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#define __PYX_HAVE__pygeoprocessing__routing__routing_core
#define __PYX_HAVE_API__pygeoprocessing__routing__routing_core
#include <deque>
#include "ios"
#include "new"
#include "stdexcept"
#include "typeinfo"
#include <utility>
#include <map>
#include "string.h"
#include "stdio.h"
#include "stdlib.h"
#include "numpy/arrayobject.h"
#include "numpy/ufuncobject.h"
#include <set>
#include <stack>
#include "math.h"
#include "time.h"
#include "pythread.h"
#include "pystate.h"
#ifdef _OPENMP
#include <omp.h>
#endif /* _OPENMP */

#ifdef PYREX_WITHOUT_ASSERTIONS
#define CYTHON_WITHOUT_ASSERTIONS
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#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))
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# if CYTHON_COMPILING_IN_CPYTHON
#  define CYTHON_NCP_UNUSED
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#  define CYTHON_NCP_UNUSED CYTHON_UNUSED
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    (sizeof(type) == sizeof(Py_ssize_t) &&\
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                               v == (type)PY_SSIZE_T_MAX)))  )
#if defined (__cplusplus) && __cplusplus >= 201103L
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#elif SIZEOF_INT >= SIZEOF_SIZE_T
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#elif SIZEOF_LONG >= SIZEOF_SIZE_T
    #define __Pyx_sst_abs(value) labs(value)
#elif defined (_MSC_VER) && defined (_M_X64)
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#elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
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#elif defined (__GNUC__)
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static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject*);
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#define __Pyx_PyByteArray_FromStringAndSize(s, l) PyByteArray_FromStringAndSize((const char*)s, l)
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#define __Pyx_PyBytes_FromStringAndSize PyBytes_FromStringAndSize
static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char*);
#if PY_MAJOR_VERSION < 3
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    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
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    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyUnicode_FromStringAndSize
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#define __Pyx_PyObject_AsUString(s)    ((unsigned char*) __Pyx_PyObject_AsString(s))
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#define __Pyx_PyByteArray_FromCString(s)   __Pyx_PyByteArray_FromString((const char*)s)
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{
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#define __Pyx_Py_UNICODE_strlen Py_UNICODE_strlen
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#define __Pyx_PyUnicode_FromUnicode(u)       PyUnicode_FromUnicode(u, __Pyx_Py_UNICODE_strlen(u))
#define __Pyx_PyUnicode_FromUnicodeAndLength PyUnicode_FromUnicode
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static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
#if CYTHON_COMPILING_IN_CPYTHON
#define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x))
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#define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x)
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#define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
static int __Pyx_sys_getdefaultencoding_not_ascii;
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    if (!sys) goto bad;
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    Py_DECREF(sys);
    if (!default_encoding) goto bad;
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    if (!default_encoding_c) goto bad;
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    } else {
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            ascii_chars[c] = c;
        }
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        ascii_chars_u = PyUnicode_DecodeASCII(ascii_chars, 128, NULL);
        if (!ascii_chars_u) goto bad;
        ascii_chars_b = PyUnicode_AsEncodedString(ascii_chars_u, default_encoding_c, NULL);
        if (!ascii_chars_b || !PyBytes_Check(ascii_chars_b) || memcmp(ascii_chars, PyBytes_AS_STRING(ascii_chars_b), 128) != 0) {
            PyErr_Format(
                PyExc_ValueError,
                "This module compiled with c_string_encoding=ascii, but default encoding '%.200s' is not a superset of ascii.",
                default_encoding_c);
            goto bad;
        }
        Py_DECREF(ascii_chars_u);
        Py_DECREF(ascii_chars_b);
    }
    Py_DECREF(default_encoding);
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bad:
    Py_XDECREF(default_encoding);
    Py_XDECREF(ascii_chars_u);
    Py_XDECREF(ascii_chars_b);
    return -1;
}
#endif
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT && PY_MAJOR_VERSION >= 3
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_DecodeUTF8(c_str, size, NULL)
#else
#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_Decode(c_str, size, __PYX_DEFAULT_STRING_ENCODING, NULL)
#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
static char* __PYX_DEFAULT_STRING_ENCODING;
static int __Pyx_init_sys_getdefaultencoding_params(void) {
    PyObject* sys;
    PyObject* default_encoding = NULL;
    char* default_encoding_c;
    sys = PyImport_ImportModule("sys");
    if (!sys) goto bad;
    default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
    Py_DECREF(sys);
    if (!default_encoding) goto bad;
    default_encoding_c = PyBytes_AsString(default_encoding);
    if (!default_encoding_c) goto bad;
    __PYX_DEFAULT_STRING_ENCODING = (char*) malloc(strlen(default_encoding_c));
    if (!__PYX_DEFAULT_STRING_ENCODING) goto bad;
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    Py_DECREF(default_encoding);
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bad:
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/* Test for GCC > 2.95 */
#if defined(__GNUC__)     && (__GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95)))
  #define likely(x)   __builtin_expect(!!(x), 1)
  #define unlikely(x) __builtin_expect(!!(x), 0)
#else /* !__GNUC__ or GCC < 2.95 */
  #define likely(x)   (x)
  #define unlikely(x) (x)
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static PyObject *__pyx_m;
static PyObject *__pyx_d;
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;

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    #define CYTHON_CCOMPLEX 0
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#endif
#if CYTHON_CCOMPLEX
  #ifdef __cplusplus
    #include <complex>
  #else
    #include <complex.h>
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#endif
#if CYTHON_CCOMPLEX && !defined(__cplusplus) && defined(__sun__) && defined(__GNUC__)
  #undef _Complex_I
  #define _Complex_I 1.0fj
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static const char *__pyx_f[] = {
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struct __pyx_memoryview_obj;
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#define IS_UNSIGNED(type) (((type) -1) > 0)
struct __Pyx_StructField_;
#define __PYX_BUF_FLAGS_PACKED_STRUCT (1 << 0)
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typedef struct __Pyx_StructField_ {
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typedef struct {
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typedef struct {
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  size_t fmt_offset;
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  char enc_type;
  char new_packmode;
  char enc_packmode;
  char is_valid_array;
} __Pyx_BufFmt_Context;

#include <pythread.h>
#ifndef CYTHON_ATOMICS
    #define CYTHON_ATOMICS 1
#endif
#define __pyx_atomic_int_type int
#if CYTHON_ATOMICS && __GNUC__ >= 4 && (__GNUC_MINOR__ > 1 ||\
                    (__GNUC_MINOR__ == 1 && __GNUC_PATCHLEVEL >= 2)) &&\
                    !defined(__i386__)
    #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 && defined(_MSC_VER) && 0
    #include <Windows.h>
    #undef __pyx_atomic_int_type
    #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
        #pragma message ("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"
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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)\
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#else
    #define __pyx_add_acquisition_count(memview)\
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/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":725
 * # 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":726
 * 
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":727
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":728
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":732
 * #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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":733
 * 
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":734
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":735
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":739
 * #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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":740
 * 
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":749
 * # 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":750
 * # 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":751
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":753
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":754
 * 
 * ctypedef npy_ulong      uint_t
 * ctypedef npy_ulonglong  ulong_t             # <<<<<<<<<<<<<<
 * ctypedef npy_ulonglong  ulonglong_t
 * 
 */
typedef npy_ulonglong __pyx_t_5numpy_ulong_t;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":755
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":757
 * ctypedef npy_ulonglong  ulonglong_t
 * 
 * ctypedef npy_intp       intp_t             # <<<<<<<<<<<<<<
 * ctypedef npy_uintp      uintp_t
 * 
 */
typedef npy_intp __pyx_t_5numpy_intp_t;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":758
 * 
 * ctypedef npy_intp       intp_t
 * ctypedef npy_uintp      uintp_t             # <<<<<<<<<<<<<<
 * 
 * ctypedef npy_double     float_t
 */
typedef npy_uintp __pyx_t_5numpy_uintp_t;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":760
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":761
 * 
 * ctypedef npy_double     float_t
 * ctypedef npy_double     double_t             # <<<<<<<<<<<<<<
 * ctypedef npy_longdouble longdouble_t
 * 
 */
typedef npy_double __pyx_t_5numpy_double_t;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":762
 * 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;
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/*--- Type declarations ---*/
struct __pyx_obj_15pygeoprocessing_7routing_12routing_core_BlockCache;
struct __pyx_array_obj;
struct __pyx_MemviewEnum_obj;
struct __pyx_memoryview_obj;
struct __pyx_memoryviewslice_obj;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":764
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":765
 * 
 * ctypedef npy_cfloat      cfloat_t
 * ctypedef npy_cdouble     cdouble_t             # <<<<<<<<<<<<<<
 * ctypedef npy_clongdouble clongdouble_t
 * 
 */
typedef npy_cdouble __pyx_t_5numpy_cdouble_t;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":766
 * 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;

/* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":768
 * ctypedef npy_clongdouble clongdouble_t
 * 
 * ctypedef npy_cdouble     complex_t             # <<<<<<<<<<<<<<
 * 
 * cdef inline object PyArray_MultiIterNew1(a):
 */
typedef npy_cdouble __pyx_t_5numpy_complex_t;
struct __pyx_opt_args_15pygeoprocessing_7routing_12routing_core_calculate_transport;
struct __pyx_opt_args_15pygeoprocessing_7routing_12routing_core_flat_edges;
struct __pyx_t_15pygeoprocessing_7routing_12routing_core_Row_Col_Weight_Tuple;

/* "pygeoprocessing\routing\routing_core.pxd":19
 * 
 * cdef calculate_transport(
 *     outflow_direction_uri, outflow_weights_uri, deque[int] &sink_cell_deque,             # <<<<<<<<<<<<<<
 *     source_uri, absorption_rate_uri, loss_uri, flux_uri, absorption_mode,
 *     stream_uri=?, include_source=?)
 */
struct __pyx_opt_args_15pygeoprocessing_7routing_12routing_core_calculate_transport {
  int __pyx_n;
  PyObject *stream_uri;
  PyObject *include_source;
};

/* "pygeoprocessing\routing\routing_core.pxd":22
 *     source_uri, absorption_rate_uri, loss_uri, flux_uri, absorption_mode,
 *     stream_uri=?, include_source=?)
 * cdef flat_edges(dem_uri, flow_direction_uri, deque[int] &high_edges,             # <<<<<<<<<<<<<<
 *                 deque[int] &low_edges, int drain_off_edge=?)
 * cdef label_flats(dem_uri, deque[int] &low_edges, labels_uri)
 */
struct __pyx_opt_args_15pygeoprocessing_7routing_12routing_core_flat_edges {
  int __pyx_n;
  int drain_off_edge;
};

/* "pygeoprocessing\routing\routing_core.pyx":597
 *     block_cache.flush_cache()
 * 
 * cdef struct Row_Col_Weight_Tuple:             # <<<<<<<<<<<<<<
 *     int row_index
 *     int col_index
 */
struct __pyx_t_15pygeoprocessing_7routing_12routing_core_Row_Col_Weight_Tuple {
  int row_index;
  int col_index;
  int weight;
};

/* "pygeoprocessing\routing\routing_core.pxd":5
 * cimport numpy
 * 
 * cdef class BlockCache:             # <<<<<<<<<<<<<<
 *     cdef numpy.int32_t[:,:] row_tag_cache
 *     cdef numpy.int32_t[:,:] col_tag_cache
 */
struct __pyx_obj_15pygeoprocessing_7routing_12routing_core_BlockCache {
  PyObject_HEAD
  struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *__pyx_vtab;
  __Pyx_memviewslice row_tag_cache;
  __Pyx_memviewslice col_tag_cache;
  __Pyx_memviewslice cache_dirty;
  int n_block_rows;
  int n_block_cols;
  int block_col_size;
  int block_row_size;
  int n_rows;
  int n_cols;
};


/* "View.MemoryView":101
 * 
 * @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":271
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 * cdef class Enum(object):             # <<<<<<<<<<<<<<
 *     cdef object name
 *     def __init__(self, name):
 */
struct __pyx_MemviewEnum_obj {
  PyObject_HEAD
  PyObject *name;
};


/* "View.MemoryView":304
 * 
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 * 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;
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/* "View.MemoryView":923
 * 
 * @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 *);
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/* "pygeoprocessing\routing\routing_core.pyx":41
 * cdef int N_BLOCK_COLS = 16
 * 
 * cdef class BlockCache:             # <<<<<<<<<<<<<<
 *     band_list = []
 *     block_list = []
 */

struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache {
  void (*update_cache)(struct __pyx_obj_15pygeoprocessing_7routing_12routing_core_BlockCache *, int, int, int *, int *, int *, int *);
  void (*flush_cache)(struct __pyx_obj_15pygeoprocessing_7routing_12routing_core_BlockCache *);
};
static struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *__pyx_vtabptr_15pygeoprocessing_7routing_12routing_core_BlockCache;


/* "View.MemoryView":304
 * 
 * @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":923
 * 
 * @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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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);

static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name);

static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[],\
    PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args,\
    const char* function_name);

static CYTHON_INLINE PyObject *__Pyx_GetModuleGlobalName(PyObject *name);

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw);
#else
#define __Pyx_PyObject_Call(func, arg, kw) PyObject_Call(func, arg, kw)
#endif

static CYTHON_INLINE int  __Pyx_GetBufferAndValidate(Py_buffer* buf, PyObject* obj,
    __Pyx_TypeInfo* dtype, int flags, int nd, int cast, __Pyx_BufFmt_StackElem* stack);
static CYTHON_INLINE void __Pyx_SafeReleaseBuffer(Py_buffer* info);

#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_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);

#define __Pyx_PyObject_DelSlice(obj, cstart, cstop, py_start, py_stop, py_slice, has_cstart, has_cstop, wraparound)\
    __Pyx_PyObject_SetSlice(obj, (PyObject*)NULL, cstart, cstop, py_start, py_stop, py_slice, has_cstart, has_cstop, wraparound)
static CYTHON_INLINE int __Pyx_PyObject_SetSlice(
        PyObject* obj, PyObject* value, Py_ssize_t cstart, Py_ssize_t cstop,
        PyObject** py_start, PyObject** py_stop, PyObject** py_slice,
        int has_cstart, int has_cstop, int wraparound);

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE int __Pyx_ListComp_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_ListComp_Append(L,x) PyList_Append(L,x)
#endif

static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb);
static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb);

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

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);

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

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallMethO(PyObject *func, PyObject *arg);
#endif

static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg);

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func);
#else
#define __Pyx_PyObject_CallNoArg(func) __Pyx_PyObject_Call(func, __pyx_empty_tuple, NULL)
#endif

static void __Pyx_WriteUnraisable(const char *name, int clineno,
                                  int lineno, const char *filename,
                                  int full_traceback, int nogil);

static void __Pyx_RaiseBufferIndexError(int axis);

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

#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) & likely(len > (L->allocated >> 1))) {
        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

#define __Pyx_BufPtrStrided4d(type, buf, i0, s0, i1, s1, i2, s2, i3, s3) (type)((char*)buf + i0 * s0 + i1 * s1 + i2 * s2 + i3 * s3)
#define __Pyx_BufPtrStrided2d(type, buf, i0, s0, i1, s1) (type)((char*)buf + i0 * s0 + i1 * s1)
static CYTHON_INLINE long __Pyx_mod_long(long, long);

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyFloat_DivideObjC(PyObject *op1, PyObject *op2, double floatval, int inplace);
#else
#define __Pyx_PyFloat_DivideObjC(op1, op2, floatval, inplace)\
    ((inplace ? __Pyx_PyNumber_InPlaceDivide(op1, op2) : __Pyx_PyNumber_Divide(op1, op2)))
    #endif

static void __Pyx_RaiseBufferFallbackError(void);

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyInt_AddObjC(PyObject *op1, PyObject *op2, long intval, int inplace);
#else
#define __Pyx_PyInt_AddObjC(op1, op2, intval, inplace)\
    (inplace ? PyNumber_InPlaceAdd(op1, op2) : PyNumber_Add(op1, op2))
#endif

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

static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb);

#define __Pyx_GetItemInt(o, i, type, is_signed, to_py_func, is_list, wraparound, boundscheck)\
    (__Pyx_fits_Py_ssize_t(i, type, is_signed) ?\
    __Pyx_GetItemInt_Fast(o, (Py_ssize_t)i, is_list, wraparound, boundscheck) :\
    (is_list ? (PyErr_SetString(PyExc_IndexError, "list index out of range"), (PyObject*)NULL) :\
               __Pyx_GetItemInt_Generic(o, to_py_func(i))))
#define __Pyx_GetItemInt_List(o, i, type, is_signed, to_py_func, is_list, wraparound, boundscheck)\
    (__Pyx_fits_Py_ssize_t(i, type, is_signed) ?\
    __Pyx_GetItemInt_List_Fast(o, (Py_ssize_t)i, wraparound, boundscheck) :\
    (PyErr_SetString(PyExc_IndexError, "list index out of range"), (PyObject*)NULL))
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_List_Fast(PyObject *o, Py_ssize_t i,
                                                              int wraparound, int boundscheck);
#define __Pyx_GetItemInt_Tuple(o, i, type, is_signed, to_py_func, is_list, wraparound, boundscheck)\
    (__Pyx_fits_Py_ssize_t(i, type, is_signed) ?\
    __Pyx_GetItemInt_Tuple_Fast(o, (Py_ssize_t)i, wraparound, boundscheck) :\
    (PyErr_SetString(PyExc_IndexError, "tuple index out of range"), (PyObject*)NULL))
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Tuple_Fast(PyObject *o, Py_ssize_t i,
                                                              int wraparound, int boundscheck);
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j);
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Fast(PyObject *o, Py_ssize_t i,
                                                     int is_list, int wraparound, int boundscheck);

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyInt_SubtractObjC(PyObject *op1, PyObject *op2, long intval, int inplace);
#else
#define __Pyx_PyInt_SubtractObjC(op1, op2, intval, inplace)\
    (inplace ? PyNumber_InPlaceSubtract(op1, op2) : PyNumber_Subtract(op1, op2))
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyInt_EqObjC(PyObject *op1, PyObject *op2, long intval, int inplace);
#else
#define __Pyx_PyInt_EqObjC(op1, op2, intval, inplace)\
    PyObject_RichCompare(op1, op2, Py_EQ)
    #endif

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyFloat_AddObjC(PyObject *op1, PyObject *op2, double floatval, int inplace);
#else
#define __Pyx_PyFloat_AddObjC(op1, op2, floatval, inplace)\
    (inplace ? PyNumber_InPlaceAdd(op1, op2) : PyNumber_Add(op1, op2))
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyFloat_SubtractCObj(PyObject *op1, PyObject *op2, double floatval, int inplace);
#else
#define __Pyx_PyFloat_SubtractCObj(op1, op2, floatval, inplace)\
    (inplace ? PyNumber_InPlaceSubtract(op1, op2) : PyNumber_Subtract(op1, op2))
#endif

#if PY_MAJOR_VERSION >= 3 && !CYTHON_COMPILING_IN_PYPY
static PyObject *__Pyx_PyDict_GetItem(PyObject *d, PyObject* key) {
    PyObject *value;
    value = PyDict_GetItemWithError(d, key);
    if (unlikely(!value)) {
        if (!PyErr_Occurred()) {
            PyObject* args = PyTuple_Pack(1, key);
            if (likely(args))
                PyErr_SetObject(PyExc_KeyError, args);
            Py_XDECREF(args);
        }
        return NULL;
    }
    Py_INCREF(value);
    return value;
}
#else
    #define __Pyx_PyDict_GetItem(d, key) PyObject_GetItem(d, key)
#endif

static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void);

static CYTHON_INLINE int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed,
    const char *name, int exact);

#include <string.h>

static CYTHON_INLINE int __Pyx_PyBytes_Equals(PyObject* s1, PyObject* s2, int equals);

static CYTHON_INLINE int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals);

#if PY_MAJOR_VERSION >= 3
#define __Pyx_PyString_Equals __Pyx_PyUnicode_Equals
#else
#define __Pyx_PyString_Equals __Pyx_PyBytes_Equals
#endif

static CYTHON_INLINE Py_ssize_t __Pyx_div_Py_ssize_t(Py_ssize_t, Py_ssize_t);

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

static CYTHON_UNUSED int __pyx_array_getbuffer(PyObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /*proto*/
static PyObject *get_memview(PyObject *__pyx_v_self); /*proto*/
static CYTHON_INLINE PyObject *__Pyx_GetAttr(PyObject *, PyObject *);

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));

static CYTHON_INLINE void __Pyx_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb);

static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level);

static CYTHON_UNUSED 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*/
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 int __Pyx_PyList_Extend(PyObject* L, PyObject* v) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject* none = _PyList_Extend((PyListObject*)L, v);
    if (unlikely(!none))
        return -1;
    Py_DECREF(none);
    return 0;
#else
    return PyList_SetSlice(L, PY_SSIZE_T_MAX, PY_SSIZE_T_MAX, v);
#endif
}

static CYTHON_INLINE void __Pyx_RaiseUnboundLocalError(const char *varname);

#ifndef __PYX_FORCE_INIT_THREADS
  #define __PYX_FORCE_INIT_THREADS 0
#endif

static CYTHON_INLINE long __Pyx_div_long(long, long);

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

static PyObject* __Pyx_ImportFrom(PyObject* module, PyObject* name);

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);

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 CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *);

static int __pyx_typeinfo_cmp(__Pyx_TypeInfo *a, __Pyx_TypeInfo *b);

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 CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_dsds_nn___pyx_t_5numpy_int8_t(PyObject *);

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value);

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_int32(npy_int32 value);

static CYTHON_INLINE size_t __Pyx_PyInt_As_size_t(PyObject *);

static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *);

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value);

#ifndef __Pyx_CppExn2PyErr
#include <new>
#include <typeinfo>
#include <stdexcept>
#include <ios>
static void __Pyx_CppExn2PyErr() {
  try {
    if (PyErr_Occurred())
      ; // let the latest Python exn pass through and ignore the current one
    else
      throw;
  } catch (const std::bad_alloc& exn) {
    PyErr_SetString(PyExc_MemoryError, exn.what());
  } catch (const std::bad_cast& exn) {
    PyErr_SetString(PyExc_TypeError, exn.what());
  } catch (const std::domain_error& exn) {
    PyErr_SetString(PyExc_ValueError, exn.what());
  } catch (const std::invalid_argument& exn) {
    PyErr_SetString(PyExc_ValueError, exn.what());
  } catch (const std::ios_base::failure& exn) {
    PyErr_SetString(PyExc_IOError, exn.what());
  } catch (const std::out_of_range& exn) {
    PyErr_SetString(PyExc_IndexError, exn.what());
  } catch (const std::overflow_error& exn) {
    PyErr_SetString(PyExc_OverflowError, exn.what());
  } catch (const std::range_error& exn) {
    PyErr_SetString(PyExc_ArithmeticError, exn.what());
  } catch (const std::underflow_error& exn) {
    PyErr_SetString(PyExc_ArithmeticError, exn.what());
  } catch (const std::exception& exn) {
    PyErr_SetString(PyExc_RuntimeError, exn.what());
  }
  catch (...)
  {
    PyErr_SetString(PyExc_RuntimeError, "Unknown exception");
  }
}
#endif

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_time_t(time_t value);

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_int8(npy_int8 value);

#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(__clang__)) && 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);
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static int __pyx_memviewslice_is_contig(const __Pyx_memviewslice *mvs,
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static int __pyx_slices_overlap(__Pyx_memviewslice *slice1,
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static __Pyx_memviewslice
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static CYTHON_INLINE PyObject *__pyx_capsule_create(void *p, const char *sig);

static CYTHON_INLINE char __Pyx_PyInt_As_char(PyObject *);

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_dsds_nn___pyx_t_5numpy_int32_t(PyObject *);

static int __Pyx_check_binary_version(void);

static int __Pyx_ExportFunction(const char *name, void (*f)(void), const char *sig);

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static PyObject *__Pyx_ImportModule(const char *name);

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

static int __Pyx_InitStrings(__Pyx_StringTabEntry *t);

static void __pyx_f_15pygeoprocessing_7routing_12routing_core_10BlockCache_update_cache(struct __pyx_obj_15pygeoprocessing_7routing_12routing_core_BlockCache *__pyx_v_self, int __pyx_v_global_row, int __pyx_v_global_col, int *__pyx_v_row_index, int *__pyx_v_col_index, int *__pyx_v_row_block_offset, int *__pyx_v_col_block_offset); /* proto*/
static void __pyx_f_15pygeoprocessing_7routing_12routing_core_10BlockCache_flush_cache(struct __pyx_obj_15pygeoprocessing_7routing_12routing_core_BlockCache *__pyx_v_self); /* proto*/
static char *__pyx_memoryview_get_item_pointer(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index); /* proto*/
static PyObject *__pyx_memoryview_is_slice(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_obj); /* proto*/
static PyObject *__pyx_memoryview_setitem_slice_assignment(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_dst, PyObject *__pyx_v_src); /* proto*/
static PyObject *__pyx_memoryview_setitem_slice_assign_scalar(struct __pyx_memoryview_obj *__pyx_v_self, struct __pyx_memoryview_obj *__pyx_v_dst, PyObject *__pyx_v_value); /* proto*/
static PyObject *__pyx_memoryview_setitem_indexed(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index, PyObject *__pyx_v_value); /* proto*/
static PyObject *__pyx_memoryview_convert_item_to_object(struct __pyx_memoryview_obj *__pyx_v_self, char *__pyx_v_itemp); /* proto*/
static PyObject *__pyx_memoryview_assign_item_from_object(struct __pyx_memoryview_obj *__pyx_v_self, char *__pyx_v_itemp, PyObject *__pyx_v_value); /* proto*/
static PyObject *__pyx_memoryviewslice_convert_item_to_object(struct __pyx_memoryviewslice_obj *__pyx_v_self, char *__pyx_v_itemp); /* proto*/
static PyObject *__pyx_memoryviewslice_assign_item_from_object(struct __pyx_memoryviewslice_obj *__pyx_v_self, char *__pyx_v_itemp, PyObject *__pyx_v_value); /* proto*/

/* Module declarations from 'libcpp.deque' */

/* Module declarations from 'libcpp.utility' */

/* Module declarations from 'libcpp.map' */

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

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

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

/* Module declarations from '__builtin__' */

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

/* Module declarations from 'cpython' */

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

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

/* 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 'cython.view' */

/* Module declarations from 'cython' */

/* Module declarations from 'libcpp.set' */

/* Module declarations from 'libcpp.stack' */

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

/* Module declarations from 'pygeoprocessing.routing.routing_core' */
static PyTypeObject *__pyx_ptype_15pygeoprocessing_7routing_12routing_core_BlockCache = 0;
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 double __pyx_v_15pygeoprocessing_7routing_12routing_core_PI;
static double __pyx_v_15pygeoprocessing_7routing_12routing_core_INF;
static int __pyx_v_15pygeoprocessing_7routing_12routing_core_N_BLOCK_ROWS;
static int __pyx_v_15pygeoprocessing_7routing_12routing_core_N_BLOCK_COLS;
static PyObject *generic = 0;
static PyObject *strided = 0;
static PyObject *indirect = 0;
static PyObject *contiguous = 0;
static PyObject *indirect_contiguous = 0;
static PyObject *__pyx_f_15pygeoprocessing_7routing_12routing_core_calculate_transport(PyObject *, PyObject *, std::deque<int>  &, PyObject *, PyObject *, PyObject *, PyObject *, PyObject *, struct __pyx_opt_args_15pygeoprocessing_7routing_12routing_core_calculate_transport *__pyx_optional_args); /*proto*/
static PyObject *__pyx_f_15pygeoprocessing_7routing_12routing_core_flat_edges(PyObject *, PyObject *, std::deque<int>  &, std::deque<int>  &, struct __pyx_opt_args_15pygeoprocessing_7routing_12routing_core_flat_edges *__pyx_optional_args); /*proto*/
static PyObject *__pyx_f_15pygeoprocessing_7routing_12routing_core_label_flats(PyObject *, std::deque<int>  &, PyObject *); /*proto*/
static PyObject *__pyx_f_15pygeoprocessing_7routing_12routing_core_drain_flats(std::deque<int>  &, std::deque<int>  &, PyObject *, PyObject *, PyObject *); /*proto*/
static PyObject *__pyx_f_15pygeoprocessing_7routing_12routing_core_away_from_higher(std::deque<int>  &, PyObject *, PyObject *, PyObject *, std::map<int,int>  &); /*proto*/
static PyObject *__pyx_f_15pygeoprocessing_7routing_12routing_core_towards_lower(std::deque<int>  &, PyObject *, PyObject *, PyObject *, std::map<int,int>  &); /*proto*/
static PyObject *__pyx_f_15pygeoprocessing_7routing_12routing_core_find_outlets(PyObject *, PyObject *, std::deque<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 CYTHON_INLINE 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, Py_ssize_t); /*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_npy_int8 = { "npy_int8", NULL, sizeof(npy_int8), { 0 }, 0, IS_UNSIGNED(npy_int8) ? 'U' : 'I', IS_UNSIGNED(npy_int8), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn_npy_float32 = { "npy_float32", NULL, sizeof(npy_float32), { 0 }, 0, 'R', 0, 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn_npy_byte = { "npy_byte", NULL, sizeof(npy_byte), { 0 }, 0, IS_UNSIGNED(npy_byte) ? 'U' : 'I', IS_UNSIGNED(npy_byte), 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn_npy_float64 = { "npy_float64", NULL, sizeof(npy_float64), { 0 }, 0, 'R', 0, 0 };
static __Pyx_TypeInfo __Pyx_TypeInfo_nn_npy_int32 = { "npy_int32", NULL, sizeof(npy_int32), { 0 }, 0, IS_UNSIGNED(npy_int32) ? 'U' : 'I', IS_UNSIGNED(npy_int32), 0 };
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_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 };
#define __Pyx_MODULE_NAME "pygeoprocessing.routing.routing_core"
int __pyx_module_is_main_pygeoprocessing__routing__routing_core = 0;

