new_max = __pyx_code_cache.max_count + 64;
        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc(
            __pyx_code_cache.entries, new_max*sizeof(__Pyx_CodeObjectCacheEntry));
        if (unlikely(!entries)) {
            return;
        }
        __pyx_code_cache.entries = entries;
        __pyx_code_cache.max_count = new_max;
    }
    for (i=__pyx_code_cache.count; i>pos; i--) {
        entries[i] = entries[i-1];
    }
    entries[pos].code_line = code_line;
    entries[pos].code_object = code_object;
    __pyx_code_cache.count++;
    Py_INCREF(code_object);
}

#include "compile.h"
#include "frameobject.h"
#include "traceback.h"
static PyCodeObject* __Pyx_CreateCodeObjectForTraceback(
            const char *funcname, int c_line,
            int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyObject *py_srcfile = 0;
    PyObject *py_funcname = 0;
    #if PY_MAJOR_VERSION < 3
    py_srcfile = PyString_FromString(filename);
    #else
    py_srcfile = PyUnicode_FromString(filename);
    #endif
    if (!py_srcfile) goto bad;
    if (c_line) {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #else
        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
        #endif
    }
    else {
        #if PY_MAJOR_VERSION < 3
        py_funcname = PyString_FromString(funcname);
        #else
        py_funcname = PyUnicode_FromString(funcname);
        #endif
    }
    if (!py_funcname) goto bad;
    py_code = __Pyx_PyCode_New(
        0,            /*int argcount,*/
        0,            /*int kwonlyargcount,*/
        0,            /*int nlocals,*/
        0,            /*int stacksize,*/
        0,            /*int flags,*/
        __pyx_empty_bytes, /*PyObject *code,*/
        __pyx_empty_tuple, /*PyObject *consts,*/
        __pyx_empty_tuple, /*PyObject *names,*/
        __pyx_empty_tuple, /*PyObject *varnames,*/
        __pyx_empty_tuple, /*PyObject *freevars,*/
        __pyx_empty_tuple, /*PyObject *cellvars,*/
        py_srcfile,   /*PyObject *filename,*/
        py_funcname,  /*PyObject *name,*/
        py_line,      /*int firstlineno,*/
        __pyx_empty_bytes  /*PyObject *lnotab*/
    );
    Py_DECREF(py_srcfile);
    Py_DECREF(py_funcname);
    return py_code;
bad:
    Py_XDECREF(py_srcfile);
    Py_XDECREF(py_funcname);
    return NULL;
}
static void __Pyx_AddTraceback(const char *funcname, int c_line,
                               int py_line, const char *filename) {
    PyCodeObject *py_code = 0;
    PyObject *py_globals = 0;
    PyFrameObject *py_frame = 0;
    py_code = __pyx_find_code_object(c_line ? c_line : py_line);
    if (!py_code) {
        py_code = __Pyx_CreateCodeObjectForTraceback(
            funcname, c_line, py_line, filename);
        if (!py_code) goto bad;
        __pyx_insert_code_object(c_line ? c_line : py_line, py_code);
    }
    py_globals = PyModule_GetDict(__pyx_m);
    if (!py_globals) goto bad;
    py_frame = PyFrame_New(
        PyThreadState_GET(), /*PyThreadState *tstate,*/
        py_code,             /*PyCodeObject *code,*/
        py_globals,          /*PyObject *globals,*/
        0                    /*PyObject *locals*/
    );
    if (!py_frame) goto bad;
    py_frame->f_lineno = py_line;
    PyTraceBack_Here(py_frame);
bad:
    Py_XDECREF(py_code);
    Py_XDECREF(py_frame);
}

static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
    while (t->p) {
        #if PY_MAJOR_VERSION < 3
        if (t->is_unicode) {
            *t->p = PyUnicode_DecodeUTF8(t->s, t->n - 1, NULL);
        } else if (t->intern) {
            *t->p = PyString_InternFromString(t->s);
        } else {
            *t->p = PyString_FromStringAndSize(t->s, t->n - 1);
        }
        #else  /* Python 3+ has unicode identifiers */
        if (t->is_unicode | t->is_str) {
            if (t->intern) {
                *t->p = PyUnicode_InternFromString(t->s);
            } else if (t->encoding) {
                *t->p = PyUnicode_Decode(t->s, t->n - 1, t->encoding, NULL);
            } else {
                *t->p = PyUnicode_FromStringAndSize(t->s, t->n - 1);
            }
        } else {
            *t->p = PyBytes_FromStringAndSize(t->s, t->n - 1);
        }
        #endif
        if (!*t->p)
            return -1;
        ++t;
    }
    return 0;
}


/* Type Conversion Functions */

static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
   int is_true = x == Py_True;
   if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
   else return PyObject_IsTrue(x);
}

static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x) {
  PyNumberMethods *m;
  const char *name = NULL;
  PyObject *res = NULL;
#if PY_VERSION_HEX < 0x03000000
  if (PyInt_Check(x) || PyLong_Check(x))
#else
  if (PyLong_Check(x))
#endif
    return Py_INCREF(x), x;
  m = Py_TYPE(x)->tp_as_number;
#if PY_VERSION_HEX < 0x03000000
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Int(x);
  }
  else if (m && m->nb_long) {
    name = "long";
    res = PyNumber_Long(x);
  }
#else
  if (m && m->nb_int) {
    name = "int";
    res = PyNumber_Long(x);
  }
#endif
  if (res) {
#if PY_VERSION_HEX < 0x03000000
    if (!PyInt_Check(res) && !PyLong_Check(res)) {
#else
    if (!PyLong_Check(res)) {
#endif
      PyErr_Format(PyExc_TypeError,
                   "__%s__ returned non-%s (type %.200s)",
                   name, name, Py_TYPE(res)->tp_name);
      Py_DECREF(res);
      return NULL;
    }
  }
  else if (!PyErr_Occurred()) {
    PyErr_SetString(PyExc_TypeError,
                    "an integer is required");
  }
  return res;
}

static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
  Py_ssize_t ival;
  PyObject* x = PyNumber_Index(b);
  if (!x) return -1;
  ival = PyInt_AsSsize_t(x);
  Py_DECREF(x);
  return ival;
}

static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
#if PY_VERSION_HEX < 0x02050000
   if (ival <= LONG_MAX)
       return PyInt_FromLong((long)ival);
   else {
       unsigned char *bytes = (unsigned char *) &ival;
       int one = 1; int little = (int)*(unsigned char*)&one;
       return _PyLong_FromByteArray(bytes, sizeof(size_t), little, 0);
   }
#else
   return PyInt_FromSize_t(ival);
#endif
}

static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject* x) {
   unsigned PY_LONG_LONG val = __Pyx_PyInt_AsUnsignedLongLong(x);
   if (unlikely(val == (unsigned PY_LONG_LONG)-1 && PyErr_Occurred())) {
       return (size_t)-1;
   } else if (unlikely(val != (unsigned PY_LONG_LONG)(size_t)val)) {
       PyErr_SetString(PyExc_OverflowError,
                       "value too large to convert to size_t");
       return (size_t)-1;
   }
   return (size_t)val;
}


#endif /* Py_PYTHON_H */