/* Implementation of 'pygeoprocessing.routing.routing_core' */
static PyObject *__pyx_builtin_ValueError;
static PyObject *__pyx_builtin_zip;
static PyObject *__pyx_builtin_xrange;
static PyObject *__pyx_builtin_range;
static PyObject *__pyx_builtin_OSError;
static PyObject *__pyx_builtin_RuntimeError;
static PyObject *__pyx_builtin_MemoryError;
static PyObject *__pyx_builtin_enumerate;
static PyObject *__pyx_builtin_Ellipsis;
static PyObject *__pyx_builtin_TypeError;
static PyObject *__pyx_builtin_id;
static PyObject *__pyx_builtin_IndexError;
static char __pyx_k_B[] = "B";
static char __pyx_k_H[] = "H";
static char __pyx_k_I[] = "I";
static char __pyx_k_L[] = "L";
static char __pyx_k_O[] = "O";
static char __pyx_k_Q[] = "Q";
static char __pyx_k_b[] = "b";
static char __pyx_k_c[] = "c";
static char __pyx_k_d[] = "d";
static char __pyx_k_f[] = "f";
static char __pyx_k_g[] = "g";
static char __pyx_k_h[] = "h";
static char __pyx_k_i[] = "i";
static char __pyx_k_l[] = "l";
static char __pyx_k_q[] = "q";
static char __pyx_k_Zd[] = "Zd";
static char __pyx_k_Zf[] = "Zf";
static char __pyx_k_Zg[] = "Zg";
static char __pyx_k_id[] = "id";
static char __pyx_k_os[] = "os";
static char __pyx_k_pi[] = "pi";
static char __pyx_k_INF[] = "INF";
static char __pyx_k__93[] = "";
static char __pyx_k_a_c[] = "a_c";
static char __pyx_k_a_f[] = "a_f";
static char __pyx_k_d_1[] = "d_1";
static char __pyx_k_d_2[] = "d_2";
static char __pyx_k_e_0[] = "e_0";
static char __pyx_k_e_1[] = "e_1";
static char __pyx_k_e_2[] = "e_2";
static char __pyx_k_inf[] = "inf";
static char __pyx_k_obj[] = "obj";
static char __pyx_k_ogr[] = "ogr";
static char __pyx_k_osr[] = "osr";
static char __pyx_k_s_1[] = "s_1";
static char __pyx_k_s_2[] = "s_2";
static char __pyx_k_tif[] = ".tif";
static char __pyx_k_zip[] = "zip";
static char __pyx_k_Fill[] = "Fill";
static char __pyx_k_Open[] = "Open";
static char __pyx_k_base[] = "base";
static char __pyx_k_byte[] = "byte";
static char __pyx_k_ceil[] = "ceil";
static char __pyx_k_gdal[] = "gdal";
static char __pyx_k_info[] = "info";
static char __pyx_k_int8[] = "int8";
static char __pyx_k_join[] = "join";
static char __pyx_k_main[] = "__main__";
static char __pyx_k_mode[] = "mode";
static char __pyx_k_name[] = "name";
static char __pyx_k_ndim[] = "ndim";
static char __pyx_k_pack[] = "pack";
static char __pyx_k_path[] = "path";
static char __pyx_k_size[] = "size";
static char __pyx_k_step[] = "step";
static char __pyx_k_stop[] = "stop";
static char __pyx_k_test[] = "__test__";
static char __pyx_k_warn[] = "warn";
static char __pyx_k_xoff[] = "xoff";
static char __pyx_k_yoff[] = "yoff";
static char __pyx_k_ASCII[] = "ASCII";
static char __pyx_k_GTiff[] = "GTiff";
static char __pyx_k_XSize[] = "XSize";
static char __pyx_k_YSize[] = "YSize";
static char __pyx_k_class[] = "__class__";
static char __pyx_k_count[] = "count";
static char __pyx_k_dtype[] = "dtype";
static char __pyx_k_empty[] = "empty";
static char __pyx_k_error[] = "error";
static char __pyx_k_field[] = "field";
static char __pyx_k_flags[] = "flags";
static char __pyx_k_found[] = "found";
static char __pyx_k_index[] = "index";
static char __pyx_k_int32[] = "int32";
static char __pyx_k_layer[] = "layer";
static char __pyx_k_max_r[] = "max_r";
static char __pyx_k_numpy[] = "numpy";
static char __pyx_k_osgeo[] = "osgeo";
static char __pyx_k_point[] = "point";
static char __pyx_k_range[] = "range";
static char __pyx_k_shape[] = "shape";
static char __pyx_k_slope[] = "slope";
static char __pyx_k_start[] = "start";
static char __pyx_k_y_top[] = "y_top";
static char __pyx_k_zeros[] = "zeros";
static char __pyx_k_LOGGER[] = "LOGGER";
static char __pyx_k_argmin[] = "argmin";
static char __pyx_k_dem_ds[] = "dem_ds";
static char __pyx_k_ds_uri[] = "ds_uri";
static char __pyx_k_encode[] = "encode";
static char __pyx_k_factor[] = "factor";
static char __pyx_k_format[] = "format";
static char __pyx_k_import[] = "__import__";
static char __pyx_k_in_dem[] = "in_dem";
static char __pyx_k_isfile[] = "isfile";
static char __pyx_k_n_cols[] = "n_cols";
static char __pyx_k_n_rows[] = "n_rows";
static char __pyx_k_name_2[] = "__name__";
static char __pyx_k_remove[] = "remove";
static char __pyx_k_rmtree[] = "rmtree";
static char __pyx_k_shutil[] = "shutil";
static char __pyx_k_struct[] = "struct";
static char __pyx_k_suffix[] = "suffix";
static char __pyx_k_unpack[] = "unpack";
static char __pyx_k_x_left[] = "x_left";
static char __pyx_k_xrange[] = "xrange";
static char __pyx_k_Dataset[] = "Dataset";
static char __pyx_k_Feature[] = "Feature";
static char __pyx_k_GetType[] = "GetType";
static char __pyx_k_OFTReal[] = "OFTReal";
static char __pyx_k_OSError[] = "OSError";
static char __pyx_k_aoi_uri[] = "aoi_uri";
static char __pyx_k_buf_obj[] = "buf_obj";
static char __pyx_k_dataset[] = "dataset";
static char __pyx_k_dem_uri[] = "dem_uri";
static char __pyx_k_dirname[] = "dirname";
static char __pyx_k_e_0_col[] = "e_0_col";
static char __pyx_k_e_0_row[] = "e_0_row";
static char __pyx_k_e_1_col[] = "e_1_col";
static char __pyx_k_e_1_row[] = "e_1_row";
static char __pyx_k_e_2_col[] = "e_2_col";
static char __pyx_k_e_2_row[] = "e_2_row";
static char __pyx_k_float32[] = "float32";
static char __pyx_k_float64[] = "float64";
static char __pyx_k_fortran[] = "fortran";
static char __pyx_k_logging[] = "logging";
static char __pyx_k_memview[] = "memview";
static char __pyx_k_min_col[] = "min_col";
static char __pyx_k_min_row[] = "min_row";
static char __pyx_k_mkdtemp[] = "mkdtemp";
static char __pyx_k_n_added[] = "n_added";
static char __pyx_k_nearest[] = "nearest";
static char __pyx_k_nonzero[] = "nonzero";
static char __pyx_k_reshape[] = "reshape";
static char __pyx_k_x_index[] = "x_index";
static char __pyx_k_x_right[] = "x_right";
static char __pyx_k_y_index[] = "y_index";
static char __pyx_k_AddPoint[] = "AddPoint";
static char __pyx_k_Ellipsis[] = "Ellipsis";
static char __pyx_k_GDT_Byte[] = "GDT_Byte";
static char __pyx_k_Geometry[] = "Geometry";
static char __pyx_k_GetField[] = "GetField";
static char __pyx_k_GetLayer[] = "GetLayer";
static char __pyx_k_GetPoint[] = "GetPoint";
static char __pyx_k_SetField[] = "SetField";
static char __pyx_k_SetWidth[] = "SetWidth";
static char __pyx_k_dem_band[] = "dem_band";
static char __pyx_k_end_time[] = "end_time";
static char __pyx_k_flux_uri[] = "flux_uri";
static char __pyx_k_itemsize[] = "itemsize";
static char __pyx_k_loss_uri[] = "loss_uri";
static char __pyx_k_tempfile[] = "tempfile";
static char __pyx_k_wkbPoint[] = "wkbPoint";
static char __pyx_k_x_center[] = "x_center";
static char __pyx_k_y_bottom[] = "y_bottom";
static char __pyx_k_y_center[] = "y_center";
static char __pyx_k_FieldDefn[] = "FieldDefn";
static char __pyx_k_GA_Update[] = "GA_Update";
static char __pyx_k_GDT_Int32[] = "GDT_Int32";
static char __pyx_k_TypeError[] = "TypeError";
static char __pyx_k_band_list[] = "band_list";
static char __pyx_k_cell_size[] = "cell_size";
static char __pyx_k_col_index[] = "col_index";
static char __pyx_k_dem_array[] = "dem_array";
static char __pyx_k_dem_block[] = "dem_block";
static char __pyx_k_e_1_label[] = "e_1_label";
static char __pyx_k_e_2_label[] = "e_2_label";
static char __pyx_k_enumerate[] = "enumerate";
static char __pyx_k_exception[] = "exception";
static char __pyx_k_factor_ds[] = "factor_ds";
static char __pyx_k_fill_pits[] = "fill_pits";
static char __pyx_k_flow_band[] = "flow_band";
static char __pyx_k_getLogger[] = "getLogger";
static char __pyx_k_last_time[] = "last_time";
static char __pyx_k_low_edges[] = "low_edges";
static char __pyx_k_max_index[] = "max_index";
static char __pyx_k_min_index[] = "min_index";
static char __pyx_k_out_block[] = "out_block";
static char __pyx_k_outlet_ds[] = "outlet_ds";
static char __pyx_k_output_sr[] = "output_sr";
static char __pyx_k_pit_count[] = "pit_count";
static char __pyx_k_row_index[] = "row_index";
static char __pyx_k_slope_max[] = "slope_max";
static char __pyx_k_step_size[] = "step_size";
static char __pyx_k_stream_ds[] = "stream_ds";
static char __pyx_k_win_xsize[] = "win_xsize";
static char __pyx_k_win_ysize[] = "win_ysize";
static char __pyx_k_FlushCache[] = "FlushCache";
static char __pyx_k_GetFeature[] = "GetFeature";
static char __pyx_k_IndexError[] = "IndexError";
static char __pyx_k_OFTInteger[] = "OFTInteger";
static char __pyx_k_Polygonize[] = "Polygonize";
static char __pyx_k_SetFeature[] = "SetFeature";
static char __pyx_k_ValueError[] = "ValueError";
static char __pyx_k_WriteArray[] = "WriteArray";
static char __pyx_k_block_list[] = "block_list";
static char __pyx_k_col_offset[] = "col_offset";
static char __pyx_k_dem_nodata[] = "dem_nodata";
static char __pyx_k_dem_out_ds[] = "dem_out_ds";
static char __pyx_k_effect_uri[] = "effect_uri";
static char __pyx_k_factor_uri[] = "factor_uri";
static char __pyx_k_feature_id[] = "feature_id";
static char __pyx_k_field_defn[] = "field_defn";
static char __pyx_k_field_type[] = "field_type";
static char __pyx_k_fill_value[] = "fill_value";
static char __pyx_k_flat_index[] = "flat_index";
static char __pyx_k_flow_block[] = "flow_block";
static char __pyx_k_global_col[] = "global_col";
static char __pyx_k_global_row[] = "global_row";
static char __pyx_k_high_edges[] = "high_edges";
static char __pyx_k_label_band[] = "label_band";
static char __pyx_k_labels_uri[] = "labels_uri";
static char __pyx_k_offset_col[] = "offset_col";
static char __pyx_k_offset_row[] = "offset_row";
static char __pyx_k_pixel_valu[] = "pixel_valu";
static char __pyx_k_pyx_vtable[] = "__pyx_vtable__";
static char __pyx_k_route_flux[] = "route_flux";
static char __pyx_k_row_offset[] = "row_offset";
static char __pyx_k_source_uri[] = "source_uri";
static char __pyx_k_start_time[] = "start_time";
static char __pyx_k_stream_uri[] = "stream_uri";
static char __pyx_k_wkbPolygon[] = "wkbPolygon";
static char __pyx_k_work_stack[] = "work_stack";
static char __pyx_k_CreateField[] = "CreateField";
static char __pyx_k_CreateLayer[] = "CreateLayer";
static char __pyx_k_DeleteField[] = "DeleteField";
static char __pyx_k_GA_ReadOnly[] = "GA_ReadOnly";
static char __pyx_k_GDT_Float32[] = "GDT_Float32";
static char __pyx_k_MemoryError[] = "MemoryError";
static char __pyx_k_RasterXSize[] = "RasterXSize";
static char __pyx_k_RasterYSize[] = "RasterYSize";
static char __pyx_k_ReadAsArray[] = "ReadAsArray";
static char __pyx_k_SetGeometry[] = "SetGeometry";
static char __pyx_k_block_cache[] = "block_cache";
static char __pyx_k_cache_dirty[] = "cache_dirty";
static char __pyx_k_col_indexes[] = "col_indexes";
static char __pyx_k_col_offsets[] = "col_offsets";
static char __pyx_k_collections[] = "collections";
static char __pyx_k_dataset_uri[] = "dataset_uri";
static char __pyx_k_dem_out_uri[] = "dem_out_uri";
static char __pyx_k_distance_ds[] = "distance_ds";
static char __pyx_k_e_0_offsets[] = "e_0_offsets";
static char __pyx_k_e_1_offsets[] = "e_1_offsets";
static char __pyx_k_e_2_offsets[] = "e_2_offsets";
static char __pyx_k_effect_band[] = "effect_band";
static char __pyx_k_facet_index[] = "facet_index";
static char __pyx_k_factor_band[] = "factor_band";
static char __pyx_k_feature_def[] = "feature_def";
static char __pyx_k_flow_nodata[] = "flow_nodata";
static char __pyx_k_label_block[] = "label_block";
static char __pyx_k_n_neighbors[] = "n_neighbors";
static char __pyx_k_nodata_flow[] = "nodata_flow";
static char __pyx_k_outlet_defn[] = "outlet_defn";
static char __pyx_k_pixel_value[] = "pixel_value";
static char __pyx_k_row_indexes[] = "row_indexes";
static char __pyx_k_row_offsets[] = "row_offsets";
static char __pyx_k_serviceshed[] = "serviceshed";
static char __pyx_k_stream_band[] = "stream_band";
static char __pyx_k_update_list[] = "update_list";
static char __pyx_k_visit_stack[] = "visit_stack";
static char __pyx_k_8CONNECTED_8[] = "8CONNECTED=8";
static char __pyx_k_GetBlockSize[] = "GetBlockSize";
static char __pyx_k_GetFieldDefn[] = "GetFieldDefn";
static char __pyx_k_GetLayerDefn[] = "GetLayerDefn";
static char __pyx_k_RuntimeError[] = "RuntimeError";
static char __pyx_k_current_flow[] = "current_flow";
static char __pyx_k_current_time[] = "current_time";
static char __pyx_k_dem_out_band[] = "dem_out_band";
static char __pyx_k_distance_uri[] = "distance_uri";
static char __pyx_k_effect_block[] = "effect_block";
static char __pyx_k_factor_block[] = "factor_block";
static char __pyx_k_flat_mask_ds[] = "flat_mask_ds";
static char __pyx_k_geotransform[] = "geotransform";
static char __pyx_k_intersection[] = "intersection";
static char __pyx_k_label_nodata[] = "label_nodata";
static char __pyx_k_n_block_cols[] = "n_block_cols";
static char __pyx_k_n_block_rows[] = "n_block_rows";
static char __pyx_k_neighbor_col[] = "neighbor_col";
static char __pyx_k_neighbor_row[] = "neighbor_row";
static char __pyx_k_nodata_value[] = "nodata_value";
static char __pyx_k_outlet_layer[] = "outlet_layer";
static char __pyx_k_stream_block[] = "stream_block";
static char __pyx_k_swig_destroy[] = "__swig_destroy__";
static char __pyx_k_CreateFeature[] = "CreateFeature";
static char __pyx_k_GetFieldCount[] = "GetFieldCount";
static char __pyx_k_GetProjection[] = "GetProjection";
static char __pyx_k_GetRasterBand[] = "GetRasterBand";
static char __pyx_k_ImportFromWkt[] = "ImportFromWkt";
static char __pyx_k_cur_dem_value[] = "cur_dem_value";
static char __pyx_k_current_index[] = "current_index";
static char __pyx_k_current_label[] = "current_label";
static char __pyx_k_dem_out_array[] = "dem_out_array";
static char __pyx_k_distance_band[] = "distance_band";
static char __pyx_k_e_0_col_index[] = "e_0_col_index";
static char __pyx_k_e_0_row_index[] = "e_0_row_index";
static char __pyx_k_e_1_col_index[] = "e_1_col_index";
static char __pyx_k_e_1_row_index[] = "e_1_row_index";
static char __pyx_k_e_2_col_index[] = "e_2_col_index";
static char __pyx_k_e_2_row_index[] = "e_2_row_index";
static char __pyx_k_effect_nodata[] = "effect_nodata";
static char __pyx_k_factor_exists[] = "factor_exists";
static char __pyx_k_flat_mask_uri[] = "flat_mask_uri";
static char __pyx_k_geoprocessing[] = "geoprocessing";
static char __pyx_k_in_source_uri[] = "in_source_uri";
static char __pyx_k_it_flows_here[] = "it_flows_here";
static char __pyx_k_label_dataset[] = "label_dataset";
static char __pyx_k_min_dem_value[] = "min_dem_value";
static char __pyx_k_n_points_left[] = "n_points_left";
static char __pyx_k_output_driver[] = "output_driver";
static char __pyx_k_point_feature[] = "point_feature";
static char __pyx_k_process_queue[] = "process_queue";
static char __pyx_k_pyx_getbuffer[] = "__pyx_getbuffer";
static char __pyx_k_resolve_flats[] = "resolve_flats";
static char __pyx_k_snap_distance[] = "snap_distance";
static char __pyx_k_stream_nodata[] = "stream_nodata";
static char __pyx_k_stream_window[] = "stream_window";
static char __pyx_k_ESRI_Shapefile[] = "ESRI Shapefile";
static char __pyx_k_GetDescription[] = "GetDescription";
static char __pyx_k_GetGeometryRef[] = "GetGeometryRef";
static char __pyx_k_GetNoDataValue[] = "GetNoDataValue";
static char __pyx_k_block_col_size[] = "block_col_size";
static char __pyx_k_block_row_size[] = "block_row_size";
static char __pyx_k_cells_in_queue[] = "cells_in_queue";
static char __pyx_k_current_stream[] = "current_stream";
static char __pyx_k_distance_array[] = "distance_array";
static char __pyx_k_distance_block[] = "distance_block";
static char __pyx_k_drain_off_edge[] = "drain_off_edge";
static char __pyx_k_effect_dataset[] = "effect_dataset";
static char __pyx_k_flat_mask_band[] = "flat_mask_band";
static char __pyx_k_flow_direction[] = "flow_direction";
static char __pyx_k_include_source[] = "include_source";
static char __pyx_k_inflow_offsets[] = "inflow_offsets";
static char __pyx_k_labeling_flats[] = "labeling flats";
static char __pyx_k_neighbor_index[] = "neighbor_index";
static char __pyx_k_out_pixel_size[] = "out_pixel_size";
static char __pyx_k_outflow_weight[] = "outflow_weight";
static char __pyx_k_point_geometry[] = "point_geometry";
static char __pyx_k_projection_wkt[] = "projection_wkt";
static char __pyx_k_pushed_current[] = "pushed_current";
static char __pyx_k_watershed_band[] = "watershed_band";
static char __pyx_k_GetDriverByName[] = "GetDriverByName";
static char __pyx_k_GetFeatureCount[] = "GetFeatureCount";
static char __pyx_k_GetGeoTransform[] = "GetGeoTransform";
static char __pyx_k_absorption_mode[] = "absorption_mode";
static char __pyx_k_allocate_buffer[] = "allocate_buffer";
static char __pyx_k_direction_index[] = "direction_index";
static char __pyx_k_distance_nodata[] = "distance_nodata";
static char __pyx_k_dtype_is_object[] = "dtype_is_object";
static char __pyx_k_export_rate_uri[] = "export_rate_uri";
static char __pyx_k_flat_mask_block[] = "flat_mask_block";
static char __pyx_k_percent_to_sink[] = "percent_to_sink";
static char __pyx_k_sink_pixels_uri[] = "sink_pixels_uri";
static char __pyx_k_source_and_flux[] = "source_and_flux";
static char __pyx_k_temp_target_dir[] = "temp_target_dir";
static char __pyx_k_watershed_block[] = "watershed_block";
static char __pyx_k_watershed_layer[] = "watershed_layer";
static char __pyx_k_CreateDataSource[] = "CreateDataSource";
static char __pyx_k_SpatialReference[] = "SpatialReference";
static char __pyx_k_cleanup_uri_list[] = "cleanup_uri_list";
static char __pyx_k_col_block_offset[] = "col_block_offset";
static char __pyx_k_current_distance[] = "current_distance";
static char __pyx_k_diagonal_offsets[] = "diagonal_offsets";
static char __pyx_k_downstream_index[] = "downstream_index";
static char __pyx_k_export_rate_band[] = "export_rate_band";
static char __pyx_k_global_block_col[] = "global_block_col";
static char __pyx_k_global_block_row[] = "global_block_row";
static char __pyx_k_raw_nodata_value[] = "raw_nodata_value";
static char __pyx_k_row_block_offset[] = "row_block_offset";
static char __pyx_k_sink_pixels_band[] = "sink_pixels_band";
static char __pyx_k_watershed_nodata[] = "watershed_nodata";
static char __pyx_k_angle_to_neighbor[] = "angle_to_neighbor";
static char __pyx_k_export_rate_block[] = "export_rate_block";
static char __pyx_k_in_flow_direction[] = "in_flow_direction";
static char __pyx_k_neighbor_distance[] = "neighbor_distance";
static char __pyx_k_original_distance[] = "original_distance";
static char __pyx_k_outflow_direction[] = "outflow_direction";
static char __pyx_k_outlet_cell_deque[] = "outlet_cell_deque";
static char __pyx_k_processed_cell_ds[] = "processed_cell_ds";
static char __pyx_k_sink_pixels_block[] = "sink_pixels_block";
static char __pyx_k_update_downstream[] = "update_downstream";
static char __pyx_k_watershed_dataset[] = "watershed_dataset";
static char __pyx_k_watershed_feature[] = "watershed_feature";
static char __pyx_k_watershed_out_uri[] = "watershed_out_uri";
static char __pyx_k_align_dataset_list[] = "align_dataset_list";
static char __pyx_k_create_directories[] = "create_directories";
static char __pyx_k_distance_to_stream[] = "distance_to_stream";
static char __pyx_k_export_rate_nodata[] = "export_rate_nodata";
static char __pyx_k_flow_direction_inf[] = "flow_direction_inf";
static char __pyx_k_flow_direction_uri[] = "flow_direction_uri";
static char __pyx_k_neighbor_col_index[] = "neighbor_col_index";
static char __pyx_k_neighbor_dem_value[] = "neighbor_dem_value";
static char __pyx_k_neighbor_direction[] = "neighbor_direction";
static char __pyx_k_neighbor_row_index[] = "neighbor_row_index";
static char __pyx_k_outflow_weights_ds[] = "outflow_weights_ds";
static char __pyx_k_processed_cell_tif[] = "processed_cell.tif";
static char __pyx_k_processed_cell_uri[] = "processed_cell_uri";
static char __pyx_k_sink_pixels_nodata[] = "sink_pixels_nodata";
static char __pyx_k_strided_and_direct[] = "<strided and direct>";
static char __pyx_k_temporary_filename[] = "temporary_filename";
static char __pyx_k_watershed_mask_uri[] = "watershed_mask_uri";
static char __pyx_k_There_were_no_flats[] = "There were no flats";
static char __pyx_k_absorption_rate_uri[] = "absorption_rate_uri";
static char __pyx_k_added_feature_index[] = "added_feature_index";
static char __pyx_k_delineate_watershed[] = "delineate_watershed";
static char __pyx_k_downstream_distance[] = "downstream_distance";
static char __pyx_k_export_rate_dataset[] = "export_rate_dataset";
static char __pyx_k_flow_direction_band[] = "flow_direction_band";
static char __pyx_k_get_nodata_from_uri[] = "get_nodata_from_uri";
static char __pyx_k_n_global_block_cols[] = "n_global_block_cols";
static char __pyx_k_n_global_block_rows[] = "n_global_block_rows";
static char __pyx_k_neighbor_flat_index[] = "neighbor_flat_index";
static char __pyx_k_outflow_weights_uri[] = "outflow_weights_uri";
static char __pyx_k_processed_cell_band[] = "processed_cell_band";
static char __pyx_k_sink_pixels_dataset[] = "sink_pixels_dataset";
static char __pyx_k_cell_travel_distance[] = "cell_travel_distance";
static char __pyx_k_e_0_col_block_offset[] = "e_0_col_block_offset";
static char __pyx_k_e_0_row_block_offset[] = "e_0_row_block_offset";
static char __pyx_k_e_1_col_block_offset[] = "e_1_col_block_offset";
static char __pyx_k_e_1_row_block_offset[] = "e_1_row_block_offset";
static char __pyx_k_e_2_col_block_offset[] = "e_2_col_block_offset";
static char __pyx_k_e_2_row_block_offset[] = "e_2_row_block_offset";
static char __pyx_k_flow_direction_block[] = "flow_direction_block";
static char __pyx_k_get_row_col_from_uri[] = "get_row_col_from_uri";
static char __pyx_k_new_raster_from_base[] = "new_raster_from_base";
static char __pyx_k_outflow_direction_ds[] = "outflow_direction_ds";
static char __pyx_k_outflow_weights_band[] = "outflow_weights_band";
static char __pyx_k_outlet_shapefile_uri[] = "outlet_shapefile_uri";
static char __pyx_k_processed_cell_block[] = "processed_cell_block";
static char __pyx_k_strided_and_indirect[] = "<strided and indirect>";
static char __pyx_k_watershed_datasource[] = "watershed_datasource";
static char __pyx_k_contiguous_and_direct[] = "<contiguous and direct>";
static char __pyx_k_downstream_calculated[] = "downstream_calculated";
static char __pyx_k_flow_direction_nodata[] = "flow_direction_nodata";
static char __pyx_k_outflow_direction_uri[] = "outflow_direction_uri";
static char __pyx_k_outflow_weights_block[] = "outflow_weights_block";
static char __pyx_k_processed_cell_nodata[] = "processed_cell_nodata";
static char __pyx_k_snapped_outlet_points[] = "snapped_outlet_points";
static char __pyx_k_snapped_point_feature[] = "snapped_point_feature";
static char __pyx_k_workingwatersheds_shp[] = "workingwatersheds.shp";
static char __pyx_k_MemoryView_of_r_object[] = "<MemoryView of %r object>";
static char __pyx_k_calculate_flow_weights[] = "calculate_flow_weights";
static char __pyx_k_draining_towards_lower[] = "draining towards lower";
static char __pyx_k_find_sinks_1f_complete[] = "find_sinks %.1f%% complete";
static char __pyx_k_flat_edges_1f_complete[] = "flat_edges %.1f%% complete";
static char __pyx_k_flow_angle_to_neighbor[] = "flow_angle_to_neighbor";
static char __pyx_k_flow_direction_dataset[] = "flow_direction_dataset";
static char __pyx_k_get_cell_size_from_uri[] = "get_cell_size_from_uri";
static char __pyx_k_in_absorption_rate_uri[] = "in_absorption_rate_uri";
static char __pyx_k_original_feature_count[] = "original_feature_count";
static char __pyx_k_outflow_direction_band[] = "outflow_direction_band";
static char __pyx_k_outflow_weights_nodata[] = "outflow_weights_nodata";
static char __pyx_k_MemoryView_of_r_at_0x_x[] = "<MemoryView of %r at 0x%x>";
static char __pyx_k_contiguous_and_indirect[] = "<contiguous and indirect>";
static char __pyx_k_label_flats_1f_complete[] = "label_flats %.1f%% complete";
static char __pyx_k_neighbor_outflow_weight[] = "neighbor_outflow_weight";
static char __pyx_k_outflow_direction_block[] = "outflow_direction_block";
static char __pyx_k_outflow_weights_dataset[] = "outflow_weights_dataset";
static char __pyx_k_working_watershed_layer[] = "working_watershed_layer";
static char __pyx_k_Cannot_index_with_type_s[] = "Cannot index with type '%s'";
static char __pyx_k_flow_direction_max_slope[] = "flow_direction_max_slope";
static char __pyx_k_getbuffer_obj_view_flags[] = "getbuffer(obj, view, flags)";
static char __pyx_k_neighbor_direction_index[] = "neighbor_direction_index";
static char __pyx_k_new_raster_from_base_uri[] = "new_raster_from_base_uri";
static char __pyx_k_outflow_direction_nodata[] = "outflow_direction_nodata";
static char __pyx_k_working_watershed_vector[] = "working_watershed_vector";
static char __pyx_k_Dimension_d_is_not_direct[] = "Dimension %d is not direct";
static char __pyx_k_Invalid_shape_in_axis_d_d[] = "Invalid shape in axis %d: %d.";
static char __pyx_k_assert_datasets_projected[] = "assert_datasets_projected";
static char __pyx_k_draining_away_from_higher[] = "draining away from higher";
static char __pyx_k_neighbor_col_block_offset[] = "neighbor_col_block_offset";
static char __pyx_k_neighbor_row_block_offset[] = "neighbor_row_block_offset";
static char __pyx_k_outflow_direction_dataset[] = "outflow_direction_dataset";
static char __pyx_k_snapped_outlet_points_uri[] = "snapped_outlet_points_uri";
static char __pyx_k_Index_out_of_bounds_axis_d[] = "Index out of bounds (axis %d)";
static char __pyx_k_Not_all_flats_have_outlets[] = "Not all flats have outlets";
static char __pyx_k_calculate_raster_stats_uri[] = "calculate_raster_stats_uri";
static char __pyx_k_neighbor_outflow_direction[] = "neighbor_outflow_direction";
static char __pyx_k_Step_may_not_be_zero_axis_d[] = "Step may not be zero (axis %d)";
static char __pyx_k_calculating_percent_to_sink[] = "calculating percent to sink";
static char __pyx_k_itemsize_0_for_cython_array[] = "itemsize <= 0 for cython.array";
static char __pyx_k_ndarray_is_not_C_contiguous[] = "ndarray is not C contiguous";
static char __pyx_k_snapped_outlet_points_layer[] = "snapped_outlet_points_layer";
static char __pyx_k_There_were_undrainable_flats[] = "There were undrainable flats";
static char __pyx_k_unable_to_allocate_array_data[] = "unable to allocate array data.";
static char __pyx_k_flow_direction_inf_1f_complete[] = "flow_direction_inf %.1f%% complete";
static char __pyx_k_strided_and_direct_or_indirect[] = "<strided and direct or indirect>";
static char __pyx_k_toward_lower_work_queue_size_d[] = "toward_lower work queue size: %d";
static char __pyx_k_Nodata_value_not_set_defaulting[] = "Nodata value not set, defaulting to -9999.9";
static char __pyx_k_a_band_was_passed_in_that_has_a[] = "a band was passed in that has a different dimension thanthe memory block was specified as";
static char __pyx_k_find_outlet_percent_complete_2f[] = "find outlet percent complete = %.2f, outlet_deque size = %d";
static char __pyx_k_lengths_of_band_list_block_list[] = "lengths of band_list, block_list, update_list should be equal. instead they are %s";
static char __pyx_k_no_flow_direction_found_for_s_s[] = "no flow direction found for %s %s";
static char __pyx_k_pygeoprocessing_routing_routing[] = "pygeoprocessing.routing.routing_core";
static char __pyx_k_unknown_dtype_code_in_numpy_pxd[] = "unknown dtype code in numpy.pxd (%d)";
static char __pyx_k_All_dimensions_preceding_dimensi[] = "All dimensions preceding dimension %d must be indexed and not sliced";
static char __pyx_k_Buffer_view_does_not_expose_stri[] = "Buffer view does not expose strides";
static char __pyx_k_C_Users_rpsharp_Documents_bitbuc[] = "C:\\Users\\rpsharp\\Documents\\bitbucket_repos\\pygeoprocessing-local\\src\\pygeoprocessing\\routing\\routing_core.pyx";
static char __pyx_k_Can_only_create_a_buffer_that_is[] = "Can only create a buffer that is contiguous in memory.";
static char __pyx_k_Cannot_transpose_memoryview_with[] = "Cannot transpose memoryview with indirect dimensions";
static char __pyx_k_Done_calculating_percent_to_sink[] = "Done calculating percent to sink elapsed time %ss";
static char __pyx_k_Empty_shape_tuple_for_cython_arr[] = "Empty shape tuple for cython.array";
static char __pyx_k_Encountered_a_point_that_was_out[] = "Encountered a point that was outside the bounds of the DEM %s";
static char __pyx_k_Format_string_allocated_too_shor[] = "Format string allocated too short, see comment in numpy.pxd";
static char __pyx_k_Indirect_dimensions_not_supporte[] = "Indirect dimensions not supported";
static char __pyx_k_Invalid_mode_expected_c_or_fortr[] = "Invalid mode, expected 'c' or 'fortran', got %s";
static char __pyx_k_Non_native_byte_order_not_suppor[] = "Non-native byte order not supported";
static char __pyx_k_Out_of_bounds_on_buffer_access_a[] = "Out of bounds on buffer access (axis %d)";
static char __pyx_k_Unable_to_convert_item_to_object[] = "Unable to convert item to object";
static char __pyx_k_a_band_in_BlockCache_is_not_memo[] = "a band in BlockCache is not memory blocked, this might make the runtime slow for other algorithms. %s";
static char __pyx_k_away_from_higher_work_queue_size[] = "away_from_higher, work queue size: %d complete";
static char __pyx_k_calculate_flow_weights_1f_comple[] = "calculate_flow_weights %.1f%% complete";
static char __pyx_k_calculate_transport_cells_to_pro[] = "calculate transport cells_to_process.size() = %d";
static char __pyx_k_couldn_t_remove_s_because_it_s_s[] = "couldn't remove %s because it's still open";
static char __pyx_k_flow_direction_inf_masked_flow_d[] = "flow_direction_inf_masked_flow_dirs";
static char __pyx_k_got_differing_extents_in_dimensi[] = "got differing extents in dimension %d (got %d and %d)";
static char __pyx_k_ndarray_is_not_Fortran_contiguou[] = "ndarray is not Fortran contiguous";
static char __pyx_k_snapped_outlet_points_datasource[] = "snapped_outlet_points_datasource";
static char __pyx_k_unable_to_allocate_shape_and_str[] = "unable to allocate shape and strides.";
static char __pyx_k_visit_stack_on_stream_distance_s[] = "visit_stack on stream distance size: %d ";
static char __pyx_k_work_stack_size_d_n_outlet_point[] = "work_stack_size=%d, n_outlet_points_left=%d";
static char __pyx_k_Format_string_allocated_too_shor_2[] = "Format string allocated too short.";
static PyObject *__pyx_kp_s_8CONNECTED_8;
static PyObject *__pyx_n_s_ASCII;
static PyObject *__pyx_n_s_AddPoint;
static PyObject *__pyx_kp_s_Buffer_view_does_not_expose_stri;
static PyObject *__pyx_kp_s_C_Users_rpsharp_Documents_bitbuc;
static PyObject *__pyx_kp_s_Can_only_create_a_buffer_that_is;
static PyObject *__pyx_kp_s_Cannot_index_with_type_s;
static PyObject *__pyx_n_s_CreateDataSource;
static PyObject *__pyx_n_s_CreateFeature;
static PyObject *__pyx_n_s_CreateField;
static PyObject *__pyx_n_s_CreateLayer;
static PyObject *__pyx_n_s_Dataset;
static PyObject *__pyx_n_s_DeleteField;
static PyObject *__pyx_kp_s_Done_calculating_percent_to_sink;
static PyObject *__pyx_kp_s_ESRI_Shapefile;
static PyObject *__pyx_n_s_Ellipsis;
static PyObject *__pyx_kp_s_Empty_shape_tuple_for_cython_arr;
static PyObject *__pyx_kp_s_Encountered_a_point_that_was_out;
static PyObject *__pyx_n_s_Feature;
static PyObject *__pyx_n_s_FieldDefn;
static PyObject *__pyx_n_s_Fill;
static PyObject *__pyx_n_s_FlushCache;
static PyObject *__pyx_kp_u_Format_string_allocated_too_shor;
static PyObject *__pyx_kp_u_Format_string_allocated_too_shor_2;
static PyObject *__pyx_n_s_GA_ReadOnly;
static PyObject *__pyx_n_s_GA_Update;
static PyObject *__pyx_n_s_GDT_Byte;
static PyObject *__pyx_n_s_GDT_Float32;
static PyObject *__pyx_n_s_GDT_Int32;
static PyObject *__pyx_n_s_GTiff;
static PyObject *__pyx_n_s_Geometry;
static PyObject *__pyx_n_s_GetBlockSize;
static PyObject *__pyx_n_s_GetDescription;
static PyObject *__pyx_n_s_GetDriverByName;
static PyObject *__pyx_n_s_GetFeature;
static PyObject *__pyx_n_s_GetFeatureCount;
static PyObject *__pyx_n_s_GetField;
static PyObject *__pyx_n_s_GetFieldCount;
static PyObject *__pyx_n_s_GetFieldDefn;
static PyObject *__pyx_n_s_GetGeoTransform;
static PyObject *__pyx_n_s_GetGeometryRef;
static PyObject *__pyx_n_s_GetLayer;
static PyObject *__pyx_n_s_GetLayerDefn;
static PyObject *__pyx_n_s_GetNoDataValue;
static PyObject *__pyx_n_s_GetPoint;
static PyObject *__pyx_n_s_GetProjection;
static PyObject *__pyx_n_s_GetRasterBand;
static PyObject *__pyx_n_s_GetType;
static PyObject *__pyx_n_s_INF;
static PyObject *__pyx_n_s_ImportFromWkt;
static PyObject *__pyx_n_s_IndexError;
static PyObject *__pyx_kp_s_Indirect_dimensions_not_supporte;
static PyObject *__pyx_kp_s_Invalid_mode_expected_c_or_fortr;
static PyObject *__pyx_kp_s_Invalid_shape_in_axis_d_d;
static PyObject *__pyx_n_s_LOGGER;
static PyObject *__pyx_n_s_MemoryError;
static PyObject *__pyx_kp_s_MemoryView_of_r_at_0x_x;
static PyObject *__pyx_kp_s_MemoryView_of_r_object;
static PyObject *__pyx_kp_s_Nodata_value_not_set_defaulting;
static PyObject *__pyx_kp_u_Non_native_byte_order_not_suppor;
static PyObject *__pyx_kp_s_Not_all_flats_have_outlets;
static PyObject *__pyx_n_b_O;
static PyObject *__pyx_n_s_OFTInteger;
static PyObject *__pyx_n_s_OFTReal;
static PyObject *__pyx_n_s_OSError;
static PyObject *__pyx_n_s_Open;
static PyObject *__pyx_kp_s_Out_of_bounds_on_buffer_access_a;
static PyObject *__pyx_n_s_Polygonize;
static PyObject *__pyx_n_s_RasterXSize;
static PyObject *__pyx_n_s_RasterYSize;
static PyObject *__pyx_n_s_ReadAsArray;
static PyObject *__pyx_n_s_RuntimeError;
static PyObject *__pyx_n_s_SetFeature;
static PyObject *__pyx_n_s_SetField;
static PyObject *__pyx_n_s_SetGeometry;
static PyObject *__pyx_n_s_SetWidth;
static PyObject *__pyx_n_s_SpatialReference;
static PyObject *__pyx_kp_s_There_were_no_flats;
static PyObject *__pyx_kp_s_There_were_undrainable_flats;
static PyObject *__pyx_n_s_TypeError;
static PyObject *__pyx_kp_s_Unable_to_convert_item_to_object;
static PyObject *__pyx_n_s_ValueError;
static PyObject *__pyx_n_s_WriteArray;
static PyObject *__pyx_n_s_XSize;
static PyObject *__pyx_n_s_YSize;
static PyObject *__pyx_n_s__93;
static PyObject *__pyx_kp_s_a_band_in_BlockCache_is_not_memo;
static PyObject *__pyx_kp_s_a_band_was_passed_in_that_has_a;
static PyObject *__pyx_n_s_a_c;
static PyObject *__pyx_n_s_a_f;
static PyObject *__pyx_n_s_absorption_mode;
static PyObject *__pyx_n_s_absorption_rate_uri;
static PyObject *__pyx_n_s_added_feature_index;
static PyObject *__pyx_n_s_align_dataset_list;
static PyObject *__pyx_n_s_allocate_buffer;
static PyObject *__pyx_n_s_angle_to_neighbor;
static PyObject *__pyx_n_s_aoi_uri;
static PyObject *__pyx_n_s_argmin;
static PyObject *__pyx_n_s_assert_datasets_projected;
static PyObject *__pyx_kp_s_away_from_higher_work_queue_size;
static PyObject *__pyx_n_s_band_list;
static PyObject *__pyx_n_s_base;
static PyObject *__pyx_n_s_block_cache;
static PyObject *__pyx_n_s_block_col_size;
static PyObject *__pyx_n_s_block_list;
static PyObject *__pyx_n_s_block_row_size;
static PyObject *__pyx_n_s_buf_obj;
static PyObject *__pyx_n_s_byte;
static PyObject *__pyx_n_s_c;
static PyObject *__pyx_n_u_c;
static PyObject *__pyx_n_s_cache_dirty;
static PyObject *__pyx_n_s_calculate_flow_weights;
static PyObject *__pyx_kp_s_calculate_flow_weights_1f_comple;
static PyObject *__pyx_n_s_calculate_raster_stats_uri;
static PyObject *__pyx_kp_s_calculate_transport_cells_to_pro;
static PyObject *__pyx_kp_s_calculating_percent_to_sink;
static PyObject *__pyx_n_s_ceil;
static PyObject *__pyx_n_s_cell_size;
static PyObject *__pyx_n_s_cell_travel_distance;
static PyObject *__pyx_n_s_cells_in_queue;
static PyObject *__pyx_n_s_class;
static PyObject *__pyx_n_s_cleanup_uri_list;
static PyObject *__pyx_n_s_col_block_offset;
static PyObject *__pyx_n_s_col_index;
static PyObject *__pyx_n_s_col_indexes;
static PyObject *__pyx_n_s_col_offset;
static PyObject *__pyx_n_s_col_offsets;
static PyObject *__pyx_n_s_collections;
static PyObject *__pyx_kp_s_contiguous_and_direct;
static PyObject *__pyx_kp_s_contiguous_and_indirect;
static PyObject *__pyx_kp_s_couldn_t_remove_s_because_it_s_s;
static PyObject *__pyx_n_s_count;
static PyObject *__pyx_n_s_create_directories;
static PyObject *__pyx_n_s_cur_dem_value;
static PyObject *__pyx_n_s_current_distance;
static PyObject *__pyx_n_s_current_flow;
static PyObject *__pyx_n_s_current_index;
static PyObject *__pyx_n_s_current_label;
static PyObject *__pyx_n_s_current_stream;
static PyObject *__pyx_n_s_current_time;
static PyObject *__pyx_n_s_d_1;
static PyObject *__pyx_n_s_d_2;
static PyObject *__pyx_n_s_dataset;
static PyObject *__pyx_n_s_dataset_uri;
static PyObject *__pyx_n_s_delineate_watershed;
static PyObject *__pyx_n_s_dem_array;
static PyObject *__pyx_n_s_dem_band;
static PyObject *__pyx_n_s_dem_block;
static PyObject *__pyx_n_s_dem_ds;
static PyObject *__pyx_n_s_dem_nodata;
static PyObject *__pyx_n_s_dem_out_array;
static PyObject *__pyx_n_s_dem_out_band;
static PyObject *__pyx_n_s_dem_out_ds;
static PyObject *__pyx_n_s_dem_out_uri;
static PyObject *__pyx_n_s_dem_uri;
static PyObject *__pyx_n_s_diagonal_offsets;
static PyObject *__pyx_n_s_direction_index;
static PyObject *__pyx_n_s_dirname;
static PyObject *__pyx_n_s_distance_array;
static PyObject *__pyx_n_s_distance_band;
static PyObject *__pyx_n_s_distance_block;
static PyObject *__pyx_n_s_distance_ds;
static PyObject *__pyx_n_s_distance_nodata;
static PyObject *__pyx_n_s_distance_to_stream;
static PyObject *__pyx_n_s_distance_uri;
static PyObject *__pyx_n_s_downstream_calculated;
static PyObject *__pyx_n_s_downstream_distance;
static PyObject *__pyx_n_s_downstream_index;
static PyObject *__pyx_n_s_drain_off_edge;
static PyObject *__pyx_kp_s_draining_away_from_higher;
static PyObject *__pyx_kp_s_draining_towards_lower;
static PyObject *__pyx_n_s_ds_uri;
static PyObject *__pyx_n_s_dtype;
static PyObject *__pyx_n_s_dtype_is_object;
static PyObject *__pyx_n_s_e_0;
static PyObject *__pyx_n_s_e_0_col;
static PyObject *__pyx_n_s_e_0_col_block_offset;
static PyObject *__pyx_n_s_e_0_col_index;
static PyObject *__pyx_n_s_e_0_offsets;
static PyObject *__pyx_n_s_e_0_row;
static PyObject *__pyx_n_s_e_0_row_block_offset;
static PyObject *__pyx_n_s_e_0_row_index;
static PyObject *__pyx_n_s_e_1;
static PyObject *__pyx_n_s_e_1_col;
static PyObject *__pyx_n_s_e_1_col_block_offset;
static PyObject *__pyx_n_s_e_1_col_index;
static PyObject *__pyx_n_s_e_1_label;
static PyObject *__pyx_n_s_e_1_offsets;
static PyObject *__pyx_n_s_e_1_row;
static PyObject *__pyx_n_s_e_1_row_block_offset;
static PyObject *__pyx_n_s_e_1_row_index;
static PyObject *__pyx_n_s_e_2;
static PyObject *__pyx_n_s_e_2_col;
static PyObject *__pyx_n_s_e_2_col_block_offset;
static PyObject *__pyx_n_s_e_2_col_index;
static PyObject *__pyx_n_s_e_2_label;
static PyObject *__pyx_n_s_e_2_offsets;
static PyObject *__pyx_n_s_e_2_row;
static PyObject *__pyx_n_s_e_2_row_block_offset;
static PyObject *__pyx_n_s_e_2_row_index;
static PyObject *__pyx_n_s_effect_band;
static PyObject *__pyx_n_s_effect_block;
static PyObject *__pyx_n_s_effect_dataset;
static PyObject *__pyx_n_s_effect_nodata;
static PyObject *__pyx_n_s_effect_uri;
static PyObject *__pyx_n_s_empty;
static PyObject *__pyx_n_s_encode;
static PyObject *__pyx_n_s_end_time;
static PyObject *__pyx_n_s_enumerate;
static PyObject *__pyx_n_s_error;
static PyObject *__pyx_n_s_exception;
static PyObject *__pyx_n_s_export_rate_band;
static PyObject *__pyx_n_s_export_rate_block;
static PyObject *__pyx_n_s_export_rate_dataset;
static PyObject *__pyx_n_s_export_rate_nodata;
static PyObject *__pyx_n_s_export_rate_uri;
static PyObject *__pyx_n_s_facet_index;
static PyObject *__pyx_n_s_factor;
static PyObject *__pyx_n_s_factor_band;
static PyObject *__pyx_n_s_factor_block;
static PyObject *__pyx_n_s_factor_ds;
static PyObject *__pyx_n_s_factor_exists;
static PyObject *__pyx_n_s_factor_uri;
static PyObject *__pyx_n_s_feature_def;
static PyObject *__pyx_n_s_feature_id;
static PyObject *__pyx_n_s_field;
static PyObject *__pyx_n_s_field_defn;
static PyObject *__pyx_n_s_field_type;
static PyObject *__pyx_n_s_fill_pits;
static PyObject *__pyx_n_s_fill_value;
static PyObject *__pyx_kp_s_find_outlet_percent_complete_2f;
static PyObject *__pyx_kp_s_find_sinks_1f_complete;
static PyObject *__pyx_n_s_flags;
static PyObject *__pyx_kp_s_flat_edges_1f_complete;
static PyObject *__pyx_n_s_flat_index;
static PyObject *__pyx_n_s_flat_mask_band;
static PyObject *__pyx_n_s_flat_mask_block;
static PyObject *__pyx_n_s_flat_mask_ds;
static PyObject *__pyx_n_s_flat_mask_uri;
static PyObject *__pyx_n_s_float32;
static PyObject *__pyx_n_s_float64;
static PyObject *__pyx_n_s_flow_angle_to_neighbor;
static PyObject *__pyx_n_s_flow_band;
static PyObject *__pyx_n_s_flow_block;
static PyObject *__pyx_n_s_flow_direction;
static PyObject *__pyx_n_s_flow_direction_band;
static PyObject *__pyx_n_s_flow_direction_block;
static PyObject *__pyx_n_s_flow_direction_dataset;
static PyObject *__pyx_n_s_flow_direction_inf;
static PyObject *__pyx_kp_s_flow_direction_inf_1f_complete;
static PyObject *__pyx_n_s_flow_direction_inf_masked_flow_d;
static PyObject *__pyx_n_s_flow_direction_max_slope;
static PyObject *__pyx_n_s_flow_direction_nodata;
static PyObject *__pyx_n_s_flow_direction_uri;
static PyObject *__pyx_n_s_flow_nodata;
static PyObject *__pyx_n_s_flux_uri;
static PyObject *__pyx_n_s_format;
static PyObject *__pyx_n_s_fortran;
static PyObject *__pyx_n_u_fortran;
static PyObject *__pyx_n_s_found;
static PyObject *__pyx_n_s_gdal;
static PyObject *__pyx_n_s_geoprocessing;
static PyObject *__pyx_n_s_geotransform;
static PyObject *__pyx_n_s_getLogger;
static PyObject *__pyx_n_s_get_cell_size_from_uri;
static PyObject *__pyx_n_s_get_nodata_from_uri;
static PyObject *__pyx_n_s_get_row_col_from_uri;
static PyObject *__pyx_n_s_global_block_col;
static PyObject *__pyx_n_s_global_block_row;
static PyObject *__pyx_n_s_global_col;
static PyObject *__pyx_n_s_global_row;
static PyObject *__pyx_kp_s_got_differing_extents_in_dimensi;
static PyObject *__pyx_n_s_high_edges;
static PyObject *__pyx_n_s_id;
static PyObject *__pyx_n_s_import;
static PyObject *__pyx_n_s_in_absorption_rate_uri;
static PyObject *__pyx_n_s_in_dem;
static PyObject *__pyx_n_s_in_flow_direction;
static PyObject *__pyx_n_s_in_source_uri;
static PyObject *__pyx_n_s_include_source;
static PyObject *__pyx_n_s_index;
static PyObject *__pyx_n_s_inf;
static PyObject *__pyx_n_s_inflow_offsets;
static PyObject *__pyx_n_s_info;
static PyObject *__pyx_n_s_int32;
static PyObject *__pyx_n_s_int8;
static PyObject *__pyx_n_s_intersection;
static PyObject *__pyx_n_s_isfile;
static PyObject *__pyx_n_s_it_flows_here;
static PyObject *__pyx_n_s_itemsize;
static PyObject *__pyx_kp_s_itemsize_0_for_cython_array;
static PyObject *__pyx_n_s_join;
static PyObject *__pyx_n_s_label_band;
static PyObject *__pyx_n_s_label_block;
static PyObject *__pyx_n_s_label_dataset;
static PyObject *__pyx_kp_s_label_flats_1f_complete;
static PyObject *__pyx_n_s_label_nodata;
static PyObject *__pyx_kp_s_labeling_flats;
static PyObject *__pyx_n_s_labels_uri;
static PyObject *__pyx_n_s_last_time;
static PyObject *__pyx_n_s_layer;
static PyObject *__pyx_kp_s_lengths_of_band_list_block_list;
static PyObject *__pyx_n_s_logging;
static PyObject *__pyx_n_s_loss_uri;
static PyObject *__pyx_n_s_low_edges;
static PyObject *__pyx_n_s_main;
static PyObject *__pyx_n_s_max_index;
static PyObject *__pyx_n_s_max_r;
static PyObject *__pyx_n_s_memview;
static PyObject *__pyx_n_s_min_col;
static PyObject *__pyx_n_s_min_dem_value;
static PyObject *__pyx_n_s_min_index;
static PyObject *__pyx_n_s_min_row;
static PyObject *__pyx_n_s_mkdtemp;
static PyObject *__pyx_n_s_mode;
static PyObject *__pyx_n_s_n_added;
static PyObject *__pyx_n_s_n_block_cols;
static PyObject *__pyx_n_s_n_block_rows;
static PyObject *__pyx_n_s_n_cols;
static PyObject *__pyx_n_s_n_global_block_cols;
static PyObject *__pyx_n_s_n_global_block_rows;
static PyObject *__pyx_n_s_n_neighbors;
static PyObject *__pyx_n_s_n_points_left;
static PyObject *__pyx_n_s_n_rows;
static PyObject *__pyx_n_s_name;
static PyObject *__pyx_n_s_name_2;
static PyObject *__pyx_kp_u_ndarray_is_not_C_contiguous;
static PyObject *__pyx_kp_u_ndarray_is_not_Fortran_contiguou;
static PyObject *__pyx_n_s_ndim;
static PyObject *__pyx_n_s_nearest;
static PyObject *__pyx_n_s_neighbor_col;
static PyObject *__pyx_n_s_neighbor_col_block_offset;
static PyObject *__pyx_n_s_neighbor_col_index;
static PyObject *__pyx_n_s_neighbor_dem_value;
static PyObject *__pyx_n_s_neighbor_direction;
static PyObject *__pyx_n_s_neighbor_direction_index;
static PyObject *__pyx_n_s_neighbor_distance;
static PyObject *__pyx_n_s_neighbor_flat_index;
static PyObject *__pyx_n_s_neighbor_index;
static PyObject *__pyx_n_s_neighbor_outflow_direction;
static PyObject *__pyx_n_s_neighbor_outflow_weight;
static PyObject *__pyx_n_s_neighbor_row;
static PyObject *__pyx_n_s_neighbor_row_block_offset;
static PyObject *__pyx_n_s_neighbor_row_index;
static PyObject *__pyx_n_s_new_raster_from_base;
static PyObject *__pyx_n_s_new_raster_from_base_uri;
static PyObject *__pyx_kp_s_no_flow_direction_found_for_s_s;
static PyObject *__pyx_n_s_nodata_flow;
static PyObject *__pyx_n_s_nodata_value;
static PyObject *__pyx_n_s_nonzero;
static PyObject *__pyx_n_s_numpy;
static PyObject *__pyx_n_s_obj;
static PyObject *__pyx_n_s_offset_col;
static PyObject *__pyx_n_s_offset_row;
static PyObject *__pyx_n_s_ogr;
static PyObject *__pyx_n_s_original_distance;
static PyObject *__pyx_n_s_original_feature_count;
static PyObject *__pyx_n_s_os;
static PyObject *__pyx_n_s_osgeo;
static PyObject *__pyx_n_s_osr;
static PyObject *__pyx_n_s_out_block;
static PyObject *__pyx_n_s_out_pixel_size;
static PyObject *__pyx_n_s_outflow_direction;
static PyObject *__pyx_n_s_outflow_direction_band;
static PyObject *__pyx_n_s_outflow_direction_block;
static PyObject *__pyx_n_s_outflow_direction_dataset;
static PyObject *__pyx_n_s_outflow_direction_ds;
static PyObject *__pyx_n_s_outflow_direction_nodata;
static PyObject *__pyx_n_s_outflow_direction_uri;
static PyObject *__pyx_n_s_outflow_weight;
static PyObject *__pyx_n_s_outflow_weights_band;
static PyObject *__pyx_n_s_outflow_weights_block;
static PyObject *__pyx_n_s_outflow_weights_dataset;
static PyObject *__pyx_n_s_outflow_weights_ds;
static PyObject *__pyx_n_s_outflow_weights_nodata;
static PyObject *__pyx_n_s_outflow_weights_uri;
static PyObject *__pyx_n_s_outlet_cell_deque;
static PyObject *__pyx_n_s_outlet_defn;
static PyObject *__pyx_n_s_outlet_ds;
static PyObject *__pyx_n_s_outlet_layer;
static PyObject *__pyx_n_s_outlet_shapefile_uri;
static PyObject *__pyx_n_s_output_driver;
static PyObject *__pyx_n_s_output_sr;
static PyObject *__pyx_n_s_pack;
static PyObject *__pyx_n_s_path;
static PyObject *__pyx_n_s_percent_to_sink;
static PyObject *__pyx_n_s_pi;
static PyObject *__pyx_n_s_pit_count;
static PyObject *__pyx_n_s_pixel_valu;
static PyObject *__pyx_n_s_pixel_value;
static PyObject *__pyx_n_s_point;
static PyObject *__pyx_n_s_point_feature;
static PyObject *__pyx_n_s_point_geometry;
static PyObject *__pyx_n_s_process_queue;
static PyObject *__pyx_n_s_processed_cell_band;
static PyObject *__pyx_n_s_processed_cell_block;
static PyObject *__pyx_n_s_processed_cell_ds;
static PyObject *__pyx_n_s_processed_cell_nodata;
static PyObject *__pyx_kp_s_processed_cell_tif;
static PyObject *__pyx_n_s_processed_cell_uri;
static PyObject *__pyx_n_s_projection_wkt;
static PyObject *__pyx_n_s_pushed_current;
static PyObject *__pyx_kp_s_pygeoprocessing_routing_routing;
static PyObject *__pyx_n_s_pyx_getbuffer;
static PyObject *__pyx_n_s_pyx_vtable;
static PyObject *__pyx_n_s_range;
static PyObject *__pyx_n_s_raw_nodata_value;
static PyObject *__pyx_n_s_remove;
static PyObject *__pyx_n_s_reshape;
static PyObject *__pyx_n_s_resolve_flats;
static PyObject *__pyx_n_s_rmtree;
static PyObject *__pyx_n_s_route_flux;
static PyObject *__pyx_n_s_row_block_offset;
static PyObject *__pyx_n_s_row_index;
static PyObject *__pyx_n_s_row_indexes;
static PyObject *__pyx_n_s_row_offset;
static PyObject *__pyx_n_s_row_offsets;
static PyObject *__pyx_n_s_s_1;
static PyObject *__pyx_n_s_s_2;
static PyObject *__pyx_n_s_serviceshed;
static PyObject *__pyx_n_s_shape;
static PyObject *__pyx_n_s_shutil;
static PyObject *__pyx_n_s_sink_pixels_band;
static PyObject *__pyx_n_s_sink_pixels_block;
static PyObject *__pyx_n_s_sink_pixels_dataset;
static PyObject *__pyx_n_s_sink_pixels_nodata;
static PyObject *__pyx_n_s_sink_pixels_uri;
static PyObject *__pyx_n_s_size;
static PyObject *__pyx_n_s_slope;
static PyObject *__pyx_n_s_slope_max;
static PyObject *__pyx_n_s_snap_distance;
static PyObject *__pyx_n_s_snapped_outlet_points;
static PyObject *__pyx_n_s_snapped_outlet_points_datasource;
static PyObject *__pyx_n_s_snapped_outlet_points_layer;
static PyObject *__pyx_n_s_snapped_outlet_points_uri;
static PyObject *__pyx_n_s_snapped_point_feature;
static PyObject *__pyx_n_s_source_and_flux;
static PyObject *__pyx_n_s_source_uri;
static PyObject *__pyx_n_s_start;
static PyObject *__pyx_n_s_start_time;
static PyObject *__pyx_n_s_step;
static PyObject *__pyx_n_s_step_size;
static PyObject *__pyx_n_s_stop;
static PyObject *__pyx_n_s_stream_band;
static PyObject *__pyx_n_s_stream_block;
static PyObject *__pyx_n_s_stream_ds;
static PyObject *__pyx_n_s_stream_nodata;
static PyObject *__pyx_n_s_stream_uri;
static PyObject *__pyx_n_s_stream_window;
static PyObject *__pyx_kp_s_strided_and_direct;
static PyObject *__pyx_kp_s_strided_and_direct_or_indirect;
static PyObject *__pyx_kp_s_strided_and_indirect;
static PyObject *__pyx_n_s_struct;
static PyObject *__pyx_n_s_suffix;
static PyObject *__pyx_n_s_swig_destroy;
static PyObject *__pyx_n_s_temp_target_dir;
static PyObject *__pyx_n_s_tempfile;
static PyObject *__pyx_n_s_temporary_filename;
static PyObject *__pyx_n_s_test;
static PyObject *__pyx_kp_s_tif;
static PyObject *__pyx_kp_s_toward_lower_work_queue_size_d;
static PyObject *__pyx_kp_s_unable_to_allocate_array_data;
static PyObject *__pyx_kp_s_unable_to_allocate_shape_and_str;
static PyObject *__pyx_kp_u_unknown_dtype_code_in_numpy_pxd;
static PyObject *__pyx_n_s_unpack;
static PyObject *__pyx_n_s_update_downstream;
static PyObject *__pyx_n_s_update_list;
static PyObject *__pyx_n_s_visit_stack;
static PyObject *__pyx_kp_s_visit_stack_on_stream_distance_s;
static PyObject *__pyx_n_s_warn;
static PyObject *__pyx_n_s_watershed_band;
static PyObject *__pyx_n_s_watershed_block;
static PyObject *__pyx_n_s_watershed_dataset;
static PyObject *__pyx_n_s_watershed_datasource;
static PyObject *__pyx_n_s_watershed_feature;
static PyObject *__pyx_n_s_watershed_layer;
static PyObject *__pyx_n_s_watershed_mask_uri;
static PyObject *__pyx_n_s_watershed_nodata;
static PyObject *__pyx_n_s_watershed_out_uri;
static PyObject *__pyx_n_s_win_xsize;
static PyObject *__pyx_n_s_win_ysize;
static PyObject *__pyx_n_s_wkbPoint;
static PyObject *__pyx_n_s_wkbPolygon;
static PyObject *__pyx_n_s_work_stack;
static PyObject *__pyx_kp_s_work_stack_size_d_n_outlet_point;
static PyObject *__pyx_n_s_working_watershed_layer;
static PyObject *__pyx_n_s_working_watershed_vector;
static PyObject *__pyx_kp_s_workingwatersheds_shp;
static PyObject *__pyx_n_s_x_center;
static PyObject *__pyx_n_s_x_index;
static PyObject *__pyx_n_s_x_left;
static PyObject *__pyx_n_s_x_right;
static PyObject *__pyx_n_s_xoff;
static PyObject *__pyx_n_s_xrange;
static PyObject *__pyx_n_s_y_bottom;
static PyObject *__pyx_n_s_y_center;
static PyObject *__pyx_n_s_y_index;
static PyObject *__pyx_n_s_y_top;
static PyObject *__pyx_n_s_yoff;
static PyObject *__pyx_n_s_zeros;
static PyObject *__pyx_n_s_zip;
static int __pyx_pf_15pygeoprocessing_7routing_12routing_core_10BlockCache___cinit__(struct __pyx_obj_15pygeoprocessing_7routing_12routing_core_BlockCache *__pyx_v_self, int __pyx_v_n_block_rows, int __pyx_v_n_block_cols, int __pyx_v_n_rows, int __pyx_v_n_cols, int __pyx_v_block_row_size, int __pyx_v_block_col_size, PyObject *__pyx_v_band_list, PyObject *__pyx_v_block_list, PyObject *__pyx_v_update_list, __Pyx_memviewslice __pyx_v_cache_dirty); /* proto */
static void __pyx_pf_15pygeoprocessing_7routing_12routing_core_10BlockCache_2__dealloc__(struct __pyx_obj_15pygeoprocessing_7routing_12routing_core_BlockCache *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15pygeoprocessing_7routing_12routing_core_calculate_flow_weights(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_flow_direction_uri, PyObject *__pyx_v_outflow_weights_uri, PyObject *__pyx_v_outflow_direction_uri); /* proto */
static PyObject *__pyx_pf_15pygeoprocessing_7routing_12routing_core_2fill_pits(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_dem_uri, PyObject *__pyx_v_dem_out_uri); /* proto */
static PyObject *__pyx_pf_15pygeoprocessing_7routing_12routing_core_4flow_direction_inf(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_dem_uri, PyObject *__pyx_v_flow_direction_uri); /* proto */
static PyObject *__pyx_pf_15pygeoprocessing_7routing_12routing_core_6distance_to_stream(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_flow_direction_uri, PyObject *__pyx_v_stream_uri, PyObject *__pyx_v_distance_uri, PyObject *__pyx_v_factor_uri); /* proto */
static PyObject *__pyx_pf_15pygeoprocessing_7routing_12routing_core_8percent_to_sink(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_sink_pixels_uri, PyObject *__pyx_v_export_rate_uri, PyObject *__pyx_v_outflow_direction_uri, PyObject *__pyx_v_outflow_weights_uri, PyObject *__pyx_v_effect_uri); /* proto */
static PyObject *__pyx_pf_15pygeoprocessing_7routing_12routing_core_10flow_direction_inf_masked_flow_dirs(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_flat_mask_uri, PyObject *__pyx_v_labels_uri, PyObject *__pyx_v_flow_direction_uri); /* proto */
static PyObject *__pyx_pf_15pygeoprocessing_7routing_12routing_core_12resolve_flats(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_dem_uri, PyObject *__pyx_v_flow_direction_uri, PyObject *__pyx_v_flat_mask_uri, PyObject *__pyx_v_labels_uri, PyObject *__pyx_v_drain_off_edge); /* proto */
static PyObject *__pyx_pf_15pygeoprocessing_7routing_12routing_core_14route_flux(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_in_flow_direction, PyObject *__pyx_v_in_dem, PyObject *__pyx_v_in_source_uri, PyObject *__pyx_v_in_absorption_rate_uri, PyObject *__pyx_v_loss_uri, PyObject *__pyx_v_flux_uri, PyObject *__pyx_v_absorption_mode, PyObject *__pyx_v_aoi_uri, PyObject *__pyx_v_stream_uri, PyObject *__pyx_v_include_source); /* proto */
static PyObject *__pyx_pf_15pygeoprocessing_7routing_12routing_core_16delineate_watershed(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_outflow_direction_uri, PyObject *__pyx_v_outflow_weights_uri, PyObject *__pyx_v_outlet_shapefile_uri, PyObject *__pyx_v_snap_distance, PyObject *__pyx_v_stream_uri, PyObject *__pyx_v_watershed_out_uri, PyObject *__pyx_v_snapped_outlet_points_uri); /* 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___pyx_pf_15View_dot_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___pyx_pf_15View_dot_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___pyx_pf_15View_dot_MemoryView_5array_4__dealloc__(struct __pyx_array_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_5array_7memview___get__(struct __pyx_array_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_array___pyx_pf_15View_dot_MemoryView_5array_6__getattr__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_attr); /* proto */
static PyObject *__pyx_array___pyx_pf_15View_dot_MemoryView_5array_8__getitem__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_item); /* proto */
static int __pyx_array___pyx_pf_15View_dot_MemoryView_5array_10__setitem__(struct __pyx_array_obj *__pyx_v_self, PyObject *__pyx_v_item, PyObject *__pyx_v_value); /* proto */
static int __pyx_MemviewEnum___pyx_pf_15View_dot_MemoryView_4Enum___init__(struct __pyx_MemviewEnum_obj *__pyx_v_self, PyObject *__pyx_v_name); /* proto */
static PyObject *__pyx_MemviewEnum___pyx_pf_15View_dot_MemoryView_4Enum_2__repr__(struct __pyx_MemviewEnum_obj *__pyx_v_self); /* proto */
static int __pyx_memoryview___pyx_pf_15View_dot_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___pyx_pf_15View_dot_MemoryView_10memoryview_2__dealloc__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_4__getitem__(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index); /* proto */
static int __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_6__setitem__(struct __pyx_memoryview_obj *__pyx_v_self, PyObject *__pyx_v_index, PyObject *__pyx_v_value); /* proto */
static int __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_8__getbuffer__(struct __pyx_memoryview_obj *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_1T___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_4base___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_5shape___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_7strides___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_10suboffsets___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_4ndim___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_8itemsize___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_6nbytes___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_10memoryview_4size___get__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static Py_ssize_t __pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_10__len__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_12__repr__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_14__str__(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_16is_c_contig(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_18is_f_contig(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_20copy(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_memoryview___pyx_pf_15View_dot_MemoryView_10memoryview_22copy_fortran(struct __pyx_memoryview_obj *__pyx_v_self); /* proto */
static void __pyx_memoryviewslice___pyx_pf_15View_dot_MemoryView_16_memoryviewslice___dealloc__(struct __pyx_memoryviewslice_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_pf_15View_dot_MemoryView_16_memoryviewslice_4base___get__(struct __pyx_memoryviewslice_obj *__pyx_v_self); /* proto */
static PyObject *__pyx_tp_new_15pygeoprocessing_7routing_12routing_core_BlockCache(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_array(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_Enum(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new_memoryview(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_tp_new__memoryviewslice(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
static PyObject *__pyx_float_0_0;
static PyObject *__pyx_float_0_5;
static PyObject *__pyx_float_1_0;
static PyObject *__pyx_float_4_0;
static PyObject *__pyx_float_8_0;
static PyObject *__pyx_int_0;
static PyObject *__pyx_int_1;
static PyObject *__pyx_int_2;
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static PyObject *__pyx_int_24;
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/* "pygeoprocessing\routing\routing_core.pyx":46
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 *     def __cinit__(             # <<<<<<<<<<<<<<
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/* Python wrapper */
static int __pyx_pw_15pygeoprocessing_7routing_12routing_core_10BlockCache_1__cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
static int __pyx_pw_15pygeoprocessing_7routing_12routing_core_10BlockCache_1__cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
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  PyObject *__pyx_v_block_list = 0;
  PyObject *__pyx_v_update_list = 0;
  __Pyx_memviewslice __pyx_v_cache_dirty = { 0, 0, { 0 }, { 0 }, { 0 } };
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 */
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        __pyx_t_73 = __pyx_v_row_block_offset;
        __pyx_t_74 = __pyx_v_col_block_offset;
        *__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_flux_block.rcbuffer->pybuffer.buf, __pyx_t_71, __pyx_pybuffernd_flux_block.diminfo[0].strides, __pyx_t_72, __pyx_pybuffernd_flux_block.diminfo[1].strides, __pyx_t_73, __pyx_pybuffernd_flux_block.diminfo[2].strides, __pyx_t_74, __pyx_pybuffernd_flux_block.diminfo[3].strides) = 0.0;
      }
      __pyx_L16:;

      /* "pygeoprocessing\routing\routing_core.pyx":373
 *             else:
 *                 flux_block[row_index, col_index, row_block_offset, col_block_offset] = 0.0
 *             loss_block[row_index, col_index, row_block_offset, col_block_offset] = 0.0             # <<<<<<<<<<<<<<
 *             cache_dirty[row_index, col_index] = 1
 *             if absorb_source:
 */
      __pyx_t_75 = __pyx_v_row_index;
      __pyx_t_76 = __pyx_v_col_index;
      __pyx_t_77 = __pyx_v_row_block_offset;
      __pyx_t_78 = __pyx_v_col_block_offset;
      *__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_loss_block.rcbuffer->pybuffer.buf, __pyx_t_75, __pyx_pybuffernd_loss_block.diminfo[0].strides, __pyx_t_76, __pyx_pybuffernd_loss_block.diminfo[1].strides, __pyx_t_77, __pyx_pybuffernd_loss_block.diminfo[2].strides, __pyx_t_78, __pyx_pybuffernd_loss_block.diminfo[3].strides) = 0.0;

      /* "pygeoprocessing\routing\routing_core.pyx":374
 *                 flux_block[row_index, col_index, row_block_offset, col_block_offset] = 0.0
 *             loss_block[row_index, col_index, row_block_offset, col_block_offset] = 0.0
 *             cache_dirty[row_index, col_index] = 1             # <<<<<<<<<<<<<<
 *             if absorb_source:
 *                 absorption_rate = absorption_rate_block[row_index, col_index, row_block_offset, col_block_offset]
 */
      __pyx_t_79 = __pyx_v_row_index;
      __pyx_t_80 = __pyx_v_col_index;
      *__Pyx_BufPtrStrided2d(npy_int8 *, __pyx_pybuffernd_cache_dirty.rcbuffer->pybuffer.buf, __pyx_t_79, __pyx_pybuffernd_cache_dirty.diminfo[0].strides, __pyx_t_80, __pyx_pybuffernd_cache_dirty.diminfo[1].strides) = 1;

      /* "pygeoprocessing\routing\routing_core.pyx":375
 *             loss_block[row_index, col_index, row_block_offset, col_block_offset] = 0.0
 *             cache_dirty[row_index, col_index] = 1
 *             if absorb_source:             # <<<<<<<<<<<<<<
 *                 absorption_rate = absorption_rate_block[row_index, col_index, row_block_offset, col_block_offset]
 *                 loss_block[row_index, col_index, row_block_offset, col_block_offset] = (
 */
      __pyx_t_20 = (__pyx_v_absorb_source != 0);
      if (__pyx_t_20) {

        /* "pygeoprocessing\routing\routing_core.pyx":376
 *             cache_dirty[row_index, col_index] = 1
 *             if absorb_source:
 *                 absorption_rate = absorption_rate_block[row_index, col_index, row_block_offset, col_block_offset]             # <<<<<<<<<<<<<<
 *                 loss_block[row_index, col_index, row_block_offset, col_block_offset] = (
 *                     absorption_rate * flux_block[row_index, col_index, row_block_offset, col_block_offset])
 */
        __pyx_t_81 = __pyx_v_row_index;
        __pyx_t_82 = __pyx_v_col_index;
        __pyx_t_83 = __pyx_v_row_block_offset;
        __pyx_t_84 = __pyx_v_col_block_offset;
        __pyx_v_absorption_rate = (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_absorption_rate_block.rcbuffer->pybuffer.buf, __pyx_t_81, __pyx_pybuffernd_absorption_rate_block.diminfo[0].strides, __pyx_t_82, __pyx_pybuffernd_absorption_rate_block.diminfo[1].strides, __pyx_t_83, __pyx_pybuffernd_absorption_rate_block.diminfo[2].strides, __pyx_t_84, __pyx_pybuffernd_absorption_rate_block.diminfo[3].strides));

        /* "pygeoprocessing\routing\routing_core.pyx":378
 *                 absorption_rate = absorption_rate_block[row_index, col_index, row_block_offset, col_block_offset]
 *                 loss_block[row_index, col_index, row_block_offset, col_block_offset] = (
 *                     absorption_rate * flux_block[row_index, col_index, row_block_offset, col_block_offset])             # <<<<<<<<<<<<<<
 *                 flux_block[row_index, col_index, row_block_offset, col_block_offset] *= (1 - absorption_rate)
 * 
 */
        __pyx_t_85 = __pyx_v_row_index;
        __pyx_t_86 = __pyx_v_col_index;
        __pyx_t_87 = __pyx_v_row_block_offset;
        __pyx_t_88 = __pyx_v_col_block_offset;

        /* "pygeoprocessing\routing\routing_core.pyx":377
 *             if absorb_source:
 *                 absorption_rate = absorption_rate_block[row_index, col_index, row_block_offset, col_block_offset]
 *                 loss_block[row_index, col_index, row_block_offset, col_block_offset] = (             # <<<<<<<<<<<<<<
 *                     absorption_rate * flux_block[row_index, col_index, row_block_offset, col_block_offset])
 *                 flux_block[row_index, col_index, row_block_offset, col_block_offset] *= (1 - absorption_rate)
 */
        __pyx_t_89 = __pyx_v_row_index;
        __pyx_t_90 = __pyx_v_col_index;
        __pyx_t_91 = __pyx_v_row_block_offset;
        __pyx_t_92 = __pyx_v_col_block_offset;
        *__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_loss_block.rcbuffer->pybuffer.buf, __pyx_t_89, __pyx_pybuffernd_loss_block.diminfo[0].strides, __pyx_t_90, __pyx_pybuffernd_loss_block.diminfo[1].strides, __pyx_t_91, __pyx_pybuffernd_loss_block.diminfo[2].strides, __pyx_t_92, __pyx_pybuffernd_loss_block.diminfo[3].strides) = (__pyx_v_absorption_rate * (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_flux_block.rcbuffer->pybuffer.buf, __pyx_t_85, __pyx_pybuffernd_flux_block.diminfo[0].strides, __pyx_t_86, __pyx_pybuffernd_flux_block.diminfo[1].strides, __pyx_t_87, __pyx_pybuffernd_flux_block.diminfo[2].strides, __pyx_t_88, __pyx_pybuffernd_flux_block.diminfo[3].strides)));

        /* "pygeoprocessing\routing\routing_core.pyx":379
 *                 loss_block[row_index, col_index, row_block_offset, col_block_offset] = (
 *                     absorption_rate * flux_block[row_index, col_index, row_block_offset, col_block_offset])
 *                 flux_block[row_index, col_index, row_block_offset, col_block_offset] *= (1 - absorption_rate)             # <<<<<<<<<<<<<<
 * 
 *         current_neighbor_index = cell_neighbor_to_process.front()
 */
        __pyx_t_93 = __pyx_v_row_index;
        __pyx_t_94 = __pyx_v_col_index;
        __pyx_t_95 = __pyx_v_row_block_offset;
        __pyx_t_96 = __pyx_v_col_block_offset;
        *__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_flux_block.rcbuffer->pybuffer.buf, __pyx_t_93, __pyx_pybuffernd_flux_block.diminfo[0].strides, __pyx_t_94, __pyx_pybuffernd_flux_block.diminfo[1].strides, __pyx_t_95, __pyx_pybuffernd_flux_block.diminfo[2].strides, __pyx_t_96, __pyx_pybuffernd_flux_block.diminfo[3].strides) *= (1.0 - __pyx_v_absorption_rate);

        /* "pygeoprocessing\routing\routing_core.pyx":375
 *             loss_block[row_index, col_index, row_block_offset, col_block_offset] = 0.0
 *             cache_dirty[row_index, col_index] = 1
 *             if absorb_source:             # <<<<<<<<<<<<<<
 *                 absorption_rate = absorption_rate_block[row_index, col_index, row_block_offset, col_block_offset]
 *                 loss_block[row_index, col_index, row_block_offset, col_block_offset] = (
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":364
 *             absorption_rate_block[row_index, col_index, row_block_offset, col_block_offset] = 0.0
 * 
 *         if flux_block[row_index, col_index, row_block_offset, col_block_offset] == transport_nodata:             # <<<<<<<<<<<<<<
 *             if stream_block[row_index, col_index, row_block_offset, col_block_offset] == 0:
 *                 if include_source_int == 1:
 */
    }

    /* "pygeoprocessing\routing\routing_core.pyx":381
 *                 flux_block[row_index, col_index, row_block_offset, col_block_offset] *= (1 - absorption_rate)
 * 
 *         current_neighbor_index = cell_neighbor_to_process.front()             # <<<<<<<<<<<<<<
 *         cell_neighbor_to_process.pop_front()
 *         for direction_index in xrange(current_neighbor_index, 8):
 */
    __pyx_v_current_neighbor_index = __pyx_v_cell_neighbor_to_process.front();

    /* "pygeoprocessing\routing\routing_core.pyx":382
 * 
 *         current_neighbor_index = cell_neighbor_to_process.front()
 *         cell_neighbor_to_process.pop_front()             # <<<<<<<<<<<<<<
 *         for direction_index in xrange(current_neighbor_index, 8):
 *             #get percent flow from neighbor to current cell
 */
    __pyx_v_cell_neighbor_to_process.pop_front();

    /* "pygeoprocessing\routing\routing_core.pyx":383
 *         current_neighbor_index = cell_neighbor_to_process.front()
 *         cell_neighbor_to_process.pop_front()
 *         for direction_index in xrange(current_neighbor_index, 8):             # <<<<<<<<<<<<<<
 *             #get percent flow from neighbor to current cell
 *             neighbor_row = global_row + row_offsets[direction_index]
 */
    for (__pyx_t_97 = __pyx_v_current_neighbor_index; __pyx_t_97 < 8; __pyx_t_97+=1) {
      __pyx_v_direction_index = __pyx_t_97;

      /* "pygeoprocessing\routing\routing_core.pyx":385
 *         for direction_index in xrange(current_neighbor_index, 8):
 *             #get percent flow from neighbor to current cell
 *             neighbor_row = global_row + row_offsets[direction_index]             # <<<<<<<<<<<<<<
 *             neighbor_col = global_col + col_offsets[direction_index]
 * 
 */
      __pyx_v_neighbor_row = (__pyx_v_global_row + (__pyx_v_row_offsets[__pyx_v_direction_index]));

      /* "pygeoprocessing\routing\routing_core.pyx":386
 *             #get percent flow from neighbor to current cell
 *             neighbor_row = global_row + row_offsets[direction_index]
 *             neighbor_col = global_col + col_offsets[direction_index]             # <<<<<<<<<<<<<<
 * 
 *             #See if neighbor out of bounds
 */
      __pyx_v_neighbor_col = (__pyx_v_global_col + (__pyx_v_col_offsets[__pyx_v_direction_index]));

      /* "pygeoprocessing\routing\routing_core.pyx":389
 * 
 *             #See if neighbor out of bounds
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or neighbor_col < 0 or neighbor_col >= n_cols):             # <<<<<<<<<<<<<<
 *                 continue
 * 
 */
      __pyx_t_98 = ((__pyx_v_neighbor_row < 0) != 0);
      if (!__pyx_t_98) {
      } else {
        __pyx_t_20 = __pyx_t_98;
        goto __pyx_L22_bool_binop_done;
      }
      __pyx_t_98 = ((__pyx_v_neighbor_row >= __pyx_v_n_rows) != 0);
      if (!__pyx_t_98) {
      } else {
        __pyx_t_20 = __pyx_t_98;
        goto __pyx_L22_bool_binop_done;
      }
      __pyx_t_98 = ((__pyx_v_neighbor_col < 0) != 0);
      if (!__pyx_t_98) {
      } else {
        __pyx_t_20 = __pyx_t_98;
        goto __pyx_L22_bool_binop_done;
      }
      __pyx_t_98 = ((__pyx_v_neighbor_col >= __pyx_v_n_cols) != 0);
      __pyx_t_20 = __pyx_t_98;
      __pyx_L22_bool_binop_done:;
      if (__pyx_t_20) {

        /* "pygeoprocessing\routing\routing_core.pyx":390
 *             #See if neighbor out of bounds
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or neighbor_col < 0 or neighbor_col >= n_cols):
 *                 continue             # <<<<<<<<<<<<<<
 * 
 *             block_cache.update_cache(neighbor_row, neighbor_col, &neighbor_row_index, &neighbor_col_index, &neighbor_row_block_offset, &neighbor_col_block_offset)
 */
        goto __pyx_L19_continue;

        /* "pygeoprocessing\routing\routing_core.pyx":389
 * 
 *             #See if neighbor out of bounds
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or neighbor_col < 0 or neighbor_col >= n_cols):             # <<<<<<<<<<<<<<
 *                 continue
 * 
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":392
 *                 continue
 * 
 *             block_cache.update_cache(neighbor_row, neighbor_col, &neighbor_row_index, &neighbor_col_index, &neighbor_row_block_offset, &neighbor_col_block_offset)             # <<<<<<<<<<<<<<
 *             #if neighbor inflows
 *             neighbor_direction = outflow_direction_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]
 */
      ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_neighbor_row, __pyx_v_neighbor_col, (&__pyx_v_neighbor_row_index), (&__pyx_v_neighbor_col_index), (&__pyx_v_neighbor_row_block_offset), (&__pyx_v_neighbor_col_block_offset));

      /* "pygeoprocessing\routing\routing_core.pyx":394
 *             block_cache.update_cache(neighbor_row, neighbor_col, &neighbor_row_index, &neighbor_col_index, &neighbor_row_block_offset, &neighbor_col_block_offset)
 *             #if neighbor inflows
 *             neighbor_direction = outflow_direction_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]             # <<<<<<<<<<<<<<
 *             if neighbor_direction == outflow_direction_nodata:
 *                 continue
 */
      __pyx_t_99 = __pyx_v_neighbor_row_index;
      __pyx_t_100 = __pyx_v_neighbor_col_index;
      __pyx_t_101 = __pyx_v_neighbor_row_block_offset;
      __pyx_t_102 = __pyx_v_neighbor_col_block_offset;
      __pyx_v_neighbor_direction = (*__Pyx_BufPtrStrided4d(npy_int8 *, __pyx_pybuffernd_outflow_direction_block.rcbuffer->pybuffer.buf, __pyx_t_99, __pyx_pybuffernd_outflow_direction_block.diminfo[0].strides, __pyx_t_100, __pyx_pybuffernd_outflow_direction_block.diminfo[1].strides, __pyx_t_101, __pyx_pybuffernd_outflow_direction_block.diminfo[2].strides, __pyx_t_102, __pyx_pybuffernd_outflow_direction_block.diminfo[3].strides));

      /* "pygeoprocessing\routing\routing_core.pyx":395
 *             #if neighbor inflows
 *             neighbor_direction = outflow_direction_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]
 *             if neighbor_direction == outflow_direction_nodata:             # <<<<<<<<<<<<<<
 *                 continue
 * 
 */
      __pyx_t_20 = ((__pyx_v_neighbor_direction == __pyx_v_outflow_direction_nodata) != 0);
      if (__pyx_t_20) {

        /* "pygeoprocessing\routing\routing_core.pyx":396
 *             neighbor_direction = outflow_direction_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]
 *             if neighbor_direction == outflow_direction_nodata:
 *                 continue             # <<<<<<<<<<<<<<
 * 
 *             #check if the cell flows directly, or is one index off
 */
        goto __pyx_L19_continue;

        /* "pygeoprocessing\routing\routing_core.pyx":395
 *             #if neighbor inflows
 *             neighbor_direction = outflow_direction_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]
 *             if neighbor_direction == outflow_direction_nodata:             # <<<<<<<<<<<<<<
 *                 continue
 * 
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":399
 * 
 *             #check if the cell flows directly, or is one index off
 *             if (inflow_offsets[direction_index] != neighbor_direction and             # <<<<<<<<<<<<<<
 *                     ((inflow_offsets[direction_index] - 1) % 8) != neighbor_direction):
 *                 #then neighbor doesn't inflow into current cell
 */
      __pyx_t_98 = (((__pyx_v_inflow_offsets[__pyx_v_direction_index]) != __pyx_v_neighbor_direction) != 0);
      if (__pyx_t_98) {
      } else {
        __pyx_t_20 = __pyx_t_98;
        goto __pyx_L28_bool_binop_done;
      }

      /* "pygeoprocessing\routing\routing_core.pyx":400
 *             #check if the cell flows directly, or is one index off
 *             if (inflow_offsets[direction_index] != neighbor_direction and
 *                     ((inflow_offsets[direction_index] - 1) % 8) != neighbor_direction):             # <<<<<<<<<<<<<<
 *                 #then neighbor doesn't inflow into current cell
 *                 continue
 */
      __pyx_t_98 = ((__Pyx_mod_long(((__pyx_v_inflow_offsets[__pyx_v_direction_index]) - 1), 8) != __pyx_v_neighbor_direction) != 0);
      __pyx_t_20 = __pyx_t_98;
      __pyx_L28_bool_binop_done:;

      /* "pygeoprocessing\routing\routing_core.pyx":399
 * 
 *             #check if the cell flows directly, or is one index off
 *             if (inflow_offsets[direction_index] != neighbor_direction and             # <<<<<<<<<<<<<<
 *                     ((inflow_offsets[direction_index] - 1) % 8) != neighbor_direction):
 *                 #then neighbor doesn't inflow into current cell
 */
      if (__pyx_t_20) {

        /* "pygeoprocessing\routing\routing_core.pyx":402
 *                     ((inflow_offsets[direction_index] - 1) % 8) != neighbor_direction):
 *                 #then neighbor doesn't inflow into current cell
 *                 continue             # <<<<<<<<<<<<<<
 * 
 *             #Calculate the outflow weight
 */
        goto __pyx_L19_continue;

        /* "pygeoprocessing\routing\routing_core.pyx":399
 * 
 *             #check if the cell flows directly, or is one index off
 *             if (inflow_offsets[direction_index] != neighbor_direction and             # <<<<<<<<<<<<<<
 *                     ((inflow_offsets[direction_index] - 1) % 8) != neighbor_direction):
 *                 #then neighbor doesn't inflow into current cell
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":405
 * 
 *             #Calculate the outflow weight
 *             outflow_weight = outflow_weights_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]             # <<<<<<<<<<<<<<
 * 
 *             if ((inflow_offsets[direction_index] - 1) % 8) == neighbor_direction:
 */
      __pyx_t_103 = __pyx_v_neighbor_row_index;
      __pyx_t_104 = __pyx_v_neighbor_col_index;
      __pyx_t_105 = __pyx_v_neighbor_row_block_offset;
      __pyx_t_106 = __pyx_v_neighbor_col_block_offset;
      __pyx_v_outflow_weight = (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_outflow_weights_block.rcbuffer->pybuffer.buf, __pyx_t_103, __pyx_pybuffernd_outflow_weights_block.diminfo[0].strides, __pyx_t_104, __pyx_pybuffernd_outflow_weights_block.diminfo[1].strides, __pyx_t_105, __pyx_pybuffernd_outflow_weights_block.diminfo[2].strides, __pyx_t_106, __pyx_pybuffernd_outflow_weights_block.diminfo[3].strides));

      /* "pygeoprocessing\routing\routing_core.pyx":407
 *             outflow_weight = outflow_weights_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]
 * 
 *             if ((inflow_offsets[direction_index] - 1) % 8) == neighbor_direction:             # <<<<<<<<<<<<<<
 *                 outflow_weight = 1.0 - outflow_weight
 * 
 */
      __pyx_t_20 = ((__Pyx_mod_long(((__pyx_v_inflow_offsets[__pyx_v_direction_index]) - 1), 8) == __pyx_v_neighbor_direction) != 0);
      if (__pyx_t_20) {

        /* "pygeoprocessing\routing\routing_core.pyx":408
 * 
 *             if ((inflow_offsets[direction_index] - 1) % 8) == neighbor_direction:
 *                 outflow_weight = 1.0 - outflow_weight             # <<<<<<<<<<<<<<
 * 
 *             if outflow_weight <= 0.0:
 */
        __pyx_v_outflow_weight = (1.0 - __pyx_v_outflow_weight);

        /* "pygeoprocessing\routing\routing_core.pyx":407
 *             outflow_weight = outflow_weights_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]
 * 
 *             if ((inflow_offsets[direction_index] - 1) % 8) == neighbor_direction:             # <<<<<<<<<<<<<<
 *                 outflow_weight = 1.0 - outflow_weight
 * 
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":410
 *                 outflow_weight = 1.0 - outflow_weight
 * 
 *             if outflow_weight <= 0.0:             # <<<<<<<<<<<<<<
 *                 continue
 *             in_flux = flux_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]
 */
      __pyx_t_20 = ((__pyx_v_outflow_weight <= 0.0) != 0);
      if (__pyx_t_20) {

        /* "pygeoprocessing\routing\routing_core.pyx":411
 * 
 *             if outflow_weight <= 0.0:
 *                 continue             # <<<<<<<<<<<<<<
 *             in_flux = flux_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]
 * 
 */
        goto __pyx_L19_continue;

        /* "pygeoprocessing\routing\routing_core.pyx":410
 *                 outflow_weight = 1.0 - outflow_weight
 * 
 *             if outflow_weight <= 0.0:             # <<<<<<<<<<<<<<
 *                 continue
 *             in_flux = flux_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":412
 *             if outflow_weight <= 0.0:
 *                 continue
 *             in_flux = flux_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]             # <<<<<<<<<<<<<<
 * 
 *             if in_flux != transport_nodata:
 */
      __pyx_t_107 = __pyx_v_neighbor_row_index;
      __pyx_t_108 = __pyx_v_neighbor_col_index;
      __pyx_t_109 = __pyx_v_neighbor_row_block_offset;
      __pyx_t_110 = __pyx_v_neighbor_col_block_offset;
      __pyx_v_in_flux = (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_flux_block.rcbuffer->pybuffer.buf, __pyx_t_107, __pyx_pybuffernd_flux_block.diminfo[0].strides, __pyx_t_108, __pyx_pybuffernd_flux_block.diminfo[1].strides, __pyx_t_109, __pyx_pybuffernd_flux_block.diminfo[2].strides, __pyx_t_110, __pyx_pybuffernd_flux_block.diminfo[3].strides));

      /* "pygeoprocessing\routing\routing_core.pyx":414
 *             in_flux = flux_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]
 * 
 *             if in_flux != transport_nodata:             # <<<<<<<<<<<<<<
 *                 absorption_rate = absorption_rate_block[row_index, col_index, row_block_offset, col_block_offset]
 * 
 */
      __pyx_t_20 = ((__pyx_v_in_flux != __pyx_v_transport_nodata) != 0);
      if (__pyx_t_20) {

        /* "pygeoprocessing\routing\routing_core.pyx":415
 * 
 *             if in_flux != transport_nodata:
 *                 absorption_rate = absorption_rate_block[row_index, col_index, row_block_offset, col_block_offset]             # <<<<<<<<<<<<<<
 * 
 *                 #If it's not a stream, route the flux normally
 */
        __pyx_t_111 = __pyx_v_row_index;
        __pyx_t_112 = __pyx_v_col_index;
        __pyx_t_113 = __pyx_v_row_block_offset;
        __pyx_t_114 = __pyx_v_col_block_offset;
        __pyx_v_absorption_rate = (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_absorption_rate_block.rcbuffer->pybuffer.buf, __pyx_t_111, __pyx_pybuffernd_absorption_rate_block.diminfo[0].strides, __pyx_t_112, __pyx_pybuffernd_absorption_rate_block.diminfo[1].strides, __pyx_t_113, __pyx_pybuffernd_absorption_rate_block.diminfo[2].strides, __pyx_t_114, __pyx_pybuffernd_absorption_rate_block.diminfo[3].strides));

        /* "pygeoprocessing\routing\routing_core.pyx":418
 * 
 *                 #If it's not a stream, route the flux normally
 *                 if stream_block[row_index, col_index, row_block_offset, col_block_offset] == 0:             # <<<<<<<<<<<<<<
 *                     if include_source_int == 0:
 *                         flux_block[row_index, col_index, row_block_offset, col_block_offset] += (
 */
        __pyx_t_115 = __pyx_v_row_index;
        __pyx_t_116 = __pyx_v_col_index;
        __pyx_t_117 = __pyx_v_row_block_offset;
        __pyx_t_118 = __pyx_v_col_block_offset;
        __pyx_t_20 = (((*__Pyx_BufPtrStrided4d(npy_int8 *, __pyx_pybuffernd_stream_block.rcbuffer->pybuffer.buf, __pyx_t_115, __pyx_pybuffernd_stream_block.diminfo[0].strides, __pyx_t_116, __pyx_pybuffernd_stream_block.diminfo[1].strides, __pyx_t_117, __pyx_pybuffernd_stream_block.diminfo[2].strides, __pyx_t_118, __pyx_pybuffernd_stream_block.diminfo[3].strides)) == 0) != 0);
        if (__pyx_t_20) {

          /* "pygeoprocessing\routing\routing_core.pyx":419
 *                 #If it's not a stream, route the flux normally
 *                 if stream_block[row_index, col_index, row_block_offset, col_block_offset] == 0:
 *                     if include_source_int == 0:             # <<<<<<<<<<<<<<
 *                         flux_block[row_index, col_index, row_block_offset, col_block_offset] += (
 *                             outflow_weight * (in_flux + source_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset])* (1.0 - absorption_rate))
 */
          __pyx_t_20 = ((__pyx_v_include_source_int == 0) != 0);
          if (__pyx_t_20) {

            /* "pygeoprocessing\routing\routing_core.pyx":421
 *                     if include_source_int == 0:
 *                         flux_block[row_index, col_index, row_block_offset, col_block_offset] += (
 *                             outflow_weight * (in_flux + source_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset])* (1.0 - absorption_rate))             # <<<<<<<<<<<<<<
 * 
 *                         loss_block[row_index, col_index, row_block_offset, col_block_offset] += (
 */
            __pyx_t_119 = __pyx_v_neighbor_row_index;
            __pyx_t_120 = __pyx_v_neighbor_col_index;
            __pyx_t_121 = __pyx_v_neighbor_row_block_offset;
            __pyx_t_122 = __pyx_v_neighbor_col_block_offset;

            /* "pygeoprocessing\routing\routing_core.pyx":420
 *                 if stream_block[row_index, col_index, row_block_offset, col_block_offset] == 0:
 *                     if include_source_int == 0:
 *                         flux_block[row_index, col_index, row_block_offset, col_block_offset] += (             # <<<<<<<<<<<<<<
 *                             outflow_weight * (in_flux + source_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset])* (1.0 - absorption_rate))
 * 
 */
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            __pyx_t_124 = __pyx_v_col_index;
            __pyx_t_125 = __pyx_v_row_block_offset;
            __pyx_t_126 = __pyx_v_col_block_offset;
            *__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_flux_block.rcbuffer->pybuffer.buf, __pyx_t_123, __pyx_pybuffernd_flux_block.diminfo[0].strides, __pyx_t_124, __pyx_pybuffernd_flux_block.diminfo[1].strides, __pyx_t_125, __pyx_pybuffernd_flux_block.diminfo[2].strides, __pyx_t_126, __pyx_pybuffernd_flux_block.diminfo[3].strides) += ((__pyx_v_outflow_weight * (__pyx_v_in_flux + (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_source_block.rcbuffer->pybuffer.buf, __pyx_t_119, __pyx_pybuffernd_source_block.diminfo[0].strides, __pyx_t_120, __pyx_pybuffernd_source_block.diminfo[1].strides, __pyx_t_121, __pyx_pybuffernd_source_block.diminfo[2].strides, __pyx_t_122, __pyx_pybuffernd_source_block.diminfo[3].strides)))) * (1.0 - __pyx_v_absorption_rate));

            /* "pygeoprocessing\routing\routing_core.pyx":424
 * 
 *                         loss_block[row_index, col_index, row_block_offset, col_block_offset] += (
 *                             outflow_weight * (in_flux + source_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]) * absorption_rate)             # <<<<<<<<<<<<<<
 *                     else:
 *                         flux_block[row_index, col_index, row_block_offset, col_block_offset] += (
 */
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            __pyx_t_130 = __pyx_v_neighbor_col_block_offset;

            /* "pygeoprocessing\routing\routing_core.pyx":423
 *                             outflow_weight * (in_flux + source_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset])* (1.0 - absorption_rate))
 * 
 *                         loss_block[row_index, col_index, row_block_offset, col_block_offset] += (             # <<<<<<<<<<<<<<
 *                             outflow_weight * (in_flux + source_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]) * absorption_rate)
 *                     else:
 */
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            *__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_loss_block.rcbuffer->pybuffer.buf, __pyx_t_131, __pyx_pybuffernd_loss_block.diminfo[0].strides, __pyx_t_132, __pyx_pybuffernd_loss_block.diminfo[1].strides, __pyx_t_133, __pyx_pybuffernd_loss_block.diminfo[2].strides, __pyx_t_134, __pyx_pybuffernd_loss_block.diminfo[3].strides) += ((__pyx_v_outflow_weight * (__pyx_v_in_flux + (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_source_block.rcbuffer->pybuffer.buf, __pyx_t_127, __pyx_pybuffernd_source_block.diminfo[0].strides, __pyx_t_128, __pyx_pybuffernd_source_block.diminfo[1].strides, __pyx_t_129, __pyx_pybuffernd_source_block.diminfo[2].strides, __pyx_t_130, __pyx_pybuffernd_source_block.diminfo[3].strides)))) * __pyx_v_absorption_rate);

            /* "pygeoprocessing\routing\routing_core.pyx":419
 *                 #If it's not a stream, route the flux normally
 *                 if stream_block[row_index, col_index, row_block_offset, col_block_offset] == 0:
 *                     if include_source_int == 0:             # <<<<<<<<<<<<<<
 *                         flux_block[row_index, col_index, row_block_offset, col_block_offset] += (
 *                             outflow_weight * (in_flux + source_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset])* (1.0 - absorption_rate))
 */
            goto __pyx_L34;
          }

          /* "pygeoprocessing\routing\routing_core.pyx":426
 *                             outflow_weight * (in_flux + source_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset]) * absorption_rate)
 *                     else:
 *                         flux_block[row_index, col_index, row_block_offset, col_block_offset] += (             # <<<<<<<<<<<<<<
 *                             outflow_weight * in_flux * (1.0 - absorption_rate))
 *                         loss_block[row_index, col_index, row_block_offset, col_block_offset] += (
 */
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            /* "pygeoprocessing\routing\routing_core.pyx":427
 *                     else:
 *                         flux_block[row_index, col_index, row_block_offset, col_block_offset] += (
 *                             outflow_weight * in_flux * (1.0 - absorption_rate))             # <<<<<<<<<<<<<<
 *                         loss_block[row_index, col_index, row_block_offset, col_block_offset] += (
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 */
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            /* "pygeoprocessing\routing\routing_core.pyx":428
 *                         flux_block[row_index, col_index, row_block_offset, col_block_offset] += (
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 *                 else:
 */
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          /* "pygeoprocessing\routing\routing_core.pyx":418
 * 
 *                 #If it's not a stream, route the flux normally
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 *                     if include_source_int == 0:
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 */
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 */
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 */
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 * 
 *             if in_flux != transport_nodata:             # <<<<<<<<<<<<<<
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 * 
 */
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 */
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 */
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 *         outflow_direction_uri, outflow_weights_uri, deque[int] &sink_cell_deque,
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 *                         if flow_angle_to_neighbor <= PI/4.0:
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 *                     for neighbor_direction_index in range(n_neighbors):
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 */
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 *                         if flow_angle_to_neighbor <= PI/4.0:
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 * 
 *                             #Determine if the direction we're on is oriented at 90
 */
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 *                             outflow_weight = 0.0             # <<<<<<<<<<<<<<
 * 
 *                             if neighbor_direction_index % 2 == 0:
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 *                             outflow_weight = 0.0
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 *                             if neighbor_direction_index % 2 == 0:             # <<<<<<<<<<<<<<
 *                                 outflow_weight = 1.0 - tan(flow_angle_to_neighbor)
 *                             else:
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 *                             else:
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 *                             if neighbor_direction_index % 2 == 0:             # <<<<<<<<<<<<<<
 *                                 outflow_weight = 1.0 - tan(flow_angle_to_neighbor)
 *                             else:
 */
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 *                                 outflow_weight = 1.0 - tan(flow_angle_to_neighbor)
 *                             else:
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 * 
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 * 
 *                             # clamping the outflow weight in case it's too large or small
 *                             if outflow_weight >= 1.0 - 1e-6:             # <<<<<<<<<<<<<<
 *                                 outflow_weight = 1.0
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 *                             # clamping the outflow weight in case it's too large or small
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/* "pygeoprocessing\routing\routing_core.pyx":680
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 *             LOGGER.info("flow_direction_inf %.1f%% complete", (global_row + 1.0) / n_rows * 100)
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 *             LOGGER.info("flow_direction_inf %.1f%% complete", (global_row + 1.0) / n_rows * 100)
 *             last_time = current_time
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 *             last_time = current_time
 *         for global_block_col in xrange(n_global_block_cols):
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 *         for global_block_col in xrange(n_global_block_cols):
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 *                     #is cache block not loaded?
 * 
 */
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          /* "pygeoprocessing\routing\routing_core.pyx":812
 *                     #is cache block not loaded?
 * 
 *                     e_0_row = e_0_offsets[0] + global_row             # <<<<<<<<<<<<<<
 *                     e_0_col = e_0_offsets[1] + global_col
 * 
 */
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          /* "pygeoprocessing\routing\routing_core.pyx":813
 * 
 *                     e_0_row = e_0_offsets[0] + global_row
 *                     e_0_col = e_0_offsets[1] + global_col             # <<<<<<<<<<<<<<
 * 
 *                     block_cache.update_cache(e_0_row, e_0_col, &e_0_row_index, &e_0_col_index, &e_0_row_block_offset, &e_0_col_block_offset)
 */
          __pyx_v_e_0_col = ((__pyx_v_e_0_offsets[1]) + __pyx_v_global_col);

          /* "pygeoprocessing\routing\routing_core.pyx":815
 *                     e_0_col = e_0_offsets[1] + global_col
 * 
 *                     block_cache.update_cache(e_0_row, e_0_col, &e_0_row_index, &e_0_col_index, &e_0_row_block_offset, &e_0_col_block_offset)             # <<<<<<<<<<<<<<
 * 
 *                     e_0 = dem_block[e_0_row_index, e_0_col_index, e_0_row_block_offset, e_0_col_block_offset]
 */
          ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_e_0_row, __pyx_v_e_0_col, (&__pyx_v_e_0_row_index), (&__pyx_v_e_0_col_index), (&__pyx_v_e_0_row_block_offset), (&__pyx_v_e_0_col_block_offset));

          /* "pygeoprocessing\routing\routing_core.pyx":817
 *                     block_cache.update_cache(e_0_row, e_0_col, &e_0_row_index, &e_0_col_index, &e_0_row_block_offset, &e_0_col_block_offset)
 * 
 *                     e_0 = dem_block[e_0_row_index, e_0_col_index, e_0_row_block_offset, e_0_col_block_offset]             # <<<<<<<<<<<<<<
 *                     #skip if we're on a nodata pixel skip
 *                     if e_0 == dem_nodata:
 */
          __pyx_t_31 = __pyx_v_e_0_row_index;
          __pyx_t_32 = __pyx_v_e_0_col_index;
          __pyx_t_33 = __pyx_v_e_0_row_block_offset;
          __pyx_t_34 = __pyx_v_e_0_col_block_offset;
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          /* "pygeoprocessing\routing\routing_core.pyx":819
 *                     e_0 = dem_block[e_0_row_index, e_0_col_index, e_0_row_block_offset, e_0_col_block_offset]
 *                     #skip if we're on a nodata pixel skip
 *                     if e_0 == dem_nodata:             # <<<<<<<<<<<<<<
 *                         continue
 * 
 */
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            /* "pygeoprocessing\routing\routing_core.pyx":820
 *                     #skip if we're on a nodata pixel skip
 *                     if e_0 == dem_nodata:
 *                         continue             # <<<<<<<<<<<<<<
 * 
 *                     #Calculate the flow flow_direction for each facet
 */
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            /* "pygeoprocessing\routing\routing_core.pyx":819
 *                     e_0 = dem_block[e_0_row_index, e_0_col_index, e_0_row_block_offset, e_0_col_block_offset]
 *                     #skip if we're on a nodata pixel skip
 *                     if e_0 == dem_nodata:             # <<<<<<<<<<<<<<
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 */
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          /* "pygeoprocessing\routing\routing_core.pyx":823
 * 
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 *                     flow_direction_max_slope = 0 #flow direction on max downward slope
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 */
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 *                     #Calculate the flow flow_direction for each facet
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 *                     flow_direction_max_slope = 0 #flow direction on max downward slope             # <<<<<<<<<<<<<<
 *                     max_index = 0 #index to keep track of max slope facet
 * 
 */
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 *                     slope_max = 0 #use this to keep track of the maximum down-slope
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 *                     max_index = 0 #index to keep track of max slope facet             # <<<<<<<<<<<<<<
 * 
 *                     for facet_index in range(8):
 */
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 *                     max_index = 0 #index to keep track of max slope facet
 * 
 *                     for facet_index in range(8):             # <<<<<<<<<<<<<<
 *                         #This defines the three points the facet
 * 
 */
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 * 
 *                         e_1_row = e_1_offsets[facet_index * 2 + 0] + global_row             # <<<<<<<<<<<<<<
 *                         e_1_col = e_1_offsets[facet_index * 2 + 1] + global_col
 *                         e_2_row = e_2_offsets[facet_index * 2 + 0] + global_row
 */
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 * 
 *                         e_1_row = e_1_offsets[facet_index * 2 + 0] + global_row
 *                         e_1_col = e_1_offsets[facet_index * 2 + 1] + global_col             # <<<<<<<<<<<<<<
 *                         e_2_row = e_2_offsets[facet_index * 2 + 0] + global_row
 *                         e_2_col = e_2_offsets[facet_index * 2 + 1] + global_col
 */
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 *                         e_1_row = e_1_offsets[facet_index * 2 + 0] + global_row
 *                         e_1_col = e_1_offsets[facet_index * 2 + 1] + global_col
 *                         e_2_row = e_2_offsets[facet_index * 2 + 0] + global_row             # <<<<<<<<<<<<<<
 *                         e_2_col = e_2_offsets[facet_index * 2 + 1] + global_col
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 */
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 *                         e_1_col = e_1_offsets[facet_index * 2 + 1] + global_col
 *                         e_2_row = e_2_offsets[facet_index * 2 + 0] + global_row
 *                         e_2_col = e_2_offsets[facet_index * 2 + 1] + global_col             # <<<<<<<<<<<<<<
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 *                         if (e_1_row < 0 or e_1_row >= n_rows or
 */
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 *                         if (e_1_row < 0 or e_1_row >= n_rows or             # <<<<<<<<<<<<<<
 *                             e_2_row < 0 or e_2_row >= n_rows or
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 */
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 */
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 *                         if (e_1_row < 0 or e_1_row >= n_rows or
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 *                             e_2_col < 0 or e_2_col >= n_cols):
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 *                             e_2_row < 0 or e_2_row >= n_rows or
 *                             e_1_col < 0 or e_1_col >= n_cols or
 *                             e_2_col < 0 or e_2_col >= n_cols):             # <<<<<<<<<<<<<<
 *                             continue
 * 
 */
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 *                         e_2_col = e_2_offsets[facet_index * 2 + 1] + global_col
 *                         #make sure one of the facets doesn't hang off the edge
 *                         if (e_1_row < 0 or e_1_row >= n_rows or             # <<<<<<<<<<<<<<
 *                             e_2_row < 0 or e_2_row >= n_rows or
 *                             e_1_col < 0 or e_1_col >= n_cols or
 */
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 *                             e_1_col < 0 or e_1_col >= n_cols or
 *                             e_2_col < 0 or e_2_col >= n_cols):
 *                             continue             # <<<<<<<<<<<<<<
 * 
 *                         block_cache.update_cache(e_1_row, e_1_col, &e_1_row_index, &e_1_col_index, &e_1_row_block_offset, &e_1_col_block_offset)
 */
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              /* "pygeoprocessing\routing\routing_core.pyx":835
 *                         e_2_col = e_2_offsets[facet_index * 2 + 1] + global_col
 *                         #make sure one of the facets doesn't hang off the edge
 *                         if (e_1_row < 0 or e_1_row >= n_rows or             # <<<<<<<<<<<<<<
 *                             e_2_row < 0 or e_2_row >= n_rows or
 *                             e_1_col < 0 or e_1_col >= n_cols or
 */
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 *                             continue
 * 
 *                         block_cache.update_cache(e_1_row, e_1_col, &e_1_row_index, &e_1_col_index, &e_1_row_block_offset, &e_1_col_block_offset)             # <<<<<<<<<<<<<<
 *                         block_cache.update_cache(e_2_row, e_2_col, &e_2_row_index, &e_2_col_index, &e_2_row_block_offset, &e_2_col_block_offset)
 * 
 */
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 * 
 *                         block_cache.update_cache(e_1_row, e_1_col, &e_1_row_index, &e_1_col_index, &e_1_row_block_offset, &e_1_col_block_offset)
 *                         block_cache.update_cache(e_2_row, e_2_col, &e_2_row_index, &e_2_col_index, &e_2_row_block_offset, &e_2_col_block_offset)             # <<<<<<<<<<<<<<
 * 
 *                         e_1 = dem_block[e_1_row_index, e_1_col_index, e_1_row_block_offset, e_1_col_block_offset]
 */
            ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_e_2_row, __pyx_v_e_2_col, (&__pyx_v_e_2_row_index), (&__pyx_v_e_2_col_index), (&__pyx_v_e_2_row_block_offset), (&__pyx_v_e_2_col_block_offset));

            /* "pygeoprocessing\routing\routing_core.pyx":844
 *                         block_cache.update_cache(e_2_row, e_2_col, &e_2_row_index, &e_2_col_index, &e_2_row_block_offset, &e_2_col_block_offset)
 * 
 *                         e_1 = dem_block[e_1_row_index, e_1_col_index, e_1_row_block_offset, e_1_col_block_offset]             # <<<<<<<<<<<<<<
 *                         e_2 = dem_block[e_2_row_index, e_2_col_index, e_2_row_block_offset, e_2_col_block_offset]
 * 
 */
            __pyx_t_37 = __pyx_v_e_1_row_index;
            __pyx_t_38 = __pyx_v_e_1_col_index;
            __pyx_t_39 = __pyx_v_e_1_row_block_offset;
            __pyx_t_40 = __pyx_v_e_1_col_block_offset;
            __pyx_v_e_1 = (*__Pyx_BufPtrStrided4d(npy_float64 *, __pyx_pybuffernd_dem_block.rcbuffer->pybuffer.buf, __pyx_t_37, __pyx_pybuffernd_dem_block.diminfo[0].strides, __pyx_t_38, __pyx_pybuffernd_dem_block.diminfo[1].strides, __pyx_t_39, __pyx_pybuffernd_dem_block.diminfo[2].strides, __pyx_t_40, __pyx_pybuffernd_dem_block.diminfo[3].strides));

            /* "pygeoprocessing\routing\routing_core.pyx":845
 * 
 *                         e_1 = dem_block[e_1_row_index, e_1_col_index, e_1_row_block_offset, e_1_col_block_offset]
 *                         e_2 = dem_block[e_2_row_index, e_2_col_index, e_2_row_block_offset, e_2_col_block_offset]             # <<<<<<<<<<<<<<
 * 
 *                         if e_1 == dem_nodata and e_2 == dem_nodata:
 */
            __pyx_t_41 = __pyx_v_e_2_row_index;
            __pyx_t_42 = __pyx_v_e_2_col_index;
            __pyx_t_43 = __pyx_v_e_2_row_block_offset;
            __pyx_t_44 = __pyx_v_e_2_col_block_offset;
            __pyx_v_e_2 = (*__Pyx_BufPtrStrided4d(npy_float64 *, __pyx_pybuffernd_dem_block.rcbuffer->pybuffer.buf, __pyx_t_41, __pyx_pybuffernd_dem_block.diminfo[0].strides, __pyx_t_42, __pyx_pybuffernd_dem_block.diminfo[1].strides, __pyx_t_43, __pyx_pybuffernd_dem_block.diminfo[2].strides, __pyx_t_44, __pyx_pybuffernd_dem_block.diminfo[3].strides));

            /* "pygeoprocessing\routing\routing_core.pyx":847
 *                         e_2 = dem_block[e_2_row_index, e_2_col_index, e_2_row_block_offset, e_2_col_block_offset]
 * 
 *                         if e_1 == dem_nodata and e_2 == dem_nodata:             # <<<<<<<<<<<<<<
 *                             continue
 * 
 */
            __pyx_t_36 = ((__pyx_v_e_1 == __pyx_v_dem_nodata) != 0);
            if (__pyx_t_36) {
            } else {
              __pyx_t_6 = __pyx_t_36;
              goto __pyx_L30_bool_binop_done;
            }
            __pyx_t_36 = ((__pyx_v_e_2 == __pyx_v_dem_nodata) != 0);
            __pyx_t_6 = __pyx_t_36;
            __pyx_L30_bool_binop_done:;
            if (__pyx_t_6) {

              /* "pygeoprocessing\routing\routing_core.pyx":848
 * 
 *                         if e_1 == dem_nodata and e_2 == dem_nodata:
 *                             continue             # <<<<<<<<<<<<<<
 * 
 *                         #s_1 is slope along straight edge
 */
              goto __pyx_L18_continue;

              /* "pygeoprocessing\routing\routing_core.pyx":847
 *                         e_2 = dem_block[e_2_row_index, e_2_col_index, e_2_row_block_offset, e_2_col_block_offset]
 * 
 *                         if e_1 == dem_nodata and e_2 == dem_nodata:             # <<<<<<<<<<<<<<
 *                             continue
 * 
 */
            }

            /* "pygeoprocessing\routing\routing_core.pyx":851
 * 
 *                         #s_1 is slope along straight edge
 *                         s_1 = (e_0 - e_1) / d_1 #Eqn 1             # <<<<<<<<<<<<<<
 *                         #slope along diagonal edge
 *                         s_2 = (e_1 - e_2) / d_2 #Eqn 2
 */
            __pyx_v_s_1 = ((__pyx_v_e_0 - __pyx_v_e_1) / __pyx_v_d_1);

            /* "pygeoprocessing\routing\routing_core.pyx":853
 *                         s_1 = (e_0 - e_1) / d_1 #Eqn 1
 *                         #slope along diagonal edge
 *                         s_2 = (e_1 - e_2) / d_2 #Eqn 2             # <<<<<<<<<<<<<<
 * 
 *                         #can't calculate flow direction if one of the facets is nodata
 */
            __pyx_v_s_2 = ((__pyx_v_e_1 - __pyx_v_e_2) / __pyx_v_d_2);

            /* "pygeoprocessing\routing\routing_core.pyx":856
 * 
 *                         #can't calculate flow direction if one of the facets is nodata
 *                         if e_1 == dem_nodata or e_2 == dem_nodata:             # <<<<<<<<<<<<<<
 *                             #calc max slope here
 *                             if e_1 != dem_nodata and facet_index % 2 == 0 and e_1 < e_0:
 */
            __pyx_t_36 = ((__pyx_v_e_1 == __pyx_v_dem_nodata) != 0);
            if (!__pyx_t_36) {
            } else {
              __pyx_t_6 = __pyx_t_36;
              goto __pyx_L33_bool_binop_done;
            }
            __pyx_t_36 = ((__pyx_v_e_2 == __pyx_v_dem_nodata) != 0);
            __pyx_t_6 = __pyx_t_36;
            __pyx_L33_bool_binop_done:;
            if (__pyx_t_6) {

              /* "pygeoprocessing\routing\routing_core.pyx":858
 *                         if e_1 == dem_nodata or e_2 == dem_nodata:
 *                             #calc max slope here
 *                             if e_1 != dem_nodata and facet_index % 2 == 0 and e_1 < e_0:             # <<<<<<<<<<<<<<
 *                                 #straight line to next pixel
 *                                 slope = s_1
 */
              __pyx_t_36 = ((__pyx_v_e_1 != __pyx_v_dem_nodata) != 0);
              if (__pyx_t_36) {
              } else {
                __pyx_t_6 = __pyx_t_36;
                goto __pyx_L36_bool_binop_done;
              }
              __pyx_t_36 = (((__pyx_v_facet_index % 2) == 0) != 0);
              if (__pyx_t_36) {
              } else {
                __pyx_t_6 = __pyx_t_36;
                goto __pyx_L36_bool_binop_done;
              }
              __pyx_t_36 = ((__pyx_v_e_1 < __pyx_v_e_0) != 0);
              __pyx_t_6 = __pyx_t_36;
              __pyx_L36_bool_binop_done:;
              if (__pyx_t_6) {

                /* "pygeoprocessing\routing\routing_core.pyx":860
 *                             if e_1 != dem_nodata and facet_index % 2 == 0 and e_1 < e_0:
 *                                 #straight line to next pixel
 *                                 slope = s_1             # <<<<<<<<<<<<<<
 *                                 flow_direction = 0
 *                             elif e_2 != dem_nodata and facet_index % 2 == 1 and e_2 < e_0:
 */
                __pyx_v_slope = __pyx_v_s_1;

                /* "pygeoprocessing\routing\routing_core.pyx":861
 *                                 #straight line to next pixel
 *                                 slope = s_1
 *                                 flow_direction = 0             # <<<<<<<<<<<<<<
 *                             elif e_2 != dem_nodata and facet_index % 2 == 1 and e_2 < e_0:
 *                                 #diagonal line to next pixel
 */
                __pyx_v_flow_direction = 0.0;

                /* "pygeoprocessing\routing\routing_core.pyx":858
 *                         if e_1 == dem_nodata or e_2 == dem_nodata:
 *                             #calc max slope here
 *                             if e_1 != dem_nodata and facet_index % 2 == 0 and e_1 < e_0:             # <<<<<<<<<<<<<<
 *                                 #straight line to next pixel
 *                                 slope = s_1
 */
                goto __pyx_L35;
              }

              /* "pygeoprocessing\routing\routing_core.pyx":862
 *                                 slope = s_1
 *                                 flow_direction = 0
 *                             elif e_2 != dem_nodata and facet_index % 2 == 1 and e_2 < e_0:             # <<<<<<<<<<<<<<
 *                                 #diagonal line to next pixel
 *                                 slope = (e_0 - e_2) / sqrt(d_1 **2 + d_2 ** 2)
 */
              __pyx_t_36 = ((__pyx_v_e_2 != __pyx_v_dem_nodata) != 0);
              if (__pyx_t_36) {
              } else {
                __pyx_t_6 = __pyx_t_36;
                goto __pyx_L39_bool_binop_done;
              }
              __pyx_t_36 = (((__pyx_v_facet_index % 2) == 1) != 0);
              if (__pyx_t_36) {
              } else {
                __pyx_t_6 = __pyx_t_36;
                goto __pyx_L39_bool_binop_done;
              }
              __pyx_t_36 = ((__pyx_v_e_2 < __pyx_v_e_0) != 0);
              __pyx_t_6 = __pyx_t_36;
              __pyx_L39_bool_binop_done:;
              if (__pyx_t_6) {

                /* "pygeoprocessing\routing\routing_core.pyx":864
 *                             elif e_2 != dem_nodata and facet_index % 2 == 1 and e_2 < e_0:
 *                                 #diagonal line to next pixel
 *                                 slope = (e_0 - e_2) / sqrt(d_1 **2 + d_2 ** 2)             # <<<<<<<<<<<<<<
 *                                 flow_direction = max_r
 *                             else:
 */
                __pyx_v_slope = ((__pyx_v_e_0 - __pyx_v_e_2) / sqrt((pow(__pyx_v_d_1, 2.0) + pow(__pyx_v_d_2, 2.0))));

                /* "pygeoprocessing\routing\routing_core.pyx":865
 *                                 #diagonal line to next pixel
 *                                 slope = (e_0 - e_2) / sqrt(d_1 **2 + d_2 ** 2)
 *                                 flow_direction = max_r             # <<<<<<<<<<<<<<
 *                             else:
 *                                 continue
 */
                __pyx_v_flow_direction = __pyx_v_max_r;

                /* "pygeoprocessing\routing\routing_core.pyx":862
 *                                 slope = s_1
 *                                 flow_direction = 0
 *                             elif e_2 != dem_nodata and facet_index % 2 == 1 and e_2 < e_0:             # <<<<<<<<<<<<<<
 *                                 #diagonal line to next pixel
 *                                 slope = (e_0 - e_2) / sqrt(d_1 **2 + d_2 ** 2)
 */
                goto __pyx_L35;
              }

              /* "pygeoprocessing\routing\routing_core.pyx":867
 *                                 flow_direction = max_r
 *                             else:
 *                                 continue             # <<<<<<<<<<<<<<
 *                         else:
 *                             #both facets are defined, this is the core of
 */
              /*else*/ {
                goto __pyx_L18_continue;
              }
              __pyx_L35:;

              /* "pygeoprocessing\routing\routing_core.pyx":856
 * 
 *                         #can't calculate flow direction if one of the facets is nodata
 *                         if e_1 == dem_nodata or e_2 == dem_nodata:             # <<<<<<<<<<<<<<
 *                             #calc max slope here
 *                             if e_1 != dem_nodata and facet_index % 2 == 0 and e_1 < e_0:
 */
              goto __pyx_L32;
            }

            /* "pygeoprocessing\routing\routing_core.pyx":871
 *                             #both facets are defined, this is the core of
 *                             #d-infinity algorithm
 *                             flow_direction = atan2(s_2, s_1) #Eqn 3             # <<<<<<<<<<<<<<
 * 
 *                             if flow_direction < 0: #Eqn 4
 */
            /*else*/ {
              __pyx_v_flow_direction = atan2(__pyx_v_s_2, __pyx_v_s_1);

              /* "pygeoprocessing\routing\routing_core.pyx":873
 *                             flow_direction = atan2(s_2, s_1) #Eqn 3
 * 
 *                             if flow_direction < 0: #Eqn 4             # <<<<<<<<<<<<<<
 *                                 #If the flow direction goes off one side, set flow
 *                                 #direction to that side and the slope to the straight line
 */
              __pyx_t_6 = ((__pyx_v_flow_direction < 0.0) != 0);
              if (__pyx_t_6) {

                /* "pygeoprocessing\routing\routing_core.pyx":877
 *                                 #direction to that side and the slope to the straight line
 *                                 #distance slope
 *                                 flow_direction = 0             # <<<<<<<<<<<<<<
 *                                 slope = s_1
 *                             elif flow_direction > max_r: #Eqn 5
 */
                __pyx_v_flow_direction = 0.0;

                /* "pygeoprocessing\routing\routing_core.pyx":878
 *                                 #distance slope
 *                                 flow_direction = 0
 *                                 slope = s_1             # <<<<<<<<<<<<<<
 *                             elif flow_direction > max_r: #Eqn 5
 *                                 #If the flow direciton goes off the diagonal side, figure
 */
                __pyx_v_slope = __pyx_v_s_1;

                /* "pygeoprocessing\routing\routing_core.pyx":873
 *                             flow_direction = atan2(s_2, s_1) #Eqn 3
 * 
 *                             if flow_direction < 0: #Eqn 4             # <<<<<<<<<<<<<<
 *                                 #If the flow direction goes off one side, set flow
 *                                 #direction to that side and the slope to the straight line
 */
                goto __pyx_L42;
              }

              /* "pygeoprocessing\routing\routing_core.pyx":879
 *                                 flow_direction = 0
 *                                 slope = s_1
 *                             elif flow_direction > max_r: #Eqn 5             # <<<<<<<<<<<<<<
 *                                 #If the flow direciton goes off the diagonal side, figure
 *                                 #out what its value is and
 */
              __pyx_t_6 = ((__pyx_v_flow_direction > __pyx_v_max_r) != 0);
              if (__pyx_t_6) {

                /* "pygeoprocessing\routing\routing_core.pyx":882
 *                                 #If the flow direciton goes off the diagonal side, figure
 *                                 #out what its value is and
 *                                 flow_direction = max_r             # <<<<<<<<<<<<<<
 *                                 slope = (e_0 - e_2) / sqrt(d_1 ** 2 + d_2 ** 2)
 *                             else:
 */
                __pyx_v_flow_direction = __pyx_v_max_r;

                /* "pygeoprocessing\routing\routing_core.pyx":883
 *                                 #out what its value is and
 *                                 flow_direction = max_r
 *                                 slope = (e_0 - e_2) / sqrt(d_1 ** 2 + d_2 ** 2)             # <<<<<<<<<<<<<<
 *                             else:
 *                                 slope = sqrt(s_1 ** 2 + s_2 ** 2) #Eqn 3
 */
                __pyx_v_slope = ((__pyx_v_e_0 - __pyx_v_e_2) / sqrt((pow(__pyx_v_d_1, 2.0) + pow(__pyx_v_d_2, 2.0))));

                /* "pygeoprocessing\routing\routing_core.pyx":879
 *                                 flow_direction = 0
 *                                 slope = s_1
 *                             elif flow_direction > max_r: #Eqn 5             # <<<<<<<<<<<<<<
 *                                 #If the flow direciton goes off the diagonal side, figure
 *                                 #out what its value is and
 */
                goto __pyx_L42;
              }

              /* "pygeoprocessing\routing\routing_core.pyx":885
 *                                 slope = (e_0 - e_2) / sqrt(d_1 ** 2 + d_2 ** 2)
 *                             else:
 *                                 slope = sqrt(s_1 ** 2 + s_2 ** 2) #Eqn 3             # <<<<<<<<<<<<<<
 * 
 *                         #update the maxes depending on the results above
 */
              /*else*/ {
                __pyx_v_slope = sqrt((pow(__pyx_v_s_1, 2.0) + pow(__pyx_v_s_2, 2.0)));
              }
              __pyx_L42:;
            }
            __pyx_L32:;

            /* "pygeoprocessing\routing\routing_core.pyx":888
 * 
 *                         #update the maxes depending on the results above
 *                         if slope > slope_max:             # <<<<<<<<<<<<<<
 *                             flow_direction_max_slope = flow_direction
 *                             slope_max = slope
 */
            __pyx_t_6 = ((__pyx_v_slope > __pyx_v_slope_max) != 0);
            if (__pyx_t_6) {

              /* "pygeoprocessing\routing\routing_core.pyx":889
 *                         #update the maxes depending on the results above
 *                         if slope > slope_max:
 *                             flow_direction_max_slope = flow_direction             # <<<<<<<<<<<<<<
 *                             slope_max = slope
 *                             max_index = facet_index
 */
              __pyx_v_flow_direction_max_slope = __pyx_v_flow_direction;

              /* "pygeoprocessing\routing\routing_core.pyx":890
 *                         if slope > slope_max:
 *                             flow_direction_max_slope = flow_direction
 *                             slope_max = slope             # <<<<<<<<<<<<<<
 *                             max_index = facet_index
 * 
 */
              __pyx_v_slope_max = __pyx_v_slope;

              /* "pygeoprocessing\routing\routing_core.pyx":891
 *                             flow_direction_max_slope = flow_direction
 *                             slope_max = slope
 *                             max_index = facet_index             # <<<<<<<<<<<<<<
 * 
 *                     #if there's a downward slope, save the flow direction
 */
              __pyx_v_max_index = __pyx_v_facet_index;

              /* "pygeoprocessing\routing\routing_core.pyx":888
 * 
 *                         #update the maxes depending on the results above
 *                         if slope > slope_max:             # <<<<<<<<<<<<<<
 *                             flow_direction_max_slope = flow_direction
 *                             slope_max = slope
 */
            }
            __pyx_L18_continue:;
          }

          /* "pygeoprocessing\routing\routing_core.pyx":894
 * 
 *                     #if there's a downward slope, save the flow direction
 *                     if slope_max > 0:             # <<<<<<<<<<<<<<
 *                         flow_block[e_0_row_index, e_0_col_index, e_0_row_block_offset, e_0_col_block_offset] = (
 *                             a_f[max_index] * flow_direction_max_slope +
 */
          __pyx_t_6 = ((__pyx_v_slope_max > 0.0) != 0);
          if (__pyx_t_6) {

            /* "pygeoprocessing\routing\routing_core.pyx":895
 *                     #if there's a downward slope, save the flow direction
 *                     if slope_max > 0:
 *                         flow_block[e_0_row_index, e_0_col_index, e_0_row_block_offset, e_0_col_block_offset] = (             # <<<<<<<<<<<<<<
 *                             a_f[max_index] * flow_direction_max_slope +
 *                             a_c[max_index] * PI / 2.0)
 */
            __pyx_t_45 = __pyx_v_e_0_row_index;
            __pyx_t_46 = __pyx_v_e_0_col_index;
            __pyx_t_47 = __pyx_v_e_0_row_block_offset;
            __pyx_t_48 = __pyx_v_e_0_col_block_offset;
            *__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_flow_block.rcbuffer->pybuffer.buf, __pyx_t_45, __pyx_pybuffernd_flow_block.diminfo[0].strides, __pyx_t_46, __pyx_pybuffernd_flow_block.diminfo[1].strides, __pyx_t_47, __pyx_pybuffernd_flow_block.diminfo[2].strides, __pyx_t_48, __pyx_pybuffernd_flow_block.diminfo[3].strides) = (((__pyx_v_a_f[__pyx_v_max_index]) * __pyx_v_flow_direction_max_slope) + (((__pyx_v_a_c[__pyx_v_max_index]) * __pyx_v_15pygeoprocessing_7routing_12routing_core_PI) / 2.0));

            /* "pygeoprocessing\routing\routing_core.pyx":898
 *                             a_f[max_index] * flow_direction_max_slope +
 *                             a_c[max_index] * PI / 2.0)
 *                         cache_dirty[e_0_row_index, e_0_col_index] = 1             # <<<<<<<<<<<<<<
 * 
 *     block_cache.flush_cache()
 */
            __pyx_t_49 = __pyx_v_e_0_row_index;
            __pyx_t_50 = __pyx_v_e_0_col_index;
            *__Pyx_BufPtrStrided2d(npy_byte *, __pyx_pybuffernd_cache_dirty.rcbuffer->pybuffer.buf, __pyx_t_49, __pyx_pybuffernd_cache_dirty.diminfo[0].strides, __pyx_t_50, __pyx_pybuffernd_cache_dirty.diminfo[1].strides) = 1;

            /* "pygeoprocessing\routing\routing_core.pyx":894
 * 
 *                     #if there's a downward slope, save the flow direction
 *                     if slope_max > 0:             # <<<<<<<<<<<<<<
 *                         flow_block[e_0_row_index, e_0_col_index, e_0_row_block_offset, e_0_col_block_offset] = (
 *                             a_f[max_index] * flow_direction_max_slope +
 */
          }
          __pyx_L15_continue:;
        }
      }
    }
  }

  /* "pygeoprocessing\routing\routing_core.pyx":900
 *                         cache_dirty[e_0_row_index, e_0_col_index] = 1
 * 
 *     block_cache.flush_cache()             # <<<<<<<<<<<<<<
 *     flow_band = None
 *     gdal.Dataset.__swig_destroy__(flow_direction_dataset)
 */
  ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->flush_cache(__pyx_v_block_cache);

  /* "pygeoprocessing\routing\routing_core.pyx":901
 * 
 *     block_cache.flush_cache()
 *     flow_band = None             # <<<<<<<<<<<<<<
 *     gdal.Dataset.__swig_destroy__(flow_direction_dataset)
 *     flow_direction_dataset = None
 */
  __Pyx_INCREF(Py_None);
  __Pyx_DECREF_SET(__pyx_v_flow_band, Py_None);

  /* "pygeoprocessing\routing\routing_core.pyx":902
 *     block_cache.flush_cache()
 *     flow_band = None
 *     gdal.Dataset.__swig_destroy__(flow_direction_dataset)             # <<<<<<<<<<<<<<
 *     flow_direction_dataset = None
 *     geoprocessing.calculate_raster_stats_uri(flow_direction_uri)
 */
  __pyx_t_1 = __Pyx_GetModuleGlobalName(__pyx_n_s_gdal); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 902; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_t_1);
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 *                 row_block_offset, col_block_offset] = 0
 *             processed_cell_block[row_index, col_index,
 *                 row_block_offset, col_block_offset] = 1             # <<<<<<<<<<<<<<
 *             cache_dirty[row_index, col_index] = 1
 *         elif outflow_direction == outflow_direction_nodata:
 */
      __pyx_t_61 = __pyx_v_row_index;
      __pyx_t_62 = __pyx_v_col_index;
      __pyx_t_63 = __pyx_v_row_block_offset;
      __pyx_t_64 = __pyx_v_col_block_offset;
      *__Pyx_BufPtrStrided4d(npy_int8 *, __pyx_pybuffernd_processed_cell_block.rcbuffer->pybuffer.buf, __pyx_t_61, __pyx_pybuffernd_processed_cell_block.diminfo[0].strides, __pyx_t_62, __pyx_pybuffernd_processed_cell_block.diminfo[1].strides, __pyx_t_63, __pyx_pybuffernd_processed_cell_block.diminfo[2].strides, __pyx_t_64, __pyx_pybuffernd_processed_cell_block.diminfo[3].strides) = 1;

      /* "pygeoprocessing\routing\routing_core.pyx":1117
 *             processed_cell_block[row_index, col_index,
 *                 row_block_offset, col_block_offset] = 1
 *             cache_dirty[row_index, col_index] = 1             # <<<<<<<<<<<<<<
 *         elif outflow_direction == outflow_direction_nodata:
 *             current_distance = INF
 */
      __pyx_t_65 = __pyx_v_row_index;
      __pyx_t_66 = __pyx_v_col_index;
      *__Pyx_BufPtrStrided2d(npy_byte *, __pyx_pybuffernd_cache_dirty.rcbuffer->pybuffer.buf, __pyx_t_65, __pyx_pybuffernd_cache_dirty.diminfo[0].strides, __pyx_t_66, __pyx_pybuffernd_cache_dirty.diminfo[1].strides) = 1;

      /* "pygeoprocessing\routing\routing_core.pyx":1112
 *             row_index, col_index, row_block_offset,
 *             col_block_offset]
 *         if current_stream == 1:             # <<<<<<<<<<<<<<
 *             distance_block[row_index, col_index,
 *                 row_block_offset, col_block_offset] = 0
 */
      goto __pyx_L21;
    }

    /* "pygeoprocessing\routing\routing_core.pyx":1118
 *                 row_block_offset, col_block_offset] = 1
 *             cache_dirty[row_index, col_index] = 1
 *         elif outflow_direction == outflow_direction_nodata:             # <<<<<<<<<<<<<<
 *             current_distance = INF
 *         elif processed_cell_block[row_index, col_index, row_block_offset,
 */
    __pyx_t_20 = ((__pyx_v_outflow_direction == __pyx_v_outflow_direction_nodata) != 0);
    if (__pyx_t_20) {

      /* "pygeoprocessing\routing\routing_core.pyx":1119
 *             cache_dirty[row_index, col_index] = 1
 *         elif outflow_direction == outflow_direction_nodata:
 *             current_distance = INF             # <<<<<<<<<<<<<<
 *         elif processed_cell_block[row_index, col_index, row_block_offset,
 *                 col_block_offset] == 0:
 */
      __pyx_v_current_distance = __pyx_v_INF;

      /* "pygeoprocessing\routing\routing_core.pyx":1118
 *                 row_block_offset, col_block_offset] = 1
 *             cache_dirty[row_index, col_index] = 1
 *         elif outflow_direction == outflow_direction_nodata:             # <<<<<<<<<<<<<<
 *             current_distance = INF
 *         elif processed_cell_block[row_index, col_index, row_block_offset,
 */
      goto __pyx_L21;
    }

    /* "pygeoprocessing\routing\routing_core.pyx":1120
 *         elif outflow_direction == outflow_direction_nodata:
 *             current_distance = INF
 *         elif processed_cell_block[row_index, col_index, row_block_offset,             # <<<<<<<<<<<<<<
 *                 col_block_offset] == 0:
 *             #add downstream distance to current distance
 */
    __pyx_t_67 = __pyx_v_row_index;
    __pyx_t_68 = __pyx_v_col_index;
    __pyx_t_69 = __pyx_v_row_block_offset;
    __pyx_t_70 = __pyx_v_col_block_offset;

    /* "pygeoprocessing\routing\routing_core.pyx":1121
 *             current_distance = INF
 *         elif processed_cell_block[row_index, col_index, row_block_offset,
 *                 col_block_offset] == 0:             # <<<<<<<<<<<<<<
 *             #add downstream distance to current distance
 * 
 */
    __pyx_t_20 = (((*__Pyx_BufPtrStrided4d(npy_int8 *, __pyx_pybuffernd_processed_cell_block.rcbuffer->pybuffer.buf, __pyx_t_67, __pyx_pybuffernd_processed_cell_block.diminfo[0].strides, __pyx_t_68, __pyx_pybuffernd_processed_cell_block.diminfo[1].strides, __pyx_t_69, __pyx_pybuffernd_processed_cell_block.diminfo[2].strides, __pyx_t_70, __pyx_pybuffernd_processed_cell_block.diminfo[3].strides)) == 0) != 0);

    /* "pygeoprocessing\routing\routing_core.pyx":1120
 *         elif outflow_direction == outflow_direction_nodata:
 *             current_distance = INF
 *         elif processed_cell_block[row_index, col_index, row_block_offset,             # <<<<<<<<<<<<<<
 *                 col_block_offset] == 0:
 *             #add downstream distance to current distance
 */
    if (__pyx_t_20) {

      /* "pygeoprocessing\routing\routing_core.pyx":1124
 *             #add downstream distance to current distance
 * 
 *             outflow_weight = outflow_weights_block[             # <<<<<<<<<<<<<<
 *                 row_index, col_index, row_block_offset,
 *                 col_block_offset]
 */
      __pyx_t_71 = __pyx_v_row_index;
      __pyx_t_72 = __pyx_v_col_index;
      __pyx_t_73 = __pyx_v_row_block_offset;
      __pyx_t_74 = __pyx_v_col_block_offset;
      __pyx_v_outflow_weight = (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_outflow_weights_block.rcbuffer->pybuffer.buf, __pyx_t_71, __pyx_pybuffernd_outflow_weights_block.diminfo[0].strides, __pyx_t_72, __pyx_pybuffernd_outflow_weights_block.diminfo[1].strides, __pyx_t_73, __pyx_pybuffernd_outflow_weights_block.diminfo[2].strides, __pyx_t_74, __pyx_pybuffernd_outflow_weights_block.diminfo[3].strides));

      /* "pygeoprocessing\routing\routing_core.pyx":1128
 *                 col_block_offset]
 * 
 *             if factor_exists:             # <<<<<<<<<<<<<<
 *                 factor = factor_block[
 *                     row_index, col_index, row_block_offset, col_block_offset]
 */
      __pyx_t_20 = (__pyx_v_factor_exists != 0);
      if (__pyx_t_20) {

        /* "pygeoprocessing\routing\routing_core.pyx":1129
 * 
 *             if factor_exists:
 *                 factor = factor_block[             # <<<<<<<<<<<<<<
 *                     row_index, col_index, row_block_offset, col_block_offset]
 *             else:
 */
        __pyx_t_75 = __pyx_v_row_index;
        __pyx_t_76 = __pyx_v_col_index;
        __pyx_t_77 = __pyx_v_row_block_offset;
        __pyx_t_78 = __pyx_v_col_block_offset;
        __pyx_v_factor = (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_factor_block.rcbuffer->pybuffer.buf, __pyx_t_75, __pyx_pybuffernd_factor_block.diminfo[0].strides, __pyx_t_76, __pyx_pybuffernd_factor_block.diminfo[1].strides, __pyx_t_77, __pyx_pybuffernd_factor_block.diminfo[2].strides, __pyx_t_78, __pyx_pybuffernd_factor_block.diminfo[3].strides));

        /* "pygeoprocessing\routing\routing_core.pyx":1128
 *                 col_block_offset]
 * 
 *             if factor_exists:             # <<<<<<<<<<<<<<
 *                 factor = factor_block[
 *                     row_index, col_index, row_block_offset, col_block_offset]
 */
        goto __pyx_L22;
      }

      /* "pygeoprocessing\routing\routing_core.pyx":1132
 *                     row_index, col_index, row_block_offset, col_block_offset]
 *             else:
 *                 factor = 1.0             # <<<<<<<<<<<<<<
 * 
 *             for neighbor_index in xrange(2):
 */
      /*else*/ {
        __pyx_v_factor = 1.0;
      }
      __pyx_L22:;

      /* "pygeoprocessing\routing\routing_core.pyx":1134
 *                 factor = 1.0
 * 
 *             for neighbor_index in xrange(2):             # <<<<<<<<<<<<<<
 *                 #check if downstream neighbors are calcualted
 *                 if neighbor_index == 1:
 */
      for (__pyx_t_12 = 0; __pyx_t_12 < 2; __pyx_t_12+=1) {
        __pyx_v_neighbor_index = __pyx_t_12;

        /* "pygeoprocessing\routing\routing_core.pyx":1136
 *             for neighbor_index in xrange(2):
 *                 #check if downstream neighbors are calcualted
 *                 if neighbor_index == 1:             # <<<<<<<<<<<<<<
 *                     outflow_direction = (outflow_direction + 1) % 8
 *                     outflow_weight = (1.0 - outflow_weight)
 */
        __pyx_t_20 = ((__pyx_v_neighbor_index == 1) != 0);
        if (__pyx_t_20) {

          /* "pygeoprocessing\routing\routing_core.pyx":1137
 *                 #check if downstream neighbors are calcualted
 *                 if neighbor_index == 1:
 *                     outflow_direction = (outflow_direction + 1) % 8             # <<<<<<<<<<<<<<
 *                     outflow_weight = (1.0 - outflow_weight)
 * 
 */
          __pyx_v_outflow_direction = ((__pyx_v_outflow_direction + 1) % 8);

          /* "pygeoprocessing\routing\routing_core.pyx":1138
 *                 if neighbor_index == 1:
 *                     outflow_direction = (outflow_direction + 1) % 8
 *                     outflow_weight = (1.0 - outflow_weight)             # <<<<<<<<<<<<<<
 * 
 *                 if outflow_weight <= 0.0:
 */
          __pyx_v_outflow_weight = (1.0 - __pyx_v_outflow_weight);

          /* "pygeoprocessing\routing\routing_core.pyx":1136
 *             for neighbor_index in xrange(2):
 *                 #check if downstream neighbors are calcualted
 *                 if neighbor_index == 1:             # <<<<<<<<<<<<<<
 *                     outflow_direction = (outflow_direction + 1) % 8
 *                     outflow_weight = (1.0 - outflow_weight)
 */
        }

        /* "pygeoprocessing\routing\routing_core.pyx":1140
 *                     outflow_weight = (1.0 - outflow_weight)
 * 
 *                 if outflow_weight <= 0.0:             # <<<<<<<<<<<<<<
 *                     continue
 * 
 */
        __pyx_t_20 = ((__pyx_v_outflow_weight <= 0.0) != 0);
        if (__pyx_t_20) {

          /* "pygeoprocessing\routing\routing_core.pyx":1141
 * 
 *                 if outflow_weight <= 0.0:
 *                     continue             # <<<<<<<<<<<<<<
 * 
 *                 neighbor_row = global_row + row_offsets[outflow_direction]
 */
          goto __pyx_L23_continue;

          /* "pygeoprocessing\routing\routing_core.pyx":1140
 *                     outflow_weight = (1.0 - outflow_weight)
 * 
 *                 if outflow_weight <= 0.0:             # <<<<<<<<<<<<<<
 *                     continue
 * 
 */
        }

        /* "pygeoprocessing\routing\routing_core.pyx":1143
 *                     continue
 * 
 *                 neighbor_row = global_row + row_offsets[outflow_direction]             # <<<<<<<<<<<<<<
 *                 neighbor_col = global_col + col_offsets[outflow_direction]
 *                 if (neighbor_row < 0 or neighbor_row >= n_rows or
 */
        __pyx_v_neighbor_row = (__pyx_v_global_row + (__pyx_v_row_offsets[__pyx_v_outflow_direction]));

        /* "pygeoprocessing\routing\routing_core.pyx":1144
 * 
 *                 neighbor_row = global_row + row_offsets[outflow_direction]
 *                 neighbor_col = global_col + col_offsets[outflow_direction]             # <<<<<<<<<<<<<<
 *                 if (neighbor_row < 0 or neighbor_row >= n_rows or
 *                         neighbor_col < 0 or neighbor_col >= n_cols):
 */
        __pyx_v_neighbor_col = (__pyx_v_global_col + (__pyx_v_col_offsets[__pyx_v_outflow_direction]));

        /* "pygeoprocessing\routing\routing_core.pyx":1145
 *                 neighbor_row = global_row + row_offsets[outflow_direction]
 *                 neighbor_col = global_col + col_offsets[outflow_direction]
 *                 if (neighbor_row < 0 or neighbor_row >= n_rows or             # <<<<<<<<<<<<<<
 *                         neighbor_col < 0 or neighbor_col >= n_cols):
 *                     #out of bounds
 */
        __pyx_t_79 = ((__pyx_v_neighbor_row < 0) != 0);
        if (!__pyx_t_79) {
        } else {
          __pyx_t_20 = __pyx_t_79;
          goto __pyx_L28_bool_binop_done;
        }
        __pyx_t_79 = ((__pyx_v_neighbor_row >= __pyx_v_n_rows) != 0);
        if (!__pyx_t_79) {
        } else {
          __pyx_t_20 = __pyx_t_79;
          goto __pyx_L28_bool_binop_done;
        }

        /* "pygeoprocessing\routing\routing_core.pyx":1146
 *                 neighbor_col = global_col + col_offsets[outflow_direction]
 *                 if (neighbor_row < 0 or neighbor_row >= n_rows or
 *                         neighbor_col < 0 or neighbor_col >= n_cols):             # <<<<<<<<<<<<<<
 *                     #out of bounds
 *                     continue
 */
        __pyx_t_79 = ((__pyx_v_neighbor_col < 0) != 0);
        if (!__pyx_t_79) {
        } else {
          __pyx_t_20 = __pyx_t_79;
          goto __pyx_L28_bool_binop_done;
        }
        __pyx_t_79 = ((__pyx_v_neighbor_col >= __pyx_v_n_cols) != 0);
        __pyx_t_20 = __pyx_t_79;
        __pyx_L28_bool_binop_done:;

        /* "pygeoprocessing\routing\routing_core.pyx":1145
 *                 neighbor_row = global_row + row_offsets[outflow_direction]
 *                 neighbor_col = global_col + col_offsets[outflow_direction]
 *                 if (neighbor_row < 0 or neighbor_row >= n_rows or             # <<<<<<<<<<<<<<
 *                         neighbor_col < 0 or neighbor_col >= n_cols):
 *                     #out of bounds
 */
        if (__pyx_t_20) {

          /* "pygeoprocessing\routing\routing_core.pyx":1148
 *                         neighbor_col < 0 or neighbor_col >= n_cols):
 *                     #out of bounds
 *                     continue             # <<<<<<<<<<<<<<
 * 
 *                 block_cache.update_cache(
 */
          goto __pyx_L23_continue;

          /* "pygeoprocessing\routing\routing_core.pyx":1145
 *                 neighbor_row = global_row + row_offsets[outflow_direction]
 *                 neighbor_col = global_col + col_offsets[outflow_direction]
 *                 if (neighbor_row < 0 or neighbor_row >= n_rows or             # <<<<<<<<<<<<<<
 *                         neighbor_col < 0 or neighbor_col >= n_cols):
 *                     #out of bounds
 */
        }

        /* "pygeoprocessing\routing\routing_core.pyx":1150
 *                     continue
 * 
 *                 block_cache.update_cache(             # <<<<<<<<<<<<<<
 *                     neighbor_row, neighbor_col, &neighbor_row_index,
 *                     &neighbor_col_index, &neighbor_row_block_offset,
 */
        ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_neighbor_row, __pyx_v_neighbor_col, (&__pyx_v_neighbor_row_index), (&__pyx_v_neighbor_col_index), (&__pyx_v_neighbor_row_block_offset), (&__pyx_v_neighbor_col_block_offset));

        /* "pygeoprocessing\routing\routing_core.pyx":1155
 *                     &neighbor_col_block_offset)
 * 
 *                 if stream_block[neighbor_row_index,             # <<<<<<<<<<<<<<
 *                         neighbor_col_index, neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == stream_nodata:
 */
        __pyx_t_80 = __pyx_v_neighbor_row_index;
        __pyx_t_81 = __pyx_v_neighbor_col_index;
        __pyx_t_82 = __pyx_v_neighbor_row_block_offset;
        __pyx_t_83 = __pyx_v_neighbor_col_block_offset;

        /* "pygeoprocessing\routing\routing_core.pyx":1157
 *                 if stream_block[neighbor_row_index,
 *                         neighbor_col_index, neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == stream_nodata:             # <<<<<<<<<<<<<<
 *                     #out of the valid raster entirely
 *                     continue
 */
        __pyx_t_20 = (((*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_stream_block.rcbuffer->pybuffer.buf, __pyx_t_80, __pyx_pybuffernd_stream_block.diminfo[0].strides, __pyx_t_81, __pyx_pybuffernd_stream_block.diminfo[1].strides, __pyx_t_82, __pyx_pybuffernd_stream_block.diminfo[2].strides, __pyx_t_83, __pyx_pybuffernd_stream_block.diminfo[3].strides)) == __pyx_v_stream_nodata) != 0);

        /* "pygeoprocessing\routing\routing_core.pyx":1155
 *                     &neighbor_col_block_offset)
 * 
 *                 if stream_block[neighbor_row_index,             # <<<<<<<<<<<<<<
 *                         neighbor_col_index, neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == stream_nodata:
 */
        if (__pyx_t_20) {

          /* "pygeoprocessing\routing\routing_core.pyx":1159
 *                         neighbor_col_block_offset] == stream_nodata:
 *                     #out of the valid raster entirely
 *                     continue             # <<<<<<<<<<<<<<
 * 
 *                 neighbor_distance = distance_block[
 */
          goto __pyx_L23_continue;

          /* "pygeoprocessing\routing\routing_core.pyx":1155
 *                     &neighbor_col_block_offset)
 * 
 *                 if stream_block[neighbor_row_index,             # <<<<<<<<<<<<<<
 *                         neighbor_col_index, neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == stream_nodata:
 */
        }

        /* "pygeoprocessing\routing\routing_core.pyx":1161
 *                     continue
 * 
 *                 neighbor_distance = distance_block[             # <<<<<<<<<<<<<<
 *                     neighbor_row_index, neighbor_col_index,
 *                     neighbor_row_block_offset, neighbor_col_block_offset]
 */
        __pyx_t_84 = __pyx_v_neighbor_row_index;
        __pyx_t_85 = __pyx_v_neighbor_col_index;
        __pyx_t_86 = __pyx_v_neighbor_row_block_offset;
        __pyx_t_87 = __pyx_v_neighbor_col_block_offset;
        __pyx_v_neighbor_distance = (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_distance_block.rcbuffer->pybuffer.buf, __pyx_t_84, __pyx_pybuffernd_distance_block.diminfo[0].strides, __pyx_t_85, __pyx_pybuffernd_distance_block.diminfo[1].strides, __pyx_t_86, __pyx_pybuffernd_distance_block.diminfo[2].strides, __pyx_t_87, __pyx_pybuffernd_distance_block.diminfo[3].strides));

        /* "pygeoprocessing\routing\routing_core.pyx":1165
 *                     neighbor_row_block_offset, neighbor_col_block_offset]
 * 
 *                 neighbor_outflow_direction = outflow_direction_block[             # <<<<<<<<<<<<<<
 *                     neighbor_row_index, neighbor_col_index,
 *                     neighbor_row_block_offset, neighbor_col_block_offset]
 */
        __pyx_t_88 = __pyx_v_neighbor_row_index;
        __pyx_t_89 = __pyx_v_neighbor_col_index;
        __pyx_t_90 = __pyx_v_neighbor_row_block_offset;
        __pyx_t_91 = __pyx_v_neighbor_col_block_offset;
        __pyx_v_neighbor_outflow_direction = (*__Pyx_BufPtrStrided4d(npy_int8 *, __pyx_pybuffernd_outflow_direction_block.rcbuffer->pybuffer.buf, __pyx_t_88, __pyx_pybuffernd_outflow_direction_block.diminfo[0].strides, __pyx_t_89, __pyx_pybuffernd_outflow_direction_block.diminfo[1].strides, __pyx_t_90, __pyx_pybuffernd_outflow_direction_block.diminfo[2].strides, __pyx_t_91, __pyx_pybuffernd_outflow_direction_block.diminfo[3].strides));

        /* "pygeoprocessing\routing\routing_core.pyx":1169
 *                     neighbor_row_block_offset, neighbor_col_block_offset]
 * 
 *                 neighbor_outflow_weight = outflow_weights_block[             # <<<<<<<<<<<<<<
 *                     neighbor_row_index, neighbor_col_index,
 *                     neighbor_row_block_offset, neighbor_col_block_offset]
 */
        __pyx_t_92 = __pyx_v_neighbor_row_index;
        __pyx_t_93 = __pyx_v_neighbor_col_index;
        __pyx_t_94 = __pyx_v_neighbor_row_block_offset;
        __pyx_t_95 = __pyx_v_neighbor_col_block_offset;
        __pyx_v_neighbor_outflow_weight = (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_outflow_weights_block.rcbuffer->pybuffer.buf, __pyx_t_92, __pyx_pybuffernd_outflow_weights_block.diminfo[0].strides, __pyx_t_93, __pyx_pybuffernd_outflow_weights_block.diminfo[1].strides, __pyx_t_94, __pyx_pybuffernd_outflow_weights_block.diminfo[2].strides, __pyx_t_95, __pyx_pybuffernd_outflow_weights_block.diminfo[3].strides));

        /* "pygeoprocessing\routing\routing_core.pyx":1173
 *                     neighbor_row_block_offset, neighbor_col_block_offset]
 * 
 *                 if processed_cell_block[neighbor_row_index, neighbor_col_index,             # <<<<<<<<<<<<<<
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == 0:
 */
        __pyx_t_96 = __pyx_v_neighbor_row_index;
        __pyx_t_97 = __pyx_v_neighbor_col_index;
        __pyx_t_98 = __pyx_v_neighbor_row_block_offset;
        __pyx_t_99 = __pyx_v_neighbor_col_block_offset;

        /* "pygeoprocessing\routing\routing_core.pyx":1175
 *                 if processed_cell_block[neighbor_row_index, neighbor_col_index,
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == 0:             # <<<<<<<<<<<<<<
 *                     neighbor_flat_index = neighbor_row * n_cols + neighbor_col
 *                     #insert into the processing queue if it's not already there
 */
        __pyx_t_20 = (((*__Pyx_BufPtrStrided4d(npy_int8 *, __pyx_pybuffernd_processed_cell_block.rcbuffer->pybuffer.buf, __pyx_t_96, __pyx_pybuffernd_processed_cell_block.diminfo[0].strides, __pyx_t_97, __pyx_pybuffernd_processed_cell_block.diminfo[1].strides, __pyx_t_98, __pyx_pybuffernd_processed_cell_block.diminfo[2].strides, __pyx_t_99, __pyx_pybuffernd_processed_cell_block.diminfo[3].strides)) == 0) != 0);

        /* "pygeoprocessing\routing\routing_core.pyx":1173
 *                     neighbor_row_block_offset, neighbor_col_block_offset]
 * 
 *                 if processed_cell_block[neighbor_row_index, neighbor_col_index,             # <<<<<<<<<<<<<<
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == 0:
 */
        if (__pyx_t_20) {

          /* "pygeoprocessing\routing\routing_core.pyx":1176
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == 0:
 *                     neighbor_flat_index = neighbor_row * n_cols + neighbor_col             # <<<<<<<<<<<<<<
 *                     #insert into the processing queue if it's not already there
 *                     if (cells_in_queue.find(flat_index) ==
 */
          __pyx_v_neighbor_flat_index = ((__pyx_v_neighbor_row * __pyx_v_n_cols) + __pyx_v_neighbor_col);

          /* "pygeoprocessing\routing\routing_core.pyx":1178
 *                     neighbor_flat_index = neighbor_row * n_cols + neighbor_col
 *                     #insert into the processing queue if it's not already there
 *                     if (cells_in_queue.find(flat_index) ==             # <<<<<<<<<<<<<<
 *                             cells_in_queue.end()):
 *                         visit_stack.push_back(flat_index)
 */
          __pyx_t_20 = ((__pyx_v_cells_in_queue.find(__pyx_v_flat_index) == __pyx_v_cells_in_queue.end()) != 0);
          if (__pyx_t_20) {

            /* "pygeoprocessing\routing\routing_core.pyx":1180
 *                     if (cells_in_queue.find(flat_index) ==
 *                             cells_in_queue.end()):
 *                         visit_stack.push_back(flat_index)             # <<<<<<<<<<<<<<
 *                         cells_in_queue.insert(flat_index)
 * 
 */
            __pyx_v_visit_stack.push_back(__pyx_v_flat_index);

            /* "pygeoprocessing\routing\routing_core.pyx":1181
 *                             cells_in_queue.end()):
 *                         visit_stack.push_back(flat_index)
 *                         cells_in_queue.insert(flat_index)             # <<<<<<<<<<<<<<
 * 
 *                     if (cells_in_queue.find(neighbor_flat_index) ==
 */
            try {
              __pyx_v_cells_in_queue.insert(__pyx_v_flat_index);
            } catch(...) {
              __Pyx_CppExn2PyErr();
              {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1181; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
            }

            /* "pygeoprocessing\routing\routing_core.pyx":1178
 *                     neighbor_flat_index = neighbor_row * n_cols + neighbor_col
 *                     #insert into the processing queue if it's not already there
 *                     if (cells_in_queue.find(flat_index) ==             # <<<<<<<<<<<<<<
 *                             cells_in_queue.end()):
 *                         visit_stack.push_back(flat_index)
 */
          }

          /* "pygeoprocessing\routing\routing_core.pyx":1183
 *                         cells_in_queue.insert(flat_index)
 * 
 *                     if (cells_in_queue.find(neighbor_flat_index) ==             # <<<<<<<<<<<<<<
 *                             cells_in_queue.end()):
 *                         visit_stack.push_front(neighbor_flat_index)
 */
          __pyx_t_20 = ((__pyx_v_cells_in_queue.find(__pyx_v_neighbor_flat_index) == __pyx_v_cells_in_queue.end()) != 0);
          if (__pyx_t_20) {

            /* "pygeoprocessing\routing\routing_core.pyx":1185
 *                     if (cells_in_queue.find(neighbor_flat_index) ==
 *                             cells_in_queue.end()):
 *                         visit_stack.push_front(neighbor_flat_index)             # <<<<<<<<<<<<<<
 *                         cells_in_queue.insert(neighbor_flat_index)
 * 
 */
            __pyx_v_visit_stack.push_front(__pyx_v_neighbor_flat_index);

            /* "pygeoprocessing\routing\routing_core.pyx":1186
 *                             cells_in_queue.end()):
 *                         visit_stack.push_front(neighbor_flat_index)
 *                         cells_in_queue.insert(neighbor_flat_index)             # <<<<<<<<<<<<<<
 * 
 *                     update_downstream = True
 */
            try {
              __pyx_v_cells_in_queue.insert(__pyx_v_neighbor_flat_index);
            } catch(...) {
              __Pyx_CppExn2PyErr();
              {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1186; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
            }

            /* "pygeoprocessing\routing\routing_core.pyx":1183
 *                         cells_in_queue.insert(flat_index)
 * 
 *                     if (cells_in_queue.find(neighbor_flat_index) ==             # <<<<<<<<<<<<<<
 *                             cells_in_queue.end()):
 *                         visit_stack.push_front(neighbor_flat_index)
 */
          }

          /* "pygeoprocessing\routing\routing_core.pyx":1188
 *                         cells_in_queue.insert(neighbor_flat_index)
 * 
 *                     update_downstream = True             # <<<<<<<<<<<<<<
 *                     neighbor_distance = 0.0
 * 
 */
          __pyx_v_update_downstream = 1;

          /* "pygeoprocessing\routing\routing_core.pyx":1189
 * 
 *                     update_downstream = True
 *                     neighbor_distance = 0.0             # <<<<<<<<<<<<<<
 * 
 *                 if outflow_direction % 2 == 1:
 */
          __pyx_v_neighbor_distance = 0.0;

          /* "pygeoprocessing\routing\routing_core.pyx":1173
 *                     neighbor_row_block_offset, neighbor_col_block_offset]
 * 
 *                 if processed_cell_block[neighbor_row_index, neighbor_col_index,             # <<<<<<<<<<<<<<
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == 0:
 */
        }

        /* "pygeoprocessing\routing\routing_core.pyx":1191
 *                     neighbor_distance = 0.0
 * 
 *                 if outflow_direction % 2 == 1:             # <<<<<<<<<<<<<<
 *                     #increase distance by a square root of 2 for diagonal
 *                     step_size = cell_size * 1.41421356237
 */
        __pyx_t_20 = (((__pyx_v_outflow_direction % 2) == 1) != 0);
        if (__pyx_t_20) {

          /* "pygeoprocessing\routing\routing_core.pyx":1193
 *                 if outflow_direction % 2 == 1:
 *                     #increase distance by a square root of 2 for diagonal
 *                     step_size = cell_size * 1.41421356237             # <<<<<<<<<<<<<<
 *                 else:
 *                     step_size = cell_size
 */
          __pyx_v_step_size = (__pyx_v_cell_size * 1.41421356237);

          /* "pygeoprocessing\routing\routing_core.pyx":1191
 *                     neighbor_distance = 0.0
 * 
 *                 if outflow_direction % 2 == 1:             # <<<<<<<<<<<<<<
 *                     #increase distance by a square root of 2 for diagonal
 *                     step_size = cell_size * 1.41421356237
 */
          goto __pyx_L36;
        }

        /* "pygeoprocessing\routing\routing_core.pyx":1195
 *                     step_size = cell_size * 1.41421356237
 *                 else:
 *                     step_size = cell_size             # <<<<<<<<<<<<<<
 * 
 *                 current_distance += (
 */
        /*else*/ {
          __pyx_v_step_size = __pyx_v_cell_size;
        }
        __pyx_L36:;

        /* "pygeoprocessing\routing\routing_core.pyx":1197
 *                     step_size = cell_size
 * 
 *                 current_distance += (             # <<<<<<<<<<<<<<
 *                     neighbor_distance + step_size * factor) * outflow_weight
 * 
 */
        __pyx_v_current_distance = (__pyx_v_current_distance + ((__pyx_v_neighbor_distance + (__pyx_v_step_size * __pyx_v_factor)) * __pyx_v_outflow_weight));
        __pyx_L23_continue:;
      }

      /* "pygeoprocessing\routing\routing_core.pyx":1120
 *         elif outflow_direction == outflow_direction_nodata:
 *             current_distance = INF
 *         elif processed_cell_block[row_index, col_index, row_block_offset,             # <<<<<<<<<<<<<<
 *                 col_block_offset] == 0:
 *             #add downstream distance to current distance
 */
    }
    __pyx_L21:;

    /* "pygeoprocessing\routing\routing_core.pyx":1200
 *                     neighbor_distance + step_size * factor) * outflow_weight
 * 
 *         if not update_downstream:             # <<<<<<<<<<<<<<
 *             #mark flat_index as processed
 *             block_cache.update_cache(
 */
    __pyx_t_20 = ((!(__pyx_v_update_downstream != 0)) != 0);
    if (__pyx_t_20) {

      /* "pygeoprocessing\routing\routing_core.pyx":1202
 *         if not update_downstream:
 *             #mark flat_index as processed
 *             block_cache.update_cache(             # <<<<<<<<<<<<<<
 *                 global_row, global_col, &row_index, &col_index,
 *                 &row_block_offset, &col_block_offset)
 */
      ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_global_row, __pyx_v_global_col, (&__pyx_v_row_index), (&__pyx_v_col_index), (&__pyx_v_row_block_offset), (&__pyx_v_col_block_offset));

      /* "pygeoprocessing\routing\routing_core.pyx":1206
 *                 &row_block_offset, &col_block_offset)
 *             processed_cell_block[row_index, col_index,
 *                 row_block_offset, col_block_offset] = 1             # <<<<<<<<<<<<<<
 *             distance_block[row_index, col_index,
 *                 row_block_offset, col_block_offset] = current_distance
 */
      __pyx_t_100 = __pyx_v_row_index;
      __pyx_t_101 = __pyx_v_col_index;
      __pyx_t_102 = __pyx_v_row_block_offset;
      __pyx_t_103 = __pyx_v_col_block_offset;
      *__Pyx_BufPtrStrided4d(npy_int8 *, __pyx_pybuffernd_processed_cell_block.rcbuffer->pybuffer.buf, __pyx_t_100, __pyx_pybuffernd_processed_cell_block.diminfo[0].strides, __pyx_t_101, __pyx_pybuffernd_processed_cell_block.diminfo[1].strides, __pyx_t_102, __pyx_pybuffernd_processed_cell_block.diminfo[2].strides, __pyx_t_103, __pyx_pybuffernd_processed_cell_block.diminfo[3].strides) = 1;

      /* "pygeoprocessing\routing\routing_core.pyx":1208
 *                 row_block_offset, col_block_offset] = 1
 *             distance_block[row_index, col_index,
 *                 row_block_offset, col_block_offset] = current_distance             # <<<<<<<<<<<<<<
 *             cache_dirty[row_index, col_index] = 1
 * 
 */
      __pyx_t_104 = __pyx_v_row_index;
      __pyx_t_105 = __pyx_v_col_index;
      __pyx_t_106 = __pyx_v_row_block_offset;
      __pyx_t_107 = __pyx_v_col_block_offset;
      *__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_distance_block.rcbuffer->pybuffer.buf, __pyx_t_104, __pyx_pybuffernd_distance_block.diminfo[0].strides, __pyx_t_105, __pyx_pybuffernd_distance_block.diminfo[1].strides, __pyx_t_106, __pyx_pybuffernd_distance_block.diminfo[2].strides, __pyx_t_107, __pyx_pybuffernd_distance_block.diminfo[3].strides) = __pyx_v_current_distance;

      /* "pygeoprocessing\routing\routing_core.pyx":1209
 *             distance_block[row_index, col_index,
 *                 row_block_offset, col_block_offset] = current_distance
 *             cache_dirty[row_index, col_index] = 1             # <<<<<<<<<<<<<<
 * 
 *             #update any upstream neighbors with this distance
 */
      __pyx_t_108 = __pyx_v_row_index;
      __pyx_t_109 = __pyx_v_col_index;
      *__Pyx_BufPtrStrided2d(npy_byte *, __pyx_pybuffernd_cache_dirty.rcbuffer->pybuffer.buf, __pyx_t_108, __pyx_pybuffernd_cache_dirty.diminfo[0].strides, __pyx_t_109, __pyx_pybuffernd_cache_dirty.diminfo[1].strides) = 1;

      /* "pygeoprocessing\routing\routing_core.pyx":1212
 * 
 *             #update any upstream neighbors with this distance
 *             for neighbor_index in range(8):             # <<<<<<<<<<<<<<
 *                 neighbor_row = global_row + row_offsets[neighbor_index]
 *                 neighbor_col = global_col + col_offsets[neighbor_index]
 */
      for (__pyx_t_12 = 0; __pyx_t_12 < 8; __pyx_t_12+=1) {
        __pyx_v_neighbor_index = __pyx_t_12;

        /* "pygeoprocessing\routing\routing_core.pyx":1213
 *             #update any upstream neighbors with this distance
 *             for neighbor_index in range(8):
 *                 neighbor_row = global_row + row_offsets[neighbor_index]             # <<<<<<<<<<<<<<
 *                 neighbor_col = global_col + col_offsets[neighbor_index]
 *                 if (neighbor_row < 0 or neighbor_row >= n_rows or
 */
        __pyx_v_neighbor_row = (__pyx_v_global_row + (__pyx_v_row_offsets[__pyx_v_neighbor_index]));

        /* "pygeoprocessing\routing\routing_core.pyx":1214
 *             for neighbor_index in range(8):
 *                 neighbor_row = global_row + row_offsets[neighbor_index]
 *                 neighbor_col = global_col + col_offsets[neighbor_index]             # <<<<<<<<<<<<<<
 *                 if (neighbor_row < 0 or neighbor_row >= n_rows or
 *                         neighbor_col < 0 or neighbor_col >= n_cols):
 */
        __pyx_v_neighbor_col = (__pyx_v_global_col + (__pyx_v_col_offsets[__pyx_v_neighbor_index]));

        /* "pygeoprocessing\routing\routing_core.pyx":1215
 *                 neighbor_row = global_row + row_offsets[neighbor_index]
 *                 neighbor_col = global_col + col_offsets[neighbor_index]
 *                 if (neighbor_row < 0 or neighbor_row >= n_rows or             # <<<<<<<<<<<<<<
 *                         neighbor_col < 0 or neighbor_col >= n_cols):
 *                     #out of bounds
 */
        __pyx_t_79 = ((__pyx_v_neighbor_row < 0) != 0);
        if (!__pyx_t_79) {
        } else {
          __pyx_t_20 = __pyx_t_79;
          goto __pyx_L41_bool_binop_done;
        }
        __pyx_t_79 = ((__pyx_v_neighbor_row >= __pyx_v_n_rows) != 0);
        if (!__pyx_t_79) {
        } else {
          __pyx_t_20 = __pyx_t_79;
          goto __pyx_L41_bool_binop_done;
        }

        /* "pygeoprocessing\routing\routing_core.pyx":1216
 *                 neighbor_col = global_col + col_offsets[neighbor_index]
 *                 if (neighbor_row < 0 or neighbor_row >= n_rows or
 *                         neighbor_col < 0 or neighbor_col >= n_cols):             # <<<<<<<<<<<<<<
 *                     #out of bounds
 *                     continue
 */
        __pyx_t_79 = ((__pyx_v_neighbor_col < 0) != 0);
        if (!__pyx_t_79) {
        } else {
          __pyx_t_20 = __pyx_t_79;
          goto __pyx_L41_bool_binop_done;
        }
        __pyx_t_79 = ((__pyx_v_neighbor_col >= __pyx_v_n_cols) != 0);
        __pyx_t_20 = __pyx_t_79;
        __pyx_L41_bool_binop_done:;

        /* "pygeoprocessing\routing\routing_core.pyx":1215
 *                 neighbor_row = global_row + row_offsets[neighbor_index]
 *                 neighbor_col = global_col + col_offsets[neighbor_index]
 *                 if (neighbor_row < 0 or neighbor_row >= n_rows or             # <<<<<<<<<<<<<<
 *                         neighbor_col < 0 or neighbor_col >= n_cols):
 *                     #out of bounds
 */
        if (__pyx_t_20) {

          /* "pygeoprocessing\routing\routing_core.pyx":1218
 *                         neighbor_col < 0 or neighbor_col >= n_cols):
 *                     #out of bounds
 *                     continue             # <<<<<<<<<<<<<<
 * 
 *                 block_cache.update_cache(
 */
          goto __pyx_L38_continue;

          /* "pygeoprocessing\routing\routing_core.pyx":1215
 *                 neighbor_row = global_row + row_offsets[neighbor_index]
 *                 neighbor_col = global_col + col_offsets[neighbor_index]
 *                 if (neighbor_row < 0 or neighbor_row >= n_rows or             # <<<<<<<<<<<<<<
 *                         neighbor_col < 0 or neighbor_col >= n_cols):
 *                     #out of bounds
 */
        }

        /* "pygeoprocessing\routing\routing_core.pyx":1220
 *                     continue
 * 
 *                 block_cache.update_cache(             # <<<<<<<<<<<<<<
 *                     neighbor_row, neighbor_col, &neighbor_row_index,
 *                     &neighbor_col_index, &neighbor_row_block_offset,
 */
        ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_neighbor_row, __pyx_v_neighbor_col, (&__pyx_v_neighbor_row_index), (&__pyx_v_neighbor_col_index), (&__pyx_v_neighbor_row_block_offset), (&__pyx_v_neighbor_col_block_offset));

        /* "pygeoprocessing\routing\routing_core.pyx":1226
 * 
 *                 #streams were already added, skip if they are in the queue
 *                 if (stream_block[neighbor_row_index, neighbor_col_index,             # <<<<<<<<<<<<<<
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == 1 or
 */
        __pyx_t_110 = __pyx_v_neighbor_row_index;
        __pyx_t_111 = __pyx_v_neighbor_col_index;
        __pyx_t_112 = __pyx_v_neighbor_row_block_offset;
        __pyx_t_113 = __pyx_v_neighbor_col_block_offset;

        /* "pygeoprocessing\routing\routing_core.pyx":1228
 *                 if (stream_block[neighbor_row_index, neighbor_col_index,
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == 1 or             # <<<<<<<<<<<<<<
 *                     stream_block[neighbor_row_index, neighbor_col_index,
 *                         neighbor_row_block_offset,
 */
        __pyx_t_79 = (((*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_stream_block.rcbuffer->pybuffer.buf, __pyx_t_110, __pyx_pybuffernd_stream_block.diminfo[0].strides, __pyx_t_111, __pyx_pybuffernd_stream_block.diminfo[1].strides, __pyx_t_112, __pyx_pybuffernd_stream_block.diminfo[2].strides, __pyx_t_113, __pyx_pybuffernd_stream_block.diminfo[3].strides)) == 1.0) != 0);
        if (!__pyx_t_79) {
        } else {
          __pyx_t_20 = __pyx_t_79;
          goto __pyx_L46_bool_binop_done;
        }

        /* "pygeoprocessing\routing\routing_core.pyx":1229
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == 1 or
 *                     stream_block[neighbor_row_index, neighbor_col_index,             # <<<<<<<<<<<<<<
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == stream_nodata):
 */
        __pyx_t_114 = __pyx_v_neighbor_row_index;
        __pyx_t_115 = __pyx_v_neighbor_col_index;
        __pyx_t_116 = __pyx_v_neighbor_row_block_offset;
        __pyx_t_117 = __pyx_v_neighbor_col_block_offset;

        /* "pygeoprocessing\routing\routing_core.pyx":1231
 *                     stream_block[neighbor_row_index, neighbor_col_index,
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == stream_nodata):             # <<<<<<<<<<<<<<
 *                     continue
 * 
 */
        __pyx_t_79 = (((*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_stream_block.rcbuffer->pybuffer.buf, __pyx_t_114, __pyx_pybuffernd_stream_block.diminfo[0].strides, __pyx_t_115, __pyx_pybuffernd_stream_block.diminfo[1].strides, __pyx_t_116, __pyx_pybuffernd_stream_block.diminfo[2].strides, __pyx_t_117, __pyx_pybuffernd_stream_block.diminfo[3].strides)) == __pyx_v_stream_nodata) != 0);
        __pyx_t_20 = __pyx_t_79;
        __pyx_L46_bool_binop_done:;

        /* "pygeoprocessing\routing\routing_core.pyx":1226
 * 
 *                 #streams were already added, skip if they are in the queue
 *                 if (stream_block[neighbor_row_index, neighbor_col_index,             # <<<<<<<<<<<<<<
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == 1 or
 */
        if (__pyx_t_20) {

          /* "pygeoprocessing\routing\routing_core.pyx":1232
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == stream_nodata):
 *                     continue             # <<<<<<<<<<<<<<
 * 
 *                 if processed_cell_block[
 */
          goto __pyx_L38_continue;

          /* "pygeoprocessing\routing\routing_core.pyx":1226
 * 
 *                 #streams were already added, skip if they are in the queue
 *                 if (stream_block[neighbor_row_index, neighbor_col_index,             # <<<<<<<<<<<<<<
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == 1 or
 */
        }

        /* "pygeoprocessing\routing\routing_core.pyx":1234
 *                     continue
 * 
 *                 if processed_cell_block[             # <<<<<<<<<<<<<<
 *                         neighbor_row_index,
 *                         neighbor_col_index,
 */
        __pyx_t_118 = __pyx_v_neighbor_row_index;
        __pyx_t_119 = __pyx_v_neighbor_col_index;
        __pyx_t_120 = __pyx_v_neighbor_row_block_offset;
        __pyx_t_121 = __pyx_v_neighbor_col_block_offset;

        /* "pygeoprocessing\routing\routing_core.pyx":1238
 *                         neighbor_col_index,
 *                         neighbor_row_block_offset,
 *                         neighbor_col_block_offset] == 1:             # <<<<<<<<<<<<<<
 *                     #don't reprocess it, it's already been updated by two valid
 *                     #children
 */
        __pyx_t_20 = (((*__Pyx_BufPtrStrided4d(npy_int8 *, __pyx_pybuffernd_processed_cell_block.rcbuffer->pybuffer.buf, __pyx_t_118, __pyx_pybuffernd_processed_cell_block.diminfo[0].strides, __pyx_t_119, __pyx_pybuffernd_processed_cell_block.diminfo[1].strides, __pyx_t_120, __pyx_pybuffernd_processed_cell_block.diminfo[2].strides, __pyx_t_121, __pyx_pybuffernd_processed_cell_block.diminfo[3].strides)) == 1) != 0);

        /* "pygeoprocessing\routing\routing_core.pyx":1234
 *                     continue
 * 
 *                 if processed_cell_block[             # <<<<<<<<<<<<<<
 *                         neighbor_row_index,
 *                         neighbor_col_index,
 */
        if (__pyx_t_20) {

          /* "pygeoprocessing\routing\routing_core.pyx":1241
 *                     #don't reprocess it, it's already been updated by two valid
 *                     #children
 *                     continue             # <<<<<<<<<<<<<<
 * 
 *                 neighbor_outflow_direction = outflow_direction_block[
 */
          goto __pyx_L38_continue;

          /* "pygeoprocessing\routing\routing_core.pyx":1234
 *                     continue
 * 
 *                 if processed_cell_block[             # <<<<<<<<<<<<<<
 *                         neighbor_row_index,
 *                         neighbor_col_index,
 */
        }

        /* "pygeoprocessing\routing\routing_core.pyx":1243
 *                     continue
 * 
 *                 neighbor_outflow_direction = outflow_direction_block[             # <<<<<<<<<<<<<<
 *                     neighbor_row_index, neighbor_col_index,
 *                     neighbor_row_block_offset, neighbor_col_block_offset]
 */
        __pyx_t_122 = __pyx_v_neighbor_row_index;
        __pyx_t_123 = __pyx_v_neighbor_col_index;
        __pyx_t_124 = __pyx_v_neighbor_row_block_offset;
        __pyx_t_125 = __pyx_v_neighbor_col_block_offset;
        __pyx_v_neighbor_outflow_direction = (*__Pyx_BufPtrStrided4d(npy_int8 *, __pyx_pybuffernd_outflow_direction_block.rcbuffer->pybuffer.buf, __pyx_t_122, __pyx_pybuffernd_outflow_direction_block.diminfo[0].strides, __pyx_t_123, __pyx_pybuffernd_outflow_direction_block.diminfo[1].strides, __pyx_t_124, __pyx_pybuffernd_outflow_direction_block.diminfo[2].strides, __pyx_t_125, __pyx_pybuffernd_outflow_direction_block.diminfo[3].strides));

        /* "pygeoprocessing\routing\routing_core.pyx":1246
 *                     neighbor_row_index, neighbor_col_index,
 *                     neighbor_row_block_offset, neighbor_col_block_offset]
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 * 
 *         block_cache.update_cache(global_row, global_col, &row_index, &col_index, &row_block_offset, &col_block_offset)             # <<<<<<<<<<<<<<
 *         if export_rate_block[row_index, col_index, row_block_offset, col_block_offset] == export_rate_nodata:
 *             continue
 */
    ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_global_row, __pyx_v_global_col, (&__pyx_v_row_index), (&__pyx_v_col_index), (&__pyx_v_row_block_offset), (&__pyx_v_col_block_offset));

    /* "pygeoprocessing\routing\routing_core.pyx":1409
 * 
 *         block_cache.update_cache(global_row, global_col, &row_index, &col_index, &row_block_offset, &col_block_offset)
 *         if export_rate_block[row_index, col_index, row_block_offset, col_block_offset] == export_rate_nodata:             # <<<<<<<<<<<<<<
 *             continue
 * 
 */
    __pyx_t_42 = __pyx_v_row_index;
    __pyx_t_43 = __pyx_v_col_index;
    __pyx_t_44 = __pyx_v_row_block_offset;
    __pyx_t_45 = __pyx_v_col_block_offset;
    __pyx_t_35 = (((*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_export_rate_block.rcbuffer->pybuffer.buf, __pyx_t_42, __pyx_pybuffernd_export_rate_block.diminfo[0].strides, __pyx_t_43, __pyx_pybuffernd_export_rate_block.diminfo[1].strides, __pyx_t_44, __pyx_pybuffernd_export_rate_block.diminfo[2].strides, __pyx_t_45, __pyx_pybuffernd_export_rate_block.diminfo[3].strides)) == __pyx_v_export_rate_nodata) != 0);
    if (__pyx_t_35) {

      /* "pygeoprocessing\routing\routing_core.pyx":1410
 *         block_cache.update_cache(global_row, global_col, &row_index, &col_index, &row_block_offset, &col_block_offset)
 *         if export_rate_block[row_index, col_index, row_block_offset, col_block_offset] == export_rate_nodata:
 *             continue             # <<<<<<<<<<<<<<
 * 
 *         #if the outflow weight is nodata, then not a valid pixel
 */
      goto __pyx_L14_continue;

      /* "pygeoprocessing\routing\routing_core.pyx":1409
 * 
 *         block_cache.update_cache(global_row, global_col, &row_index, &col_index, &row_block_offset, &col_block_offset)
 *         if export_rate_block[row_index, col_index, row_block_offset, col_block_offset] == export_rate_nodata:             # <<<<<<<<<<<<<<
 *             continue
 * 
 */
    }

    /* "pygeoprocessing\routing\routing_core.pyx":1413
 * 
 *         #if the outflow weight is nodata, then not a valid pixel
 *         outflow_weight = outflow_weights_block[row_index, col_index, row_block_offset, col_block_offset]             # <<<<<<<<<<<<<<
 *         if outflow_weight == outflow_weights_nodata:
 *             continue
 */
    __pyx_t_46 = __pyx_v_row_index;
    __pyx_t_47 = __pyx_v_col_index;
    __pyx_t_48 = __pyx_v_row_block_offset;
    __pyx_t_49 = __pyx_v_col_block_offset;
    __pyx_v_outflow_weight = (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_outflow_weights_block.rcbuffer->pybuffer.buf, __pyx_t_46, __pyx_pybuffernd_outflow_weights_block.diminfo[0].strides, __pyx_t_47, __pyx_pybuffernd_outflow_weights_block.diminfo[1].strides, __pyx_t_48, __pyx_pybuffernd_outflow_weights_block.diminfo[2].strides, __pyx_t_49, __pyx_pybuffernd_outflow_weights_block.diminfo[3].strides));

    /* "pygeoprocessing\routing\routing_core.pyx":1414
 *         #if the outflow weight is nodata, then not a valid pixel
 *         outflow_weight = outflow_weights_block[row_index, col_index, row_block_offset, col_block_offset]
 *         if outflow_weight == outflow_weights_nodata:             # <<<<<<<<<<<<<<
 *             continue
 * 
 */
    __pyx_t_35 = ((__pyx_v_outflow_weight == __pyx_v_outflow_weights_nodata) != 0);
    if (__pyx_t_35) {

      /* "pygeoprocessing\routing\routing_core.pyx":1415
 *         outflow_weight = outflow_weights_block[row_index, col_index, row_block_offset, col_block_offset]
 *         if outflow_weight == outflow_weights_nodata:
 *             continue             # <<<<<<<<<<<<<<
 * 
 *         for neighbor_index in range(8):
 */
      goto __pyx_L14_continue;

      /* "pygeoprocessing\routing\routing_core.pyx":1414
 *         #if the outflow weight is nodata, then not a valid pixel
 *         outflow_weight = outflow_weights_block[row_index, col_index, row_block_offset, col_block_offset]
 *         if outflow_weight == outflow_weights_nodata:             # <<<<<<<<<<<<<<
 *             continue
 * 
 */
    }

    /* "pygeoprocessing\routing\routing_core.pyx":1417
 *             continue
 * 
 *         for neighbor_index in range(8):             # <<<<<<<<<<<<<<
 *             neighbor_row = global_row + row_offsets[neighbor_index]
 *             neighbor_col = global_col + col_offsets[neighbor_index]
 */
    for (__pyx_t_24 = 0; __pyx_t_24 < 8; __pyx_t_24+=1) {
      __pyx_v_neighbor_index = __pyx_t_24;

      /* "pygeoprocessing\routing\routing_core.pyx":1418
 * 
 *         for neighbor_index in range(8):
 *             neighbor_row = global_row + row_offsets[neighbor_index]             # <<<<<<<<<<<<<<
 *             neighbor_col = global_col + col_offsets[neighbor_index]
 *             if neighbor_row < 0 or neighbor_row >= n_rows or neighbor_col < 0 or neighbor_col >= n_cols:
 */
      __pyx_v_neighbor_row = (__pyx_v_global_row + (__pyx_v_row_offsets[__pyx_v_neighbor_index]));

      /* "pygeoprocessing\routing\routing_core.pyx":1419
 *         for neighbor_index in range(8):
 *             neighbor_row = global_row + row_offsets[neighbor_index]
 *             neighbor_col = global_col + col_offsets[neighbor_index]             # <<<<<<<<<<<<<<
 *             if neighbor_row < 0 or neighbor_row >= n_rows or neighbor_col < 0 or neighbor_col >= n_cols:
 *                 #out of bounds
 */
      __pyx_v_neighbor_col = (__pyx_v_global_col + (__pyx_v_col_offsets[__pyx_v_neighbor_index]));

      /* "pygeoprocessing\routing\routing_core.pyx":1420
 *             neighbor_row = global_row + row_offsets[neighbor_index]
 *             neighbor_col = global_col + col_offsets[neighbor_index]
 *             if neighbor_row < 0 or neighbor_row >= n_rows or neighbor_col < 0 or neighbor_col >= n_cols:             # <<<<<<<<<<<<<<
 *                 #out of bounds
 *                 continue
 */
      __pyx_t_50 = ((__pyx_v_neighbor_row < 0) != 0);
      if (!__pyx_t_50) {
      } else {
        __pyx_t_35 = __pyx_t_50;
        goto __pyx_L21_bool_binop_done;
      }
      __pyx_t_50 = ((__pyx_v_neighbor_row >= __pyx_v_n_rows) != 0);
      if (!__pyx_t_50) {
      } else {
        __pyx_t_35 = __pyx_t_50;
        goto __pyx_L21_bool_binop_done;
      }
      __pyx_t_50 = ((__pyx_v_neighbor_col < 0) != 0);
      if (!__pyx_t_50) {
      } else {
        __pyx_t_35 = __pyx_t_50;
        goto __pyx_L21_bool_binop_done;
      }
      __pyx_t_50 = ((__pyx_v_neighbor_col >= __pyx_v_n_cols) != 0);
      __pyx_t_35 = __pyx_t_50;
      __pyx_L21_bool_binop_done:;
      if (__pyx_t_35) {

        /* "pygeoprocessing\routing\routing_core.pyx":1422
 *             if neighbor_row < 0 or neighbor_row >= n_rows or neighbor_col < 0 or neighbor_col >= n_cols:
 *                 #out of bounds
 *                 continue             # <<<<<<<<<<<<<<
 * 
 *             block_cache.update_cache(neighbor_row, neighbor_col, &neighbor_row_index, &neighbor_col_index, &neighbor_row_block_offset, &neighbor_col_block_offset)
 */
        goto __pyx_L18_continue;

        /* "pygeoprocessing\routing\routing_core.pyx":1420
 *             neighbor_row = global_row + row_offsets[neighbor_index]
 *             neighbor_col = global_col + col_offsets[neighbor_index]
 *             if neighbor_row < 0 or neighbor_row >= n_rows or neighbor_col < 0 or neighbor_col >= n_cols:             # <<<<<<<<<<<<<<
 *                 #out of bounds
 *                 continue
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":1424
 *                 continue
 * 
 *             block_cache.update_cache(neighbor_row, neighbor_col, &neighbor_row_index, &neighbor_col_index, &neighbor_row_block_offset, &neighbor_col_block_offset)             # <<<<<<<<<<<<<<
 * 
 *             if sink_pixels_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset] == 1:
 */
      ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_neighbor_row, __pyx_v_neighbor_col, (&__pyx_v_neighbor_row_index), (&__pyx_v_neighbor_col_index), (&__pyx_v_neighbor_row_block_offset), (&__pyx_v_neighbor_col_block_offset));

      /* "pygeoprocessing\routing\routing_core.pyx":1426
 *             block_cache.update_cache(neighbor_row, neighbor_col, &neighbor_row_index, &neighbor_col_index, &neighbor_row_block_offset, &neighbor_col_block_offset)
 * 
 *             if sink_pixels_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset] == 1:             # <<<<<<<<<<<<<<
 *                 #it's already a sink
 *                 continue
 */
      __pyx_t_51 = __pyx_v_neighbor_row_index;
      __pyx_t_52 = __pyx_v_neighbor_col_index;
      __pyx_t_53 = __pyx_v_neighbor_row_block_offset;
      __pyx_t_54 = __pyx_v_neighbor_col_block_offset;
      __pyx_t_35 = (((*__Pyx_BufPtrStrided4d(npy_int32 *, __pyx_pybuffernd_sink_pixels_block.rcbuffer->pybuffer.buf, __pyx_t_51, __pyx_pybuffernd_sink_pixels_block.diminfo[0].strides, __pyx_t_52, __pyx_pybuffernd_sink_pixels_block.diminfo[1].strides, __pyx_t_53, __pyx_pybuffernd_sink_pixels_block.diminfo[2].strides, __pyx_t_54, __pyx_pybuffernd_sink_pixels_block.diminfo[3].strides)) == 1) != 0);
      if (__pyx_t_35) {

        /* "pygeoprocessing\routing\routing_core.pyx":1428
 *             if sink_pixels_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset] == 1:
 *                 #it's already a sink
 *                 continue             # <<<<<<<<<<<<<<
 * 
 *             neighbor_outflow_direction = (
 */
        goto __pyx_L18_continue;

        /* "pygeoprocessing\routing\routing_core.pyx":1426
 *             block_cache.update_cache(neighbor_row, neighbor_col, &neighbor_row_index, &neighbor_col_index, &neighbor_row_block_offset, &neighbor_col_block_offset)
 * 
 *             if sink_pixels_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset] == 1:             # <<<<<<<<<<<<<<
 *                 #it's already a sink
 *                 continue
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":1431
 * 
 *             neighbor_outflow_direction = (
 *                 outflow_direction_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset])             # <<<<<<<<<<<<<<
 *             #if the neighbor is no data, don't try to set that
 *             if neighbor_outflow_direction == outflow_direction_nodata:
 */
      __pyx_t_55 = __pyx_v_neighbor_row_index;
      __pyx_t_56 = __pyx_v_neighbor_col_index;
      __pyx_t_57 = __pyx_v_neighbor_row_block_offset;
      __pyx_t_58 = __pyx_v_neighbor_col_block_offset;
      __pyx_v_neighbor_outflow_direction = (*__Pyx_BufPtrStrided4d(npy_int8 *, __pyx_pybuffernd_outflow_direction_block.rcbuffer->pybuffer.buf, __pyx_t_55, __pyx_pybuffernd_outflow_direction_block.diminfo[0].strides, __pyx_t_56, __pyx_pybuffernd_outflow_direction_block.diminfo[1].strides, __pyx_t_57, __pyx_pybuffernd_outflow_direction_block.diminfo[2].strides, __pyx_t_58, __pyx_pybuffernd_outflow_direction_block.diminfo[3].strides));

      /* "pygeoprocessing\routing\routing_core.pyx":1433
 *                 outflow_direction_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset])
 *             #if the neighbor is no data, don't try to set that
 *             if neighbor_outflow_direction == outflow_direction_nodata:             # <<<<<<<<<<<<<<
 *                 continue
 * 
 */
      __pyx_t_35 = ((__pyx_v_neighbor_outflow_direction == __pyx_v_outflow_direction_nodata) != 0);
      if (__pyx_t_35) {

        /* "pygeoprocessing\routing\routing_core.pyx":1434
 *             #if the neighbor is no data, don't try to set that
 *             if neighbor_outflow_direction == outflow_direction_nodata:
 *                 continue             # <<<<<<<<<<<<<<
 * 
 *             neighbor_outflow_weight = (
 */
        goto __pyx_L18_continue;

        /* "pygeoprocessing\routing\routing_core.pyx":1433
 *                 outflow_direction_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset])
 *             #if the neighbor is no data, don't try to set that
 *             if neighbor_outflow_direction == outflow_direction_nodata:             # <<<<<<<<<<<<<<
 *                 continue
 * 
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":1437
 * 
 *             neighbor_outflow_weight = (
 *                 outflow_weights_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset])             # <<<<<<<<<<<<<<
 *             #if the neighbor is no data, don't try to set that
 *             if neighbor_outflow_weight == outflow_direction_nodata:
 */
      __pyx_t_59 = __pyx_v_neighbor_row_index;
      __pyx_t_60 = __pyx_v_neighbor_col_index;
      __pyx_t_61 = __pyx_v_neighbor_row_block_offset;
      __pyx_t_62 = __pyx_v_neighbor_col_block_offset;
      __pyx_v_neighbor_outflow_weight = (*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_outflow_weights_block.rcbuffer->pybuffer.buf, __pyx_t_59, __pyx_pybuffernd_outflow_weights_block.diminfo[0].strides, __pyx_t_60, __pyx_pybuffernd_outflow_weights_block.diminfo[1].strides, __pyx_t_61, __pyx_pybuffernd_outflow_weights_block.diminfo[2].strides, __pyx_t_62, __pyx_pybuffernd_outflow_weights_block.diminfo[3].strides));

      /* "pygeoprocessing\routing\routing_core.pyx":1439
 *                 outflow_weights_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset])
 *             #if the neighbor is no data, don't try to set that
 *             if neighbor_outflow_weight == outflow_direction_nodata:             # <<<<<<<<<<<<<<
 *                 continue
 * 
 */
      __pyx_t_35 = ((__pyx_v_neighbor_outflow_weight == __pyx_v_outflow_direction_nodata) != 0);
      if (__pyx_t_35) {

        /* "pygeoprocessing\routing\routing_core.pyx":1440
 *             #if the neighbor is no data, don't try to set that
 *             if neighbor_outflow_weight == outflow_direction_nodata:
 *                 continue             # <<<<<<<<<<<<<<
 * 
 *             it_flows_here = False
 */
        goto __pyx_L18_continue;

        /* "pygeoprocessing\routing\routing_core.pyx":1439
 *                 outflow_weights_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset])
 *             #if the neighbor is no data, don't try to set that
 *             if neighbor_outflow_weight == outflow_direction_nodata:             # <<<<<<<<<<<<<<
 *                 continue
 * 
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":1442
 *                 continue
 * 
 *             it_flows_here = False             # <<<<<<<<<<<<<<
 *             if neighbor_outflow_direction == inflow_offsets[neighbor_index]:
 *                 #the neighbor flows into this cell
 */
      __pyx_v_it_flows_here = 0;

      /* "pygeoprocessing\routing\routing_core.pyx":1443
 * 
 *             it_flows_here = False
 *             if neighbor_outflow_direction == inflow_offsets[neighbor_index]:             # <<<<<<<<<<<<<<
 *                 #the neighbor flows into this cell
 *                 it_flows_here = True
 */
      __pyx_t_35 = ((__pyx_v_neighbor_outflow_direction == (__pyx_v_inflow_offsets[__pyx_v_neighbor_index])) != 0);
      if (__pyx_t_35) {

        /* "pygeoprocessing\routing\routing_core.pyx":1445
 *             if neighbor_outflow_direction == inflow_offsets[neighbor_index]:
 *                 #the neighbor flows into this cell
 *                 it_flows_here = True             # <<<<<<<<<<<<<<
 * 
 *             if (neighbor_outflow_direction - 1) % 8 == inflow_offsets[neighbor_index]:
 */
        __pyx_v_it_flows_here = 1;

        /* "pygeoprocessing\routing\routing_core.pyx":1443
 * 
 *             it_flows_here = False
 *             if neighbor_outflow_direction == inflow_offsets[neighbor_index]:             # <<<<<<<<<<<<<<
 *                 #the neighbor flows into this cell
 *                 it_flows_here = True
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":1447
 *                 it_flows_here = True
 * 
 *             if (neighbor_outflow_direction - 1) % 8 == inflow_offsets[neighbor_index]:             # <<<<<<<<<<<<<<
 *                 #the offset neighbor flows into this cell
 *                 it_flows_here = True
 */
      __pyx_t_35 = ((__Pyx_mod_long((__pyx_v_neighbor_outflow_direction - 1), 8) == (__pyx_v_inflow_offsets[__pyx_v_neighbor_index])) != 0);
      if (__pyx_t_35) {

        /* "pygeoprocessing\routing\routing_core.pyx":1449
 *             if (neighbor_outflow_direction - 1) % 8 == inflow_offsets[neighbor_index]:
 *                 #the offset neighbor flows into this cell
 *                 it_flows_here = True             # <<<<<<<<<<<<<<
 *                 neighbor_outflow_weight = 1.0 - neighbor_outflow_weight
 * 
 */
        __pyx_v_it_flows_here = 1;

        /* "pygeoprocessing\routing\routing_core.pyx":1450
 *                 #the offset neighbor flows into this cell
 *                 it_flows_here = True
 *                 neighbor_outflow_weight = 1.0 - neighbor_outflow_weight             # <<<<<<<<<<<<<<
 * 
 *             if it_flows_here:
 */
        __pyx_v_neighbor_outflow_weight = (1.0 - __pyx_v_neighbor_outflow_weight);

        /* "pygeoprocessing\routing\routing_core.pyx":1447
 *                 it_flows_here = True
 * 
 *             if (neighbor_outflow_direction - 1) % 8 == inflow_offsets[neighbor_index]:             # <<<<<<<<<<<<<<
 *                 #the offset neighbor flows into this cell
 *                 it_flows_here = True
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":1452
 *                 neighbor_outflow_weight = 1.0 - neighbor_outflow_weight
 * 
 *             if it_flows_here:             # <<<<<<<<<<<<<<
 *                 #If we haven't processed that effect yet, set it to 0 and append to the queue
 *                 if effect_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset] == effect_nodata:
 */
      __pyx_t_35 = (__pyx_v_it_flows_here != 0);
      if (__pyx_t_35) {

        /* "pygeoprocessing\routing\routing_core.pyx":1454
 *             if it_flows_here:
 *                 #If we haven't processed that effect yet, set it to 0 and append to the queue
 *                 if effect_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset] == effect_nodata:             # <<<<<<<<<<<<<<
 *                     process_queue.push_back(neighbor_row * n_cols + neighbor_col)
 *                     effect_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset] = 0.0
 */
        __pyx_t_63 = __pyx_v_neighbor_row_index;
        __pyx_t_64 = __pyx_v_neighbor_col_index;
        __pyx_t_65 = __pyx_v_neighbor_row_block_offset;
        __pyx_t_66 = __pyx_v_neighbor_col_block_offset;
        __pyx_t_35 = (((*__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_effect_block.rcbuffer->pybuffer.buf, __pyx_t_63, __pyx_pybuffernd_effect_block.diminfo[0].strides, __pyx_t_64, __pyx_pybuffernd_effect_block.diminfo[1].strides, __pyx_t_65, __pyx_pybuffernd_effect_block.diminfo[2].strides, __pyx_t_66, __pyx_pybuffernd_effect_block.diminfo[3].strides)) == __pyx_v_effect_nodata) != 0);
        if (__pyx_t_35) {

          /* "pygeoprocessing\routing\routing_core.pyx":1455
 *                 #If we haven't processed that effect yet, set it to 0 and append to the queue
 *                 if effect_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset] == effect_nodata:
 *                     process_queue.push_back(neighbor_row * n_cols + neighbor_col)             # <<<<<<<<<<<<<<
 *                     effect_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset] = 0.0
 *                     cache_dirty[neighbor_row_index, neighbor_col_index] = 1
 */
          __pyx_v_process_queue.push_back(((__pyx_v_neighbor_row * __pyx_v_n_cols) + __pyx_v_neighbor_col));

          /* "pygeoprocessing\routing\routing_core.pyx":1456
 *                 if effect_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset] == effect_nodata:
 *                     process_queue.push_back(neighbor_row * n_cols + neighbor_col)
 *                     effect_block[neighbor_row_index, neighbor_col_index, neighbor_row_block_offset, neighbor_col_block_offset] = 0.0             # <<<<<<<<<<<<<<
 *                     cache_dirty[neighbor_row_index, neighbor_col_index] = 1
 * 
 */
          __pyx_t_67 = __pyx_v_neighbor_row_index;
          __pyx_t_68 = __pyx_v_neighbor_col_index;
          __pyx_t_69 = __pyx_v_neighbor_row_block_offset;
          __pyx_t_70 = __pyx_v_neighbor_col_block_offset;
          *__Pyx_BufPtrStrided4d(npy_float32 *, __pyx_pybuffernd_effect_block.rcbuffer->pybuffer.buf, __pyx_t_67, __pyx_pybuffernd_effect_block.diminfo[0].strides, __pyx_t_68, __pyx_pybuffernd_effect_block.diminfo[1].strides, __pyx_t_69, __pyx_pybuffernd_effect_block.diminfo[2].strides, __pyx_t_70, __pyx_pybuffernd_effect_block.diminfo[3].strides) = 0.0;

          /* "pygeoprocessing\routing\routing_core.pyx":1457
 *                     process_queue.push_back(neighbor_row * n_cols + neighbor_col)
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 *                         min((global_block_col+1)*block_col_size, n_cols)):
 * 
 *                     block_cache.update_cache(             # <<<<<<<<<<<<<<
 *                         global_row, global_col,
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 */
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 * 
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 * 
 */
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 */
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 *                         cell_row_block_offset, cell_col_block_offset]
 * 
 *                     neighbor_nodata = 0             # <<<<<<<<<<<<<<
 *                     for neighbor_index in xrange(8):
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 * 
 *                     neighbor_nodata = 0
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 *                         neighbor_row = (
 *                             neighbor_row_offset[neighbor_index] + global_row)
 */
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 *                     for neighbor_index in xrange(8):
 *                         neighbor_row = (
 *                             neighbor_row_offset[neighbor_index] + global_row)             # <<<<<<<<<<<<<<
 *                         neighbor_col = (
 *                             neighbor_col_offset[neighbor_index] + global_col)
 */
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 *                             neighbor_row_offset[neighbor_index] + global_row)
 *                         neighbor_col = (
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 * 
 *                         if (neighbor_row >= n_rows or neighbor_row < 0 or
 */
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 *                             neighbor_col_offset[neighbor_index] + global_col)
 * 
 *                         if (neighbor_row >= n_rows or neighbor_row < 0 or             # <<<<<<<<<<<<<<
 *                                 neighbor_col >= n_cols or neighbor_col < 0):
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 * 
 *                         if (neighbor_row >= n_rows or neighbor_row < 0 or
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 *                             continue
 * 
 */
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 *                             neighbor_col_offset[neighbor_index] + global_col)
 * 
 *                         if (neighbor_row >= n_rows or neighbor_row < 0 or             # <<<<<<<<<<<<<<
 *                                 neighbor_col >= n_cols or neighbor_col < 0):
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 *                         if (neighbor_row >= n_rows or neighbor_row < 0 or
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 * 
 *                         block_cache.update_cache(
 */
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 *                             neighbor_col_offset[neighbor_index] + global_col)
 * 
 *                         if (neighbor_row >= n_rows or neighbor_row < 0 or             # <<<<<<<<<<<<<<
 *                                 neighbor_col >= n_cols or neighbor_col < 0):
 *                             continue
 */
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 *                             continue
 * 
 *                         block_cache.update_cache(             # <<<<<<<<<<<<<<
 *                             neighbor_row, neighbor_col,
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 */
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 *                             neighbor_row_index, neighbor_col_index,
 *                             neighbor_row_block_offset,
 */
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 *                             neighbor_col_block_offset]
 * 
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 * 
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 *                             continue
 * 
 */
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 *                             continue             # <<<<<<<<<<<<<<
 * 
 *                         neighbor_flow = flow_block[
 */
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 *                             neighbor_col_block_offset]
 * 
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 *                             continue
 */
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 *                             continue
 * 
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 *                             neighbor_row_index, neighbor_col_index,
 *                             neighbor_row_block_offset,
 */
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 *                             neighbor_col_block_offset]
 * 
 *                         if (cell_flow != flow_nodata and             # <<<<<<<<<<<<<<
 *                                 neighbor_flow == flow_nodata and
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 * 
 *                         if (cell_flow != flow_nodata and
 *                                 neighbor_flow == flow_nodata and             # <<<<<<<<<<<<<<
 *                                 cell_dem == neighbor_dem):
 *                             low_edges.push_back(global_row * n_cols + global_col)
 */
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 *                         if (cell_flow != flow_nodata and
 *                                 neighbor_flow == flow_nodata and
 *                                 cell_dem == neighbor_dem):             # <<<<<<<<<<<<<<
 *                             low_edges.push_back(global_row * n_cols + global_col)
 *                             break
 */
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            /* "pygeoprocessing\routing\routing_core.pyx":1615
 *                             neighbor_col_block_offset]
 * 
 *                         if (cell_flow != flow_nodata and             # <<<<<<<<<<<<<<
 *                                 neighbor_flow == flow_nodata and
 *                                 cell_dem == neighbor_dem):
 */
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 *                                 neighbor_flow == flow_nodata and
 *                                 cell_dem == neighbor_dem):
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 *                             break
 *                         elif (cell_flow == flow_nodata and
 */
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              /* "pygeoprocessing\routing\routing_core.pyx":1619
 *                                 cell_dem == neighbor_dem):
 *                             low_edges.push_back(global_row * n_cols + global_col)
 *                             break             # <<<<<<<<<<<<<<
 *                         elif (cell_flow == flow_nodata and
 *                               cell_dem < neighbor_dem):
 */
              goto __pyx_L18_break;

              /* "pygeoprocessing\routing\routing_core.pyx":1615
 *                             neighbor_col_block_offset]
 * 
 *                         if (cell_flow != flow_nodata and             # <<<<<<<<<<<<<<
 *                                 neighbor_flow == flow_nodata and
 *                                 cell_dem == neighbor_dem):
 */
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            /* "pygeoprocessing\routing\routing_core.pyx":1620
 *                             low_edges.push_back(global_row * n_cols + global_col)
 *                             break
 *                         elif (cell_flow == flow_nodata and             # <<<<<<<<<<<<<<
 *                               cell_dem < neighbor_dem):
 *                             high_edges.push_back(global_row * n_cols + global_col)
 */
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            } else {
              __pyx_t_19 = __pyx_t_35;
              goto __pyx_L29_bool_binop_done;
            }

            /* "pygeoprocessing\routing\routing_core.pyx":1621
 *                             break
 *                         elif (cell_flow == flow_nodata and
 *                               cell_dem < neighbor_dem):             # <<<<<<<<<<<<<<
 *                             high_edges.push_back(global_row * n_cols + global_col)
 *                             break
 */
            __pyx_t_35 = ((__pyx_v_cell_dem < __pyx_v_neighbor_dem) != 0);
            __pyx_t_19 = __pyx_t_35;
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            /* "pygeoprocessing\routing\routing_core.pyx":1620
 *                             low_edges.push_back(global_row * n_cols + global_col)
 *                             break
 *                         elif (cell_flow == flow_nodata and             # <<<<<<<<<<<<<<
 *                               cell_dem < neighbor_dem):
 *                             high_edges.push_back(global_row * n_cols + global_col)
 */
            if (__pyx_t_19) {

              /* "pygeoprocessing\routing\routing_core.pyx":1622
 *                         elif (cell_flow == flow_nodata and
 *                               cell_dem < neighbor_dem):
 *                             high_edges.push_back(global_row * n_cols + global_col)             # <<<<<<<<<<<<<<
 *                             break
 *                     if drain_off_edge and neighbor_nodata:
 */
              __pyx_v_high_edges.push_back(((__pyx_v_global_row * __pyx_v_n_cols) + __pyx_v_global_col));

              /* "pygeoprocessing\routing\routing_core.pyx":1623
 *                               cell_dem < neighbor_dem):
 *                             high_edges.push_back(global_row * n_cols + global_col)
 *                             break             # <<<<<<<<<<<<<<
 *                     if drain_off_edge and neighbor_nodata:
 *                         low_edges.push_back(global_row * n_cols + global_col)
 */
              goto __pyx_L18_break;

              /* "pygeoprocessing\routing\routing_core.pyx":1620
 *                             low_edges.push_back(global_row * n_cols + global_col)
 *                             break
 *                         elif (cell_flow == flow_nodata and             # <<<<<<<<<<<<<<
 *                               cell_dem < neighbor_dem):
 *                             high_edges.push_back(global_row * n_cols + global_col)
 */
            }
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          __pyx_L18_break:;

          /* "pygeoprocessing\routing\routing_core.pyx":1624
 *                             high_edges.push_back(global_row * n_cols + global_col)
 *                             break
 *                     if drain_off_edge and neighbor_nodata:             # <<<<<<<<<<<<<<
 *                         low_edges.push_back(global_row * n_cols + global_col)
 * 
 */
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    /* "pygeoprocessing\routing\routing_core.pyx":2016
 * 
 *         flat_index = high_edges_queue.front()
 *         high_edges_queue.pop_front()             # <<<<<<<<<<<<<<
 *         if flat_index == marker:
 *             loops += 1
 */
    __pyx_v_high_edges_queue.pop_front();

    /* "pygeoprocessing\routing\routing_core.pyx":2017
 *         flat_index = high_edges_queue.front()
 *         high_edges_queue.pop_front()
 *         if flat_index == marker:             # <<<<<<<<<<<<<<
 *             loops += 1
 *             high_edges_queue.push_back(marker)
 */
    __pyx_t_21 = ((__pyx_v_flat_index == __pyx_v_marker) != 0);
    if (__pyx_t_21) {

      /* "pygeoprocessing\routing\routing_core.pyx":2018
 *         high_edges_queue.pop_front()
 *         if flat_index == marker:
 *             loops += 1             # <<<<<<<<<<<<<<
 *             high_edges_queue.push_back(marker)
 *             continue
 */
      __pyx_v_loops = (__pyx_v_loops + 1);

      /* "pygeoprocessing\routing\routing_core.pyx":2019
 *         if flat_index == marker:
 *             loops += 1
 *             high_edges_queue.push_back(marker)             # <<<<<<<<<<<<<<
 *             continue
 * 
 */
      __pyx_v_high_edges_queue.push_back(__pyx_v_marker);

      /* "pygeoprocessing\routing\routing_core.pyx":2020
 *             loops += 1
 *             high_edges_queue.push_back(marker)
 *             continue             # <<<<<<<<<<<<<<
 * 
 *         flat_row = flat_index / n_cols
 */
      goto __pyx_L7_continue;

      /* "pygeoprocessing\routing\routing_core.pyx":2017
 *         flat_index = high_edges_queue.front()
 *         high_edges_queue.pop_front()
 *         if flat_index == marker:             # <<<<<<<<<<<<<<
 *             loops += 1
 *             high_edges_queue.push_back(marker)
 */
    }

    /* "pygeoprocessing\routing\routing_core.pyx":2022
 *             continue
 * 
 *         flat_row = flat_index / n_cols             # <<<<<<<<<<<<<<
 *         flat_col = flat_index % n_cols
 * 
 */
    __pyx_v_flat_row = (__pyx_v_flat_index / __pyx_v_n_cols);

    /* "pygeoprocessing\routing\routing_core.pyx":2023
 * 
 *         flat_row = flat_index / n_cols
 *         flat_col = flat_index % n_cols             # <<<<<<<<<<<<<<
 * 
 *         block_cache.update_cache(
 */
    __pyx_v_flat_col = (__pyx_v_flat_index % __pyx_v_n_cols);

    /* "pygeoprocessing\routing\routing_core.pyx":2025
 *         flat_col = flat_index % n_cols
 * 
 *         block_cache.update_cache(             # <<<<<<<<<<<<<<
 *             flat_row, flat_col,
 *             &cell_row_index, &cell_col_index,
 */
    ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_flat_row, __pyx_v_flat_col, (&__pyx_v_cell_row_index), (&__pyx_v_cell_col_index), (&__pyx_v_cell_row_block_offset), (&__pyx_v_cell_col_block_offset));

    /* "pygeoprocessing\routing\routing_core.pyx":2030
 *             &cell_row_block_offset, &cell_col_block_offset)
 * 
 *         flat_mask = flat_mask_block[             # <<<<<<<<<<<<<<
 *             cell_row_index, cell_col_index,
 *             cell_row_block_offset, cell_col_block_offset]
 */
    __pyx_t_22 = __pyx_v_cell_row_index;
    __pyx_t_23 = __pyx_v_cell_col_index;
    __pyx_t_24 = __pyx_v_cell_row_block_offset;
    __pyx_t_25 = __pyx_v_cell_col_block_offset;
    __pyx_v_flat_mask = (*__Pyx_BufPtrStrided4d(npy_int32 *, __pyx_pybuffernd_flat_mask_block.rcbuffer->pybuffer.buf, __pyx_t_22, __pyx_pybuffernd_flat_mask_block.diminfo[0].strides, __pyx_t_23, __pyx_pybuffernd_flat_mask_block.diminfo[1].strides, __pyx_t_24, __pyx_pybuffernd_flat_mask_block.diminfo[2].strides, __pyx_t_25, __pyx_pybuffernd_flat_mask_block.diminfo[3].strides));

    /* "pygeoprocessing\routing\routing_core.pyx":2034
 *             cell_row_block_offset, cell_col_block_offset]
 * 
 *         cell_label = labels_block[             # <<<<<<<<<<<<<<
 *             cell_row_index, cell_col_index,
 *             cell_row_block_offset, cell_col_block_offset]
 */
    __pyx_t_26 = __pyx_v_cell_row_index;
    __pyx_t_27 = __pyx_v_cell_col_index;
    __pyx_t_28 = __pyx_v_cell_row_block_offset;
    __pyx_t_29 = __pyx_v_cell_col_block_offset;
    __pyx_v_cell_label = (*__Pyx_BufPtrStrided4d(npy_int32 *, __pyx_pybuffernd_labels_block.rcbuffer->pybuffer.buf, __pyx_t_26, __pyx_pybuffernd_labels_block.diminfo[0].strides, __pyx_t_27, __pyx_pybuffernd_labels_block.diminfo[1].strides, __pyx_t_28, __pyx_pybuffernd_labels_block.diminfo[2].strides, __pyx_t_29, __pyx_pybuffernd_labels_block.diminfo[3].strides));

    /* "pygeoprocessing\routing\routing_core.pyx":2038
 *             cell_row_block_offset, cell_col_block_offset]
 * 
 *         if flat_mask != 0:             # <<<<<<<<<<<<<<
 *             continue
 * 
 */
    __pyx_t_21 = ((__pyx_v_flat_mask != 0) != 0);
    if (__pyx_t_21) {

      /* "pygeoprocessing\routing\routing_core.pyx":2039
 * 
 *         if flat_mask != 0:
 *             continue             # <<<<<<<<<<<<<<
 * 
 *         #update the cell mask and the max height of the flat
 */
      goto __pyx_L7_continue;

      /* "pygeoprocessing\routing\routing_core.pyx":2038
 *             cell_row_block_offset, cell_col_block_offset]
 * 
 *         if flat_mask != 0:             # <<<<<<<<<<<<<<
 *             continue
 * 
 */
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    /* "pygeoprocessing\routing\routing_core.pyx":2045
 *         flat_mask_block[
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 *             cell_row_block_offset, cell_col_block_offset] = -loops             # <<<<<<<<<<<<<<
 *         cache_dirty[cell_row_index, cell_col_index] = 1
 *         flat_height[cell_label] = loops
 */
    __pyx_t_30 = __pyx_v_cell_row_index;
    __pyx_t_31 = __pyx_v_cell_col_index;
    __pyx_t_32 = __pyx_v_cell_row_block_offset;
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    /* "pygeoprocessing\routing\routing_core.pyx":2046
 *             cell_row_index, cell_col_index,
 *             cell_row_block_offset, cell_col_block_offset] = -loops
 *         cache_dirty[cell_row_index, cell_col_index] = 1             # <<<<<<<<<<<<<<
 *         flat_height[cell_label] = loops
 * 
 */
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    /* "pygeoprocessing\routing\routing_core.pyx":2047
 *             cell_row_block_offset, cell_col_block_offset] = -loops
 *         cache_dirty[cell_row_index, cell_col_index] = 1
 *         flat_height[cell_label] = loops             # <<<<<<<<<<<<<<
 * 
 *         #visit the neighbors
 */
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    /* "pygeoprocessing\routing\routing_core.pyx":2050
 * 
 *         #visit the neighbors
 *         for neighbor_index in xrange(8):             # <<<<<<<<<<<<<<
 *             neighbor_row = (
 *                 flat_row + neighbor_row_offset[neighbor_index])
 */
    for (__pyx_t_36 = 0; __pyx_t_36 < 8; __pyx_t_36+=1) {
      __pyx_v_neighbor_index = __pyx_t_36;

      /* "pygeoprocessing\routing\routing_core.pyx":2052
 *         for neighbor_index in xrange(8):
 *             neighbor_row = (
 *                 flat_row + neighbor_row_offset[neighbor_index])             # <<<<<<<<<<<<<<
 *             neighbor_col = (
 *                 flat_col + neighbor_col_offset[neighbor_index])
 */
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      /* "pygeoprocessing\routing\routing_core.pyx":2054
 *                 flat_row + neighbor_row_offset[neighbor_index])
 *             neighbor_col = (
 *                 flat_col + neighbor_col_offset[neighbor_index])             # <<<<<<<<<<<<<<
 * 
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or
 */
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      /* "pygeoprocessing\routing\routing_core.pyx":2056
 *                 flat_col + neighbor_col_offset[neighbor_index])
 * 
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or             # <<<<<<<<<<<<<<
 *                     neighbor_col < 0 or neighbor_col >= n_cols):
 *                 continue
 */
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      if (!__pyx_t_37) {
      } else {
        __pyx_t_21 = __pyx_t_37;
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      __pyx_t_37 = ((__pyx_v_neighbor_row >= __pyx_v_n_rows) != 0);
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      /* "pygeoprocessing\routing\routing_core.pyx":2057
 * 
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or
 *                     neighbor_col < 0 or neighbor_col >= n_cols):             # <<<<<<<<<<<<<<
 *                 continue
 * 
 */
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 *                 flat_col + neighbor_col_offset[neighbor_index])
 * 
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or             # <<<<<<<<<<<<<<
 *                     neighbor_col < 0 or neighbor_col >= n_cols):
 *                 continue
 */
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        /* "pygeoprocessing\routing\routing_core.pyx":2058
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or
 *                     neighbor_col < 0 or neighbor_col >= n_cols):
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 * 
 *             block_cache.update_cache(
 */
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        /* "pygeoprocessing\routing\routing_core.pyx":2056
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 * 
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or             # <<<<<<<<<<<<<<
 *                     neighbor_col < 0 or neighbor_col >= n_cols):
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 */
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 * 
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 */
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 */
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 *                     neighbor_flow == flow_nodata):             # <<<<<<<<<<<<<<
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 */
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 *                 cell_row_block_offset, cell_col_block_offset]
 * 
 *             if (neighbor_label != labels_nodata and             # <<<<<<<<<<<<<<
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 * 
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 * 
 *     block_cache.flush_cache()             # <<<<<<<<<<<<<<
 * 
 * 
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  /* "pygeoprocessing\routing\routing_core.pyx":1904
 * @cython.wraparound(False)
 * @cython.cdivision(True)
 * cdef away_from_higher(             # <<<<<<<<<<<<<<
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/* "pygeoprocessing\routing\routing_core.pyx":2084
 * @cython.wraparound(False)
 * @cython.cdivision(True)
 * cdef towards_lower(             # <<<<<<<<<<<<<<
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 *         map[int, int] &flat_height):
 */

static PyObject *__pyx_f_15pygeoprocessing_7routing_12routing_core_towards_lower(std::deque<int>  &__pyx_v_low_edges, PyObject *__pyx_v_labels_uri, PyObject *__pyx_v_flow_direction_uri, PyObject *__pyx_v_flat_mask_uri, std::map<int,int>  &__pyx_v_flat_height) {
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 *             LOGGER.info(
 *                 "toward_lower work queue size: %d", low_edges_queue.size())
 *             last_time = current_time             # <<<<<<<<<<<<<<
 * 
 *         flat_index = low_edges_queue.front()
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 * 
 *         time(&current_time)
 *         if current_time - last_time > 5.0:             # <<<<<<<<<<<<<<
 *             LOGGER.info(
 *                 "toward_lower work queue size: %d", low_edges_queue.size())
 */
    }

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 *             last_time = current_time
 * 
 *         flat_index = low_edges_queue.front()             # <<<<<<<<<<<<<<
 *         low_edges_queue.pop_front()
 *         if flat_index == marker:
 */
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 * 
 *         flat_index = low_edges_queue.front()
 *         low_edges_queue.pop_front()             # <<<<<<<<<<<<<<
 *         if flat_index == marker:
 *             loops += 1
 */
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 *         flat_index = low_edges_queue.front()
 *         low_edges_queue.pop_front()
 *         if flat_index == marker:             # <<<<<<<<<<<<<<
 *             loops += 1
 *             low_edges_queue.push_back(marker)
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 *         low_edges_queue.pop_front()
 *         if flat_index == marker:
 *             loops += 1             # <<<<<<<<<<<<<<
 *             low_edges_queue.push_back(marker)
 *             continue
 */
      __pyx_v_loops = (__pyx_v_loops + 1);

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 *         if flat_index == marker:
 *             loops += 1
 *             low_edges_queue.push_back(marker)             # <<<<<<<<<<<<<<
 *             continue
 * 
 */
      __pyx_v_low_edges_queue.push_back(__pyx_v_marker);

      /* "pygeoprocessing\routing\routing_core.pyx":2190
 *             loops += 1
 *             low_edges_queue.push_back(marker)
 *             continue             # <<<<<<<<<<<<<<
 * 
 *         flat_row = flat_index / n_cols
 */
      goto __pyx_L7_continue;

      /* "pygeoprocessing\routing\routing_core.pyx":2187
 *         flat_index = low_edges_queue.front()
 *         low_edges_queue.pop_front()
 *         if flat_index == marker:             # <<<<<<<<<<<<<<
 *             loops += 1
 *             low_edges_queue.push_back(marker)
 */
    }

    /* "pygeoprocessing\routing\routing_core.pyx":2192
 *             continue
 * 
 *         flat_row = flat_index / n_cols             # <<<<<<<<<<<<<<
 *         flat_col = flat_index % n_cols
 * 
 */
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 * 
 *         flat_row = flat_index / n_cols
 *         flat_col = flat_index % n_cols             # <<<<<<<<<<<<<<
 * 
 *         block_cache.update_cache(
 */
    __pyx_v_flat_col = (__pyx_v_flat_index % __pyx_v_n_cols);

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 *         flat_col = flat_index % n_cols
 * 
 *         block_cache.update_cache(             # <<<<<<<<<<<<<<
 *             flat_row, flat_col,
 *             &cell_row_index, &cell_col_index,
 */
    ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_flat_row, __pyx_v_flat_col, (&__pyx_v_cell_row_index), (&__pyx_v_cell_col_index), (&__pyx_v_cell_row_block_offset), (&__pyx_v_cell_col_block_offset));

    /* "pygeoprocessing\routing\routing_core.pyx":2200
 *             &cell_row_block_offset, &cell_col_block_offset)
 * 
 *         flat_mask = flat_mask_block[             # <<<<<<<<<<<<<<
 *             cell_row_index, cell_col_index,
 *             cell_row_block_offset, cell_col_block_offset]
 */
    __pyx_t_22 = __pyx_v_cell_row_index;
    __pyx_t_23 = __pyx_v_cell_col_index;
    __pyx_t_24 = __pyx_v_cell_row_block_offset;
    __pyx_t_25 = __pyx_v_cell_col_block_offset;
    __pyx_v_flat_mask = (*__Pyx_BufPtrStrided4d(npy_int32 *, __pyx_pybuffernd_flat_mask_block.rcbuffer->pybuffer.buf, __pyx_t_22, __pyx_pybuffernd_flat_mask_block.diminfo[0].strides, __pyx_t_23, __pyx_pybuffernd_flat_mask_block.diminfo[1].strides, __pyx_t_24, __pyx_pybuffernd_flat_mask_block.diminfo[2].strides, __pyx_t_25, __pyx_pybuffernd_flat_mask_block.diminfo[3].strides));

    /* "pygeoprocessing\routing\routing_core.pyx":2204
 *             cell_row_block_offset, cell_col_block_offset]
 * 
 *         if flat_mask > 0:             # <<<<<<<<<<<<<<
 *             continue
 * 
 */
    __pyx_t_21 = ((__pyx_v_flat_mask > 0) != 0);
    if (__pyx_t_21) {

      /* "pygeoprocessing\routing\routing_core.pyx":2205
 * 
 *         if flat_mask > 0:
 *             continue             # <<<<<<<<<<<<<<
 * 
 *         cell_label = labels_block[
 */
      goto __pyx_L7_continue;

      /* "pygeoprocessing\routing\routing_core.pyx":2204
 *             cell_row_block_offset, cell_col_block_offset]
 * 
 *         if flat_mask > 0:             # <<<<<<<<<<<<<<
 *             continue
 * 
 */
    }

    /* "pygeoprocessing\routing\routing_core.pyx":2207
 *             continue
 * 
 *         cell_label = labels_block[             # <<<<<<<<<<<<<<
 *             cell_row_index, cell_col_index,
 *             cell_row_block_offset, cell_col_block_offset]
 */
    __pyx_t_26 = __pyx_v_cell_row_index;
    __pyx_t_27 = __pyx_v_cell_col_index;
    __pyx_t_28 = __pyx_v_cell_row_block_offset;
    __pyx_t_29 = __pyx_v_cell_col_block_offset;
    __pyx_v_cell_label = (*__Pyx_BufPtrStrided4d(npy_int32 *, __pyx_pybuffernd_labels_block.rcbuffer->pybuffer.buf, __pyx_t_26, __pyx_pybuffernd_labels_block.diminfo[0].strides, __pyx_t_27, __pyx_pybuffernd_labels_block.diminfo[1].strides, __pyx_t_28, __pyx_pybuffernd_labels_block.diminfo[2].strides, __pyx_t_29, __pyx_pybuffernd_labels_block.diminfo[3].strides));

    /* "pygeoprocessing\routing\routing_core.pyx":2211
 *             cell_row_block_offset, cell_col_block_offset]
 * 
 *         if flat_mask < 0:             # <<<<<<<<<<<<<<
 *             flat_mask_block[
 *                 cell_row_index, cell_col_index,
 */
    __pyx_t_21 = ((__pyx_v_flat_mask < 0) != 0);
    if (__pyx_t_21) {

      /* "pygeoprocessing\routing\routing_core.pyx":2214
 *             flat_mask_block[
 *                 cell_row_index, cell_col_index,
 *                 cell_row_block_offset, cell_col_block_offset] = (             # <<<<<<<<<<<<<<
 *                     flat_height[cell_label] + flat_mask + 2 * loops)
 *         else:
 */
      __pyx_t_30 = __pyx_v_cell_row_index;
      __pyx_t_31 = __pyx_v_cell_col_index;
      __pyx_t_32 = __pyx_v_cell_row_block_offset;
      __pyx_t_33 = __pyx_v_cell_col_block_offset;
      *__Pyx_BufPtrStrided4d(npy_int32 *, __pyx_pybuffernd_flat_mask_block.rcbuffer->pybuffer.buf, __pyx_t_30, __pyx_pybuffernd_flat_mask_block.diminfo[0].strides, __pyx_t_31, __pyx_pybuffernd_flat_mask_block.diminfo[1].strides, __pyx_t_32, __pyx_pybuffernd_flat_mask_block.diminfo[2].strides, __pyx_t_33, __pyx_pybuffernd_flat_mask_block.diminfo[3].strides) = (((__pyx_v_flat_height[__pyx_v_cell_label]) + __pyx_v_flat_mask) + (2 * __pyx_v_loops));

      /* "pygeoprocessing\routing\routing_core.pyx":2211
 *             cell_row_block_offset, cell_col_block_offset]
 * 
 *         if flat_mask < 0:             # <<<<<<<<<<<<<<
 *             flat_mask_block[
 *                 cell_row_index, cell_col_index,
 */
      goto __pyx_L12;
    }

    /* "pygeoprocessing\routing\routing_core.pyx":2219
 *             flat_mask_block[
 *                 cell_row_index, cell_col_index,
 *                 cell_row_block_offset, cell_col_block_offset] = 2 * loops             # <<<<<<<<<<<<<<
 *         cache_dirty[cell_row_index, cell_col_index] = 1
 * 
 */
    /*else*/ {

      /* "pygeoprocessing\routing\routing_core.pyx":2218
 *         else:
 *             flat_mask_block[
 *                 cell_row_index, cell_col_index,             # <<<<<<<<<<<<<<
 *                 cell_row_block_offset, cell_col_block_offset] = 2 * loops
 *         cache_dirty[cell_row_index, cell_col_index] = 1
 */
      __pyx_t_34 = __pyx_v_cell_row_index;
      __pyx_t_35 = __pyx_v_cell_col_index;
      __pyx_t_36 = __pyx_v_cell_row_block_offset;
      __pyx_t_37 = __pyx_v_cell_col_block_offset;
      *__Pyx_BufPtrStrided4d(npy_int32 *, __pyx_pybuffernd_flat_mask_block.rcbuffer->pybuffer.buf, __pyx_t_34, __pyx_pybuffernd_flat_mask_block.diminfo[0].strides, __pyx_t_35, __pyx_pybuffernd_flat_mask_block.diminfo[1].strides, __pyx_t_36, __pyx_pybuffernd_flat_mask_block.diminfo[2].strides, __pyx_t_37, __pyx_pybuffernd_flat_mask_block.diminfo[3].strides) = (2 * __pyx_v_loops);
    }
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    /* "pygeoprocessing\routing\routing_core.pyx":2220
 *                 cell_row_index, cell_col_index,
 *                 cell_row_block_offset, cell_col_block_offset] = 2 * loops
 *         cache_dirty[cell_row_index, cell_col_index] = 1             # <<<<<<<<<<<<<<
 * 
 *         #visit the neighbors
 */
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 * 
 *         #visit the neighbors
 *         for neighbor_index in xrange(8):             # <<<<<<<<<<<<<<
 *             neighbor_row = (
 *                 flat_row + neighbor_row_offset[neighbor_index])
 */
    for (__pyx_t_40 = 0; __pyx_t_40 < 8; __pyx_t_40+=1) {
      __pyx_v_neighbor_index = __pyx_t_40;

      /* "pygeoprocessing\routing\routing_core.pyx":2225
 *         for neighbor_index in xrange(8):
 *             neighbor_row = (
 *                 flat_row + neighbor_row_offset[neighbor_index])             # <<<<<<<<<<<<<<
 *             neighbor_col = (
 *                 flat_col + neighbor_col_offset[neighbor_index])
 */
      __pyx_v_neighbor_row = (__pyx_v_flat_row + (__pyx_v_neighbor_row_offset[__pyx_v_neighbor_index]));

      /* "pygeoprocessing\routing\routing_core.pyx":2227
 *                 flat_row + neighbor_row_offset[neighbor_index])
 *             neighbor_col = (
 *                 flat_col + neighbor_col_offset[neighbor_index])             # <<<<<<<<<<<<<<
 * 
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or
 */
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      /* "pygeoprocessing\routing\routing_core.pyx":2229
 *                 flat_col + neighbor_col_offset[neighbor_index])
 * 
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or             # <<<<<<<<<<<<<<
 *                     neighbor_col < 0 or neighbor_col >= n_cols):
 *                 continue
 */
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      if (!__pyx_t_41) {
      } else {
        __pyx_t_21 = __pyx_t_41;
        goto __pyx_L16_bool_binop_done;
      }
      __pyx_t_41 = ((__pyx_v_neighbor_row >= __pyx_v_n_rows) != 0);
      if (!__pyx_t_41) {
      } else {
        __pyx_t_21 = __pyx_t_41;
        goto __pyx_L16_bool_binop_done;
      }

      /* "pygeoprocessing\routing\routing_core.pyx":2230
 * 
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or
 *                     neighbor_col < 0 or neighbor_col >= n_cols):             # <<<<<<<<<<<<<<
 *                 continue
 * 
 */
      __pyx_t_41 = ((__pyx_v_neighbor_col < 0) != 0);
      if (!__pyx_t_41) {
      } else {
        __pyx_t_21 = __pyx_t_41;
        goto __pyx_L16_bool_binop_done;
      }
      __pyx_t_41 = ((__pyx_v_neighbor_col >= __pyx_v_n_cols) != 0);
      __pyx_t_21 = __pyx_t_41;
      __pyx_L16_bool_binop_done:;

      /* "pygeoprocessing\routing\routing_core.pyx":2229
 *                 flat_col + neighbor_col_offset[neighbor_index])
 * 
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or             # <<<<<<<<<<<<<<
 *                     neighbor_col < 0 or neighbor_col >= n_cols):
 *                 continue
 */
      if (__pyx_t_21) {

        /* "pygeoprocessing\routing\routing_core.pyx":2231
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or
 *                     neighbor_col < 0 or neighbor_col >= n_cols):
 *                 continue             # <<<<<<<<<<<<<<
 * 
 *             block_cache.update_cache(
 */
        goto __pyx_L13_continue;

        /* "pygeoprocessing\routing\routing_core.pyx":2229
 *                 flat_col + neighbor_col_offset[neighbor_index])
 * 
 *             if (neighbor_row < 0 or neighbor_row >= n_rows or             # <<<<<<<<<<<<<<
 *                     neighbor_col < 0 or neighbor_col >= n_cols):
 *                 continue
 */
      }

      /* "pygeoprocessing\routing\routing_core.pyx":2233
 *                 continue
 * 
 *             block_cache.update_cache(             # <<<<<<<<<<<<<<
 *                 neighbor_row, neighbor_col,
 *                 &cell_row_index, &cell_col_index,
 */
      ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_neighbor_row, __pyx_v_neighbor_col, (&__pyx_v_cell_row_index), (&__pyx_v_cell_col_index), (&__pyx_v_cell_row_block_offset), (&__pyx_v_cell_col_block_offset));

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 *                 &cell_row_block_offset, &cell_col_block_offset)
 * 
 *             neighbor_label = labels_block[             # <<<<<<<<<<<<<<
 *                 cell_row_index, cell_col_index,
 *                 cell_row_block_offset, cell_col_block_offset]
 */
      __pyx_t_42 = __pyx_v_cell_row_index;
      __pyx_t_43 = __pyx_v_cell_col_index;
      __pyx_t_44 = __pyx_v_cell_row_block_offset;
      __pyx_t_45 = __pyx_v_cell_col_block_offset;
      __pyx_v_neighbor_label = (*__Pyx_BufPtrStrided4d(npy_int32 *, __pyx_pybuffernd_labels_block.rcbuffer->pybuffer.buf, __pyx_t_42, __pyx_pybuffernd_labels_block.diminfo[0].strides, __pyx_t_43, __pyx_pybuffernd_labels_block.diminfo[1].strides, __pyx_t_44, __pyx_pybuffernd_labels_block.diminfo[2].strides, __pyx_t_45, __pyx_pybuffernd_labels_block.diminfo[3].strides));

      /* "pygeoprocessing\routing\routing_core.pyx":2242
 *                 cell_row_block_offset, cell_col_block_offset]
 * 
 *             neighbor_flow = flow_direction_block[             # <<<<<<<<<<<<<<
 *                 cell_row_index, cell_col_index,
 *                 cell_row_block_offset, cell_col_block_offset]
 */
      __pyx_t_46 = __pyx_v_cell_row_index;
      __pyx_t_47 = __pyx_v_cell_col_index;
      __pyx_t_48 = __pyx_v_cell_row_block_offset;
      __pyx_t_49 = __pyx_v_cell_col_block_offset;
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      /* "pygeoprocessing\routing\routing_core.pyx":2246
 *                 cell_row_block_offset, cell_col_block_offset]
 * 
 *             if (neighbor_label != labels_nodata and             # <<<<<<<<<<<<<<
 *                     neighbor_label == cell_label and
 *                     neighbor_flow == flow_nodata):
 */
      __pyx_t_41 = ((__pyx_v_neighbor_label != __pyx_v_labels_nodata) != 0);
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      } else {
        __pyx_t_21 = __pyx_t_41;
        goto __pyx_L21_bool_binop_done;
      }

      /* "pygeoprocessing\routing\routing_core.pyx":2247
 * 
 *             if (neighbor_label != labels_nodata and
 *                     neighbor_label == cell_label and             # <<<<<<<<<<<<<<
 *                     neighbor_flow == flow_nodata):
 *                 low_edges_queue.push_back(neighbor_row * n_cols + neighbor_col)
 */
      __pyx_t_41 = ((__pyx_v_neighbor_label == __pyx_v_cell_label) != 0);
      if (__pyx_t_41) {
      } else {
        __pyx_t_21 = __pyx_t_41;
        goto __pyx_L21_bool_binop_done;
      }

      /* "pygeoprocessing\routing\routing_core.pyx":2248
 *             if (neighbor_label != labels_nodata and
 *                     neighbor_label == cell_label and
 *                     neighbor_flow == flow_nodata):             # <<<<<<<<<<<<<<
 *                 low_edges_queue.push_back(neighbor_row * n_cols + neighbor_col)
 * 
 */
      __pyx_t_41 = ((__pyx_v_neighbor_flow == __pyx_v_flow_nodata) != 0);
      __pyx_t_21 = __pyx_t_41;
      __pyx_L21_bool_binop_done:;

      /* "pygeoprocessing\routing\routing_core.pyx":2246
 *                 cell_row_block_offset, cell_col_block_offset]
 * 
 *             if (neighbor_label != labels_nodata and             # <<<<<<<<<<<<<<
 *                     neighbor_label == cell_label and
 *                     neighbor_flow == flow_nodata):
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 *         if current_time - last_time > 5.0:             # <<<<<<<<<<<<<<
 *             LOGGER.info("flow_direction_inf %.1f%% complete", (global_row + 1.0) / n_rows * 100)
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 *             LOGGER.info("flow_direction_inf %.1f%% complete", (global_row + 1.0) / n_rows * 100)
 *             last_time = current_time
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 *             last_time = current_time
 *         for global_block_col in xrange(n_global_block_cols):
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 *         for global_block_col in xrange(n_global_block_cols):
 *             for global_row in xrange(global_block_row*block_row_size, min((global_block_row+1)*block_row_size, n_rows)):
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          /* "pygeoprocessing\routing\routing_core.pyx":2397
 *                     #is cache block not loaded?
 * 
 *                     e_0_row = e_0_offsets[0] + global_row             # <<<<<<<<<<<<<<
 *                     e_0_col = e_0_offsets[1] + global_col
 * 
 */
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 * 
 *                     e_0_row = e_0_offsets[0] + global_row
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 * 
 *                     block_cache.update_cache(e_0_row, e_0_col, &e_0_row_index, &e_0_col_index, &e_0_row_block_offset, &e_0_col_block_offset)
 */
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 *                     e_0_col = e_0_offsets[1] + global_col
 * 
 *                     block_cache.update_cache(e_0_row, e_0_col, &e_0_row_index, &e_0_col_index, &e_0_row_block_offset, &e_0_col_block_offset)             # <<<<<<<<<<<<<<
 * 
 *                     current_label = label_block[
 */
          ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_e_0_row, __pyx_v_e_0_col, (&__pyx_v_e_0_row_index), (&__pyx_v_e_0_col_index), (&__pyx_v_e_0_row_block_offset), (&__pyx_v_e_0_col_block_offset));

          /* "pygeoprocessing\routing\routing_core.pyx":2402
 *                     block_cache.update_cache(e_0_row, e_0_col, &e_0_row_index, &e_0_col_index, &e_0_row_block_offset, &e_0_col_block_offset)
 * 
 *                     current_label = label_block[             # <<<<<<<<<<<<<<
 *                         e_0_row_index, e_0_col_index,
 *                         e_0_row_block_offset, e_0_col_block_offset]
 */
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          __pyx_t_34 = __pyx_v_e_0_col_index;
          __pyx_t_35 = __pyx_v_e_0_row_block_offset;
          __pyx_t_36 = __pyx_v_e_0_col_block_offset;
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          /* "pygeoprocessing\routing\routing_core.pyx":2407
 * 
 *                     #if a label isn't defiend we're not in a flat region
 *                     if current_label == label_nodata:             # <<<<<<<<<<<<<<
 *                         continue
 * 
 */
          __pyx_t_25 = ((__pyx_v_current_label == __pyx_v_label_nodata) != 0);
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            /* "pygeoprocessing\routing\routing_core.pyx":2408
 *                     #if a label isn't defiend we're not in a flat region
 *                     if current_label == label_nodata:
 *                         continue             # <<<<<<<<<<<<<<
 * 
 *                     current_flow = flow_block[
 */
            goto __pyx_L14_continue;

            /* "pygeoprocessing\routing\routing_core.pyx":2407
 * 
 *                     #if a label isn't defiend we're not in a flat region
 *                     if current_label == label_nodata:             # <<<<<<<<<<<<<<
 *                         continue
 * 
 */
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          /* "pygeoprocessing\routing\routing_core.pyx":2410
 *                         continue
 * 
 *                     current_flow = flow_block[             # <<<<<<<<<<<<<<
 *                         e_0_row_index, e_0_col_index,
 *                         e_0_row_block_offset, e_0_col_block_offset]
 */
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          __pyx_t_38 = __pyx_v_e_0_col_index;
          __pyx_t_39 = __pyx_v_e_0_row_block_offset;
          __pyx_t_40 = __pyx_v_e_0_col_block_offset;
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          /* "pygeoprocessing\routing\routing_core.pyx":2417
 *                     #direction raster, perhaps from an earlier iteration in a
 *                     #multiphase flow resolution algorithm
 *                     if current_flow != flow_nodata:             # <<<<<<<<<<<<<<
 *                         continue
 * 
 */
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            /* "pygeoprocessing\routing\routing_core.pyx":2418
 *                     #multiphase flow resolution algorithm
 *                     if current_flow != flow_nodata:
 *                         continue             # <<<<<<<<<<<<<<
 * 
 *                     e_0 = flat_mask_block[e_0_row_index, e_0_col_index, e_0_row_block_offset, e_0_col_block_offset]
 */
            goto __pyx_L14_continue;

            /* "pygeoprocessing\routing\routing_core.pyx":2417
 *                     #direction raster, perhaps from an earlier iteration in a
 *                     #multiphase flow resolution algorithm
 *                     if current_flow != flow_nodata:             # <<<<<<<<<<<<<<
 *                         continue
 * 
 */
          }

          /* "pygeoprocessing\routing\routing_core.pyx":2420
 *                         continue
 * 
 *                     e_0 = flat_mask_block[e_0_row_index, e_0_col_index, e_0_row_block_offset, e_0_col_block_offset]             # <<<<<<<<<<<<<<
 *                     #skip if we're on a nodata pixel skip
 * 
 */
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 * 
 *                     #Calculate the flow flow_direction for each facet
 *                     slope_max = 0 #use this to keep track of the maximum down-slope             # <<<<<<<<<<<<<<
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 */
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 *                     slope_max = 0 #use this to keep track of the maximum down-slope
 *                     flow_direction_max_slope = 0 #flow direction on max downward slope             # <<<<<<<<<<<<<<
 *                     max_index = 0 #index to keep track of max slope facet
 * 
 */
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 *                     flow_direction_max_slope = 0 #flow direction on max downward slope
 *                     max_index = 0 #index to keep track of max slope facet             # <<<<<<<<<<<<<<
 * 
 *                     for facet_index in range(8):
 */
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 *                     max_index = 0 #index to keep track of max slope facet
 * 
 *                     for facet_index in range(8):             # <<<<<<<<<<<<<<
 *                         #This defines the three points the facet
 * 
 */
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 *                         #This defines the three points the facet
 * 
 *                         e_1_row = e_1_offsets[facet_index * 2 + 0] + global_row             # <<<<<<<<<<<<<<
 *                         e_1_col = e_1_offsets[facet_index * 2 + 1] + global_col
 *                         e_2_row = e_2_offsets[facet_index * 2 + 0] + global_row
 */
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 * 
 *                         e_1_row = e_1_offsets[facet_index * 2 + 0] + global_row
 *                         e_1_col = e_1_offsets[facet_index * 2 + 1] + global_col             # <<<<<<<<<<<<<<
 *                         e_2_row = e_2_offsets[facet_index * 2 + 0] + global_row
 *                         e_2_col = e_2_offsets[facet_index * 2 + 1] + global_col
 */
            __pyx_v_e_1_col = ((__pyx_v_e_1_offsets[((__pyx_v_facet_index * 2) + 1)]) + __pyx_v_global_col);

            /* "pygeoprocessing\routing\routing_core.pyx":2433
 *                         e_1_row = e_1_offsets[facet_index * 2 + 0] + global_row
 *                         e_1_col = e_1_offsets[facet_index * 2 + 1] + global_col
 *                         e_2_row = e_2_offsets[facet_index * 2 + 0] + global_row             # <<<<<<<<<<<<<<
 *                         e_2_col = e_2_offsets[facet_index * 2 + 1] + global_col
 *                         #make sure one of the facets doesn't hang off the edge
 */
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 *                         e_1_col = e_1_offsets[facet_index * 2 + 1] + global_col
 *                         e_2_row = e_2_offsets[facet_index * 2 + 0] + global_row
 *                         e_2_col = e_2_offsets[facet_index * 2 + 1] + global_col             # <<<<<<<<<<<<<<
 *                         #make sure one of the facets doesn't hang off the edge
 *                         if (e_1_row < 0 or e_1_row >= n_rows or
 */
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 *                         e_2_col = e_2_offsets[facet_index * 2 + 1] + global_col
 *                         #make sure one of the facets doesn't hang off the edge
 *                         if (e_1_row < 0 or e_1_row >= n_rows or             # <<<<<<<<<<<<<<
 *                             e_2_row < 0 or e_2_row >= n_rows or
 *                             e_1_col < 0 or e_1_col >= n_cols or
 */
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 *                         #make sure one of the facets doesn't hang off the edge
 *                         if (e_1_row < 0 or e_1_row >= n_rows or
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 *                             e_1_col < 0 or e_1_col >= n_cols or
 *                             e_2_col < 0 or e_2_col >= n_cols):
 */
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 *                         if (e_1_row < 0 or e_1_row >= n_rows or
 *                             e_2_row < 0 or e_2_row >= n_rows or
 *                             e_1_col < 0 or e_1_col >= n_cols or             # <<<<<<<<<<<<<<
 *                             e_2_col < 0 or e_2_col >= n_cols):
 *                             continue
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            } else {
              __pyx_t_25 = __pyx_t_46;
              goto __pyx_L21_bool_binop_done;
            }
            __pyx_t_46 = ((__pyx_v_e_1_col >= __pyx_v_n_cols) != 0);
            if (!__pyx_t_46) {
            } else {
              __pyx_t_25 = __pyx_t_46;
              goto __pyx_L21_bool_binop_done;
            }

            /* "pygeoprocessing\routing\routing_core.pyx":2439
 *                             e_2_row < 0 or e_2_row >= n_rows or
 *                             e_1_col < 0 or e_1_col >= n_cols or
 *                             e_2_col < 0 or e_2_col >= n_cols):             # <<<<<<<<<<<<<<
 *                             continue
 * 
 */
            __pyx_t_46 = ((__pyx_v_e_2_col < 0) != 0);
            if (!__pyx_t_46) {
            } else {
              __pyx_t_25 = __pyx_t_46;
              goto __pyx_L21_bool_binop_done;
            }
            __pyx_t_46 = ((__pyx_v_e_2_col >= __pyx_v_n_cols) != 0);
            __pyx_t_25 = __pyx_t_46;
            __pyx_L21_bool_binop_done:;

            /* "pygeoprocessing\routing\routing_core.pyx":2436
 *                         e_2_col = e_2_offsets[facet_index * 2 + 1] + global_col
 *                         #make sure one of the facets doesn't hang off the edge
 *                         if (e_1_row < 0 or e_1_row >= n_rows or             # <<<<<<<<<<<<<<
 *                             e_2_row < 0 or e_2_row >= n_rows or
 *                             e_1_col < 0 or e_1_col >= n_cols or
 */
            if (__pyx_t_25) {

              /* "pygeoprocessing\routing\routing_core.pyx":2440
 *                             e_1_col < 0 or e_1_col >= n_cols or
 *                             e_2_col < 0 or e_2_col >= n_cols):
 *                             continue             # <<<<<<<<<<<<<<
 * 
 *                         block_cache.update_cache(e_1_row, e_1_col, &e_1_row_index, &e_1_col_index, &e_1_row_block_offset, &e_1_col_block_offset)
 */
              goto __pyx_L18_continue;

              /* "pygeoprocessing\routing\routing_core.pyx":2436
 *                         e_2_col = e_2_offsets[facet_index * 2 + 1] + global_col
 *                         #make sure one of the facets doesn't hang off the edge
 *                         if (e_1_row < 0 or e_1_row >= n_rows or             # <<<<<<<<<<<<<<
 *                             e_2_row < 0 or e_2_row >= n_rows or
 *                             e_1_col < 0 or e_1_col >= n_cols or
 */
            }

            /* "pygeoprocessing\routing\routing_core.pyx":2442
 *                             continue
 * 
 *                         block_cache.update_cache(e_1_row, e_1_col, &e_1_row_index, &e_1_col_index, &e_1_row_block_offset, &e_1_col_block_offset)             # <<<<<<<<<<<<<<
 *                         block_cache.update_cache(e_2_row, e_2_col, &e_2_row_index, &e_2_col_index, &e_2_row_block_offset, &e_2_col_block_offset)
 * 
 */
            ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_e_1_row, __pyx_v_e_1_col, (&__pyx_v_e_1_row_index), (&__pyx_v_e_1_col_index), (&__pyx_v_e_1_row_block_offset), (&__pyx_v_e_1_col_block_offset));

            /* "pygeoprocessing\routing\routing_core.pyx":2443
 * 
 *                         block_cache.update_cache(e_1_row, e_1_col, &e_1_row_index, &e_1_col_index, &e_1_row_block_offset, &e_1_col_block_offset)
 *                         block_cache.update_cache(e_2_row, e_2_col, &e_2_row_index, &e_2_col_index, &e_2_row_block_offset, &e_2_col_block_offset)             # <<<<<<<<<<<<<<
 * 
 *                         e_1 = flat_mask_block[e_1_row_index, e_1_col_index, e_1_row_block_offset, e_1_col_block_offset]
 */
            ((struct __pyx_vtabstruct_15pygeoprocessing_7routing_12routing_core_BlockCache *)__pyx_v_block_cache->__pyx_vtab)->update_cache(__pyx_v_block_cache, __pyx_v_e_2_row, __pyx_v_e_2_col, (&__pyx_v_e_2_row_index), (&__pyx_v_e_2_col_index), (&__pyx_v_e_2_row_block_offset), (&__pyx_v_e_2_col_block_offset));

            /* "pygeoprocessing\routing\routing_core.pyx":2445
 *                         block_cache.update_cache(e_2_row, e_2_col, &e_2_row_index, &e_2_col_index, &e_2_row_block_offset, &e_2_col_block_offset)
 * 
 *                         e_1 = flat_mask_block[e_1_row_index, e_1_col_index, e_1_row_block_offset, e_1_col_block_offset]             # <<<<<<<<<<<<<<
 *                         e_2 = flat_mask_block[e_2_row_index, e_2_col_index, e_2_row_block_offset, e_2_col_block_offset]
 * 
 */
            __pyx_t_47 = __pyx_v_e_1_row_index;
            __pyx_t_48 = __pyx_v_e_1_col_index;
            __pyx_t_49 = __pyx_v_e_1_row_block_offset;
            __pyx_t_50 = __pyx_v_e_1_col_block_offset;
            __pyx_v_e_1 = (*__Pyx_BufPtrStrided4d(npy_int32 *, __pyx_pybuffernd_flat_mask_block.rcbuffer->pybuffer.buf, __pyx_t_47, __pyx_pybuffernd_flat_mask_block.diminfo[0].strides, __pyx_t_48, __pyx_pybuffernd_flat_mask_block.diminfo[1].strides, __pyx_t_49, __pyx_pybuffernd_flat_mask_block.diminfo[2].strides, __pyx_t_50, __pyx_pybuffernd_flat_mask_block.diminfo[3].strides));

            /* "pygeoprocessing\routing\routing_core.pyx":2446
 * 
 *                         e_1 = flat_mask_block[e_1_row_index, e_1_col_index, e_1_row_block_offset, e_1_col_block_offset]
 *                         e_2 = flat_mask_block[e_2_row_index, e_2_col_index, e_2_row_block_offset, e_2_col_block_offset]             # <<<<<<<<<<<<<<
 * 
 *                         e_1_label = label_block[e_1_row_index, e_1_col_index, e_1_row_block_offset, e_1_col_block_offset]
 */
            __pyx_t_51 = __pyx_v_e_2_row_index;
            __pyx_t_52 = __pyx_v_e_2_col_index;
            __pyx_t_53 = __pyx_v_e_2_row_block_offset;
            __pyx_t_54 = __pyx_v_e_2_col_block_offset;
            __pyx_v_e_2 = (*__Pyx_BufPtrStrided4d(npy_int32 *, __pyx_pybuffernd_flat_mask_block.rcbuffer->pybuffer.buf, __pyx_t_51, __pyx_pybuffernd_flat_mask_block.diminfo[0].strides, __pyx_t_52, __pyx_pybuffernd_flat_mask_block.diminfo[1].strides, __pyx_t_53, __pyx_pybuffernd_flat_mask_block.diminfo[2].strides, __pyx_t_54, __pyx_pybuffernd_flat_mask_block.diminfo[3].strides));

            /* "pygeoprocessing\routing\routing_core.pyx":2448
 *                         e_2 = flat_mask_block[e_2_row_index, e_2_col_index, e_2_row_block_offset, e_2_col_block_offset]
 * 
 *                         e_1_label = label_block[e_1_row_index, e_1_col_index, e_1_row_block_offset, e_1_col_block_offset]             # <<<<<<<<<<<<<<
 *                         e_2_label = label_block[e_2_row_index, e_2_col_index, e_2_row_block_offset, e_2_col_block_offset]
 * 
 */
            __pyx_t_55 = __pyx_v_e_1_row_index;
            __pyx_t_56 = __pyx_v_e_1_col_index;
            __pyx_t_57 = __pyx_v_e_1_row_block_offset;
            __pyx_t_58 = __pyx_v_e_1_col_block_offset;
            __pyx_v_e_1_label = (*__Pyx_BufPtrStrided4d(npy_int32 *, __pyx_pybuffernd_label_block.rcbuffer->pybuffer.buf, __pyx_t_55, __pyx_pybuffernd_label_block.diminfo[0].strides, __pyx_t_56, __pyx_pybuffernd_label_block.diminfo[1].strides, __pyx_t_57, __pyx_pybuffernd_label_block.diminfo[2].strides, __pyx_t_58, __pyx_pybuffernd_label_block.diminfo[3].strides));

            /* "pygeoprocessing\routing\routing_core.pyx":2449
 * 
 *                         e_1_label = label_block[e_1_row_index, e_1_col_index, e_1_row_block_offset, e_1_col_block_offset]
 *                         e_2_label = label_block[e_2_row_index, e_2_col_index, e_2_row_block_offset, e_2_col_block_offset]             # <<<<<<<<<<<<<<
 * 
 *                         #if labels aren't t the same as the current, we can't flow to them
 */
            __pyx_t_59 = __pyx_v_e_2_row_index;
            __pyx_t_60 = __pyx_v_e_2_col_index;
            __pyx_t_61 = __pyx_v_e_2_row_block_offset;
            __pyx_t_62 = __pyx_v_e_2_col_block_offset;
            __pyx_v_e_2_label = (*__Pyx_BufPtrStrided4d(npy_int32 *, __pyx_pybuffernd_label_block.rcbuffer->pybuffer.buf, __pyx_t_59, __pyx_pybuffernd_label_block.diminfo[0].strides, __pyx_t_60, __pyx_pybuffernd_label_block.diminfo[1].strides, __pyx_t_61, __pyx_pybuffernd_label_block.diminfo[2].strides, __pyx_t_62, __pyx_pybuffernd_label_block.diminfo[3].strides));

            /* "pygeoprocessing\routing\routing_core.pyx":2452
 * 
 *                         #if labels aren't t the same as the current, we can't flow to them
 *                         if e_1_label != current_label and e_2_label != current_label:             # <<<<<<<<<<<<<<
 *                             continue
 * 
 */
            __pyx_t_46 = ((__pyx_v_e_1_label != __pyx_v_current_label) != 0);
            if (__pyx_t_46) {
            } else {
              __pyx_t_25 = __pyx_t_46;
              goto __pyx_L30_bool_binop_done;
            }
            __pyx_t_46 = ((__pyx_v_e_2_label != __pyx_v_current_label) != 0);
            __pyx_t_25 = __pyx_t_46;
            __pyx_L30_bool_binop_done:;
            if (__pyx_t_25) {

              /* "pygeoprocessing\routing\routing_core.pyx":2453
 *                         #if labels aren't t the same as the current, we can't flow to them
 *                         if e_1_label != current_label and e_2_label != current_label:
 *                             continue             # <<<<<<<<<<<<<<
 * 
 *                         #s_1 is slope along straight edge
 */
              goto __pyx_L18_continue;

              /* "pygeoprocessing\routing\routing_core.pyx":2452
 * 
 *                         #if labels aren't t the same as the current, we can't flow to them
 *                         if e_1_label != current_label and e_2_label != current_label:             # <<<<<<<<<<<<<<
 *                             continue
 * 
 */
            }

            /* "pygeoprocessing\routing\routing_core.pyx":2456
 * 
 *                         #s_1 is slope along straight edge
 *                         s_1 = (e_0 - e_1) / d_1 #Eqn 1             # <<<<<<<<<<<<<<
 *                         #slope along diagonal edge
 *                         s_2 = (e_1 - e_2) / d_2 #Eqn 2
 */
            __pyx_v_s_1 = ((__pyx_v_e_0 - __pyx_v_e_1) / __pyx_v_d_1);

            /* "pygeoprocessing\routing\routing_core.pyx":2458
 *                         s_1 = (e_0 - e_1) / d_1 #Eqn 1
 *                         #slope along diagonal edge
 *                         s_2 = (e_1 - e_2) / d_2 #Eqn 2             # <<<<<<<<<<<<<<
 * 
 *                         #can't calculate flow direction if one of the facets is nodata
 */
            __pyx_v_s_2 = ((__pyx_v_e_1 - __pyx_v_e_2) / __pyx_v_d_2);

            /* "pygeoprocessing\routing\routing_core.pyx":2461
 * 
 *                         #can't calculate flow direction if one of the facets is nodata
 *                         if e_1_label != current_label or e_2_label != current_label:             # <<<<<<<<<<<<<<
 *                             #make sure the flow direction perfectly aligns with
 *                             #the facet direction so we don't get a case where
 */
            __pyx_t_46 = ((__pyx_v_e_1_label != __pyx_v_current_label) != 0);
            if (!__pyx_t_46) {
            } else {
              __pyx_t_25 = __pyx_t_46;
              goto __pyx_L33_bool_binop_done;
            }
            __pyx_t_46 = ((__pyx_v_e_2_label != __pyx_v_current_label) != 0);
            __pyx_t_25 = __pyx_t_46;
            __pyx_L33_bool_binop_done:;
            if (__pyx_t_25) {

              /* "pygeoprocessing\routing\routing_core.pyx":2466
 *                             #we point toward a pixel but the next pixel down
 *                             #is the correct flow direction
 *                             if e_1_label == current_label and facet_index % 2 == 0 and e_1 < e_0:             # <<<<<<<<<<<<<<
 *                                 #straight line to next pixel
 *                                 slope = s_1
 */
              __pyx_t_46 = ((__pyx_v_e_1_label == __pyx_v_current_label) != 0);
              if (__pyx_t_46) {
              } else {
                __pyx_t_25 = __pyx_t_46;
                goto __pyx_L36_bool_binop_done;
              }
              __pyx_t_46 = (((__pyx_v_facet_index % 2) == 0) != 0);
              if (__pyx_t_46) {
              } else {
                __pyx_t_25 = __pyx_t_46;
                goto __pyx_L36_bool_binop_done;
              }
              __pyx_t_46 = ((__pyx_v_e_1 < __pyx_v_e_0) != 0);
              __pyx_t_25 = __pyx_t_46;
              __pyx_L36_bool_binop_done:;
              if (__pyx_t_25) {

                /* "pygeoprocessing\routing\routing_core.pyx":2468
 *                             if e_1_label == current_label and facet_index % 2 == 0 and e_1 < e_0:
 *                                 #straight line to next pixel
 *                                 slope = s_1             # <<<<<<<<<<<<<<
 *                                 flow_direction = 0
 *                             elif e_2_label == current_label and facet_index % 2 == 1 and e_2 < e_0:
 */
                __pyx_v_slope = __pyx_v_s_1;

                /* "pygeoprocessing\routing\routing_core.pyx":2469
 *                                 #straight line to next pixel
 *                                 slope = s_1
 *                                 flow_direction = 0             # <<<<<<<<<<<<<<
 *                             elif e_2_label == current_label and facet_index % 2 == 1 and e_2 < e_0:
 *                                 #diagonal line to next pixel
 */
                __pyx_v_flow_direction = 0.0;

                /* "pygeoprocessing\routing\routing_core.pyx":2466
 *                             #we point toward a pixel but the next pixel down
 *                             #is the correct flow direction
 *                             if e_1_label == current_label and facet_index % 2 == 0 and e_1 < e_0:             # <<<<<<<<<<<<<<
 *                                 #straight line to next pixel
 *                                 slope = s_1
 */
                goto __pyx_L35;
              }

              /* "pygeoprocessing\routing\routing_core.pyx":2470
 *                                 slope = s_1
 *                                 flow_direction = 0
 *                             elif e_2_label == current_label and facet_index % 2 == 1 and e_2 < e_0:             # <<<<<<<<<<<<<<
 *                                 #diagonal line to next pixel
 *                                 slope = (e_0 - e_2) / sqrt(d_1 **2 + d_2 ** 2)
 */
              __pyx_t_46 = ((__pyx_v_e_2_label == __pyx_v_current_label) != 0);
              if (__pyx_t_46) {
              } else {
                __pyx_t_25 = __pyx_t_46;
                goto __pyx_L39_bool_binop_done;
              }
              __pyx_t_46 = (((__pyx_v_facet_index % 2) == 1) != 0);
              if (__pyx_t_46) {
              } else {
                __pyx_t_25 = __pyx_t_46;
                goto __pyx_L39_bool_binop_done;
              }
              __pyx_t_46 = ((__pyx_v_e_2 < __pyx_v_e_0) != 0);
              __pyx_t_25 = __pyx_t_46;
              __pyx_L39_bool_binop_done:;
              if (__pyx_t_25) {

                /* "pygeoprocessing\routing\routing_core.pyx":2472
 *                             elif e_2_label == current_label and facet_index % 2 == 1 and e_2 < e_0:
 *                                 #diagonal line to next pixel
 *                                 slope = (e_0 - e_2) / sqrt(d_1 **2 + d_2 ** 2)             # <<<<<<<<<<<<<<
 *                                 flow_direction = max_r
 *                             else:
 */
                __pyx_v_slope = ((__pyx_v_e_0 - __pyx_v_e_2) / sqrt((pow(__pyx_v_d_1, 2.0) + pow(__pyx_v_d_2, 2.0))));

                /* "pygeoprocessing\routing\routing_core.pyx":2473
 *                                 #diagonal line to next pixel
 *                                 slope = (e_0 - e_2) / sqrt(d_1 **2 + d_2 ** 2)
 *                                 flow_direction = max_r             # <<<<<<<<<<<<<<
 *                             else:
 *                                 continue
 */
                __pyx_v_flow_direction = __pyx_v_max_r;

                /* "pygeoprocessing\routing\routing_core.pyx":2470
 *                                 slope = s_1
 *                                 flow_direction = 0
 *                             elif e_2_label == current_label and facet_index % 2 == 1 and e_2 < e_0:             # <<<<<<<<<<<<<<
 *                                 #diagonal line to next pixel
 *                                 slope = (e_0 - e_2) / sqrt(d_1 **2 + d_2 ** 2)
 */
                goto __pyx_L35;
              }

              /* "pygeoprocessing\routing\routing_core.pyx":2475
 *                                 flow_direction = max_r
 *                             else:
 *                                 continue             # <<<<<<<<<<<<<<
 *                         else:
 *                             #both facets are defined, this is the core of
 */
              /*else*/ {
                goto __pyx_L18_continue;
              }
              __pyx_L35:;

              /* "pygeoprocessing\routing\routing_core.pyx":2461
 * 
 *                         #can't calculate flow direction if one of the facets is nodata
 *                         if e_1_label != current_label or e_2_label != current_label:             # <<<<<<<<<<<<<<
 *                             #make sure the flow direction perfectly aligns with
 *                             #the facet direction so we don't get a case where
 */
              goto __pyx_L32;
            }

            /* "pygeoprocessing\routing\routing_core.pyx":2479
 *                             #both facets are defined, this is the core of
 *                             #d-infinity algorithm
 *                             flow_direction = atan2(s_2, s_1) #Eqn 3             # <<<<<<<<<<<<<<
 * 
 *                             if flow_direction < 0: #Eqn 4
 */
            /*else*/ {
              __pyx_v_flow_direction = atan2(__pyx_v_s_2, __pyx_v_s_1);

              /* "pygeoprocessing\routing\routing_core.pyx":2481
 *                             flow_direction = atan2(s_2, s_1) #Eqn 3
 * 
 *                             if flow_direction < 0: #Eqn 4             # <<<<<<<<<<<<<<
 *                                 #If the flow direction goes off one side, set flow
 *                                 #direction to that side and the slope to the straight line
 */
              __pyx_t_25 = ((__pyx_v_flow_direction < 0.0) != 0);
              if (__pyx_t_25) {

                /* "pygeoprocessing\routing\routing_core.pyx":2485
 *                                 #direction to that side and the slope to the straight line
 *                                 #distance slope
 *                                 flow_direction = 0             # <<<<<<<<<<<<<<
 *                                 slope = s_1
 *                             elif flow_direction > max_r: #Eqn 5
 */
                __pyx_v_flow_direction = 0.0;

                /* "pygeoprocessing\routing\routing_core.pyx":2486
 *                                 #distance slope
 *                                 flow_direction = 0
 *                                 slope = s_1             # <<<<<<<<<<<<<<
 *                             elif flow_direction > max_r: #Eqn 5
 *                                 #If the flow direciton goes off the diagonal side, figure
 */
                __pyx_v_slope = __pyx_v_s_1;

                /* "pygeoprocessing\routing\routing_core.pyx":2481
 *                             flow_direction = atan2(s_2, s_1) #Eqn 3
 * 
 *                             if flow_direction < 0: #Eqn 4             # <<<<<<<<<<<<<<
 *                                 #If the flow direction goes off one side, set flow
 *                                 #direction to that side and the slope to the straight line
 */
                goto __pyx_L42;
              }

              /* "pygeoprocessing\routing\routing_core.pyx":2487
 *                                 flow_direction = 0
 *                                 slope = s_1
 *                             elif flow_direction > max_r: #Eqn 5             # <<<<<<<<<<<<<<
 *                                 #If the flow direciton goes off the diagonal side, figure
 *                                 #out what its value is and
 */
              __pyx_t_25 = ((__pyx_v_flow_direction > __pyx_v_max_r) != 0);
              if (__pyx_t_25) {

                /* "pygeoprocessing\routing\routing_core.pyx":2490
 *                                 #If the flow direciton goes off the diagonal side, figure
 *                                 #out what its value is and
 *                                 flow_direction = max_r             # <<<<<<<<<<<<<<
 *                                 slope = (e_0 - e_2) / sqrt(d_1 ** 2 + d_2 ** 2)
 *                             else:
 */
                __pyx_v_flow_direction = __pyx_v_max_r;

                /* "pygeoprocessing\routing\routing_core.pyx":2491
 *                                 #out what its value is and
 *                                 flow_direction = max_r
 *                                 slope = (e_0 - e_2) / sqrt(d_1 ** 2 + d_2 ** 2)             # <<<<<<<<<<<<<<
 *                             else:
 *                                 slope = sqrt(s_1 ** 2 + s_2 ** 2) #Eqn 3
 */
                __pyx_v_slope = ((__pyx_v_e_0 - __pyx_v_e_2) / sqrt((pow(__pyx_v_d_1, 2.0) + pow(__pyx_v_d_2, 2.0))));

                /* "pygeoprocessing\routing\routing_core.pyx":2487
 *                                 flow_direction = 0
 *                                 slope = s_1
 *                             elif flow_direction > max_r: #Eqn 5             # <<<<<<<<<<<<<<
 *                                 #If the flow direciton goes off the diagonal side, figure
 *                                 #out what its value is and
 */
                goto __pyx_L42;
              }

              /* "pygeoprocessing\routing\routing_core.pyx":2493
 *                                 slope = (e_0 - e_2) / sqrt(d_1 ** 2 + d_2 ** 2)
 *                             else:
 *                                 slope = sqrt(s_1 ** 2 + s_2 ** 2) #Eqn 3             # <<<<<<<<<<<<<<
 * 
 *                         #update the maxes depending on the results above
 */
              /*else*/ {
                __pyx_v_slope = sqrt((pow(__pyx_v_s_1, 2.0) + pow(__pyx_v_s_2, 2.0)));
              }
              __pyx_L42:;
            }
            __pyx_L32:;

            /* "pygeoprocessing\routing\routing_core.pyx":2496
 * 
 *                         #update the maxes depending on the results above
 *                         if slope > slope_max:             # <<<<<<<<<<<<<<
 *                             flow_direction_max_slope = flow_direction
 *                             slope_max = slope
 */
            __pyx_t_25 = ((__pyx_v_slope > __pyx_v_slope_max) != 0);
            if (__pyx_t_25) {

              /* "pygeoprocessing\routing\routing_core.pyx":2497
 *                         #update the maxes depending on the results above
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/* "pygeoprocessing\routing\routing_core.pyx":2653
 * 
 * 
 * def route_flux(             # <<<<<<<<<<<<<<
 *         in_flow_direction, in_dem, in_source_uri, in_absorption_rate_uri,
 *         loss_uri, flux_uri, absorption_mode, aoi_uri=None, stream_uri=None,
 */

/* Python wrapper */
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static char __pyx_doc_15pygeoprocessing_7routing_12routing_core_14route_flux[] = "This function will route flux across a landscape given a dem to\n        guide flow from a d-infinty flow algorithm, and a custom function\n        that will operate on input flux and other user defined arguments\n        to determine nodal output flux.\n\n        in_flow_direction - a URI to a d-infinity flow direction raster\n        in_dem - a uri to the dem that generated in_flow_direction, they\n            should be aligned rasters\n        in_source_uri - a GDAL dataset that has source flux per pixel\n        in_absorption_rate_uri - a GDAL floating point dataset that has a\n            percent of flux absorbed per pixel\n        loss_uri - an output URI to to the dataset that will output the\n            amount of flux absorbed by each pixel\n        flux_uri - a URI to an output dataset that records the amount of flux\n            travelling through each pixel\n        absorption_mode - either 'flux_only' or 'source_and_flux'. For\n            'flux_only' the outgoing flux is (in_flux * absorption + source).\n            If 'source_and_flux' then the output flux\n            is (in_flux + source) * absorption.\n        aoi_uri - an OGR datasource for an area of interest polygon.\n            the routing flux calculation will only occur on those pixels\n            and neighboring pixels will either be raw outlets or\n            non-contibuting inputs depending on the orientation of the DEM.\n        stream_uri - (optional) a GDAL dataset that classifies pixels as stream\n            (1) or not (0).  If during routing we hit a stream pixel, all\n            upstream flux is considered to wash to zero because it will\n            reach the outlet.  The advantage here is that it can't then\n            route out of the stream\n        include_source - if True, source is added to current pixel, otherwise\n            pixel starts at 0.\n\n        returns nothing";
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          if (unlikely(__pyx_t_32 < 0)) __pyx_t_10 = 2;
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        if (__pyx_t_33 < 0) {
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        if (unlikely(__pyx_t_10 != -1)) {
          __Pyx_RaiseBufferIndexError(__pyx_t_10);
          {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2935; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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        /* "pygeoprocessing\routing\routing_core.pyx":2937
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 */
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        /* "pygeoprocessing\routing\routing_core.pyx":2935
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          /* "pygeoprocessing\routing\routing_core.pyx":2935
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 */
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 */
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        if (unlikely(__pyx_t_10 != -1)) {
          __Pyx_RaiseBufferIndexError(__pyx_t_10);
          {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2940; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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          __Pyx_RaiseBufferIndexError(__pyx_t_10);
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 */
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          /* "pygeoprocessing\routing\routing_core.pyx":2947
 *                 for direction_index in xrange(8):
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 * 
 */
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 *                     #get percent flow from neighbor to current cell
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 *                     neighbor_col = global_col + col_offsets[direction_index]             # <<<<<<<<<<<<<<
 * 
 *                     #See if neighbor out of bounds
 */
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 *                     #See if neighbor out of bounds
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 *                         continue
 * 
 */
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            goto __pyx_L38_bool_binop_done;
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            goto __pyx_L38_bool_binop_done;
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            /* "pygeoprocessing\routing\routing_core.pyx":2952
 *                     #See if neighbor out of bounds
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 * 
 *                     block_cache.update_cache(neighbor_row, neighbor_col, &neighbor_row_index, &neighbor_col_index, &neighbor_row_block_offset, &neighbor_col_block_offset)
 */
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            /* "pygeoprocessing\routing\routing_core.pyx":2951
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 *                     #See if neighbor out of bounds
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 *                         continue
 * 
 */
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 */
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 *                     #if neighbor inflows
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 * 
 */
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 * 
 *                     #check if the cell flows directly, or is one index off
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 *                     #check if the cell flows directly, or is one index off
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 *                     #Calculate the outflow weight
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 *                     #check if the cell flows directly, or is one index off
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 */
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 * 
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 *     for dim, index in enumerate(indices):             # <<<<<<<<<<<<<<
 *         if PyIndex_Check(index):
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    /* "View.MemoryView":735
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 *                                     memviewsliceobj.to_object_func,
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    /* "View.MemoryView":736
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 *                                     memviewsliceobj.to_dtype_func,
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    /* "View.MemoryView":737
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    /* "View.MemoryView":735
 * 
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 *                                     memviewsliceobj.to_object_func,
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 *     if isinstance(memview, _memoryviewslice):             # <<<<<<<<<<<<<<
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 */
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 */
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/* "View.MemoryView":765
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 * cdef int slice_memviewslice(             # <<<<<<<<<<<<<<
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 */

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) {
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 * 
 *         if start < 0:
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 * 
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 */
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 * 
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      /* "View.MemoryView":790
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 */
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 */
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 * 
 *         if start < 0:
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  /* "View.MemoryView":793
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 * 
 *         negative_step = have_step != 0 and step < 0             # <<<<<<<<<<<<<<
 * 
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 */
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 * 
 *         if have_step and step == 0:             # <<<<<<<<<<<<<<
 *             _err_dim(ValueError, "Step may not be zero (axis %d)", dim)
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 */
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    __pyx_t_1 = ((__pyx_v_step == 0) != 0);
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      /* "View.MemoryView":796
 * 
 *         if have_step and step == 0:
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 * 
 * 
 */
      __pyx_t_3 = __pyx_memoryview_err_dim(__pyx_builtin_ValueError, __pyx_k_Step_may_not_be_zero_axis_d, __pyx_v_dim); if (unlikely(__pyx_t_3 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 796; __pyx_clineno = __LINE__; goto __pyx_L1_error;}

      /* "View.MemoryView":795
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 * 
 *         if have_step and step == 0:             # <<<<<<<<<<<<<<
 *             _err_dim(ValueError, "Step may not be zero (axis %d)", dim)
 * 
 */
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    /* "View.MemoryView":799
 * 
 * 
 *         if have_start:             # <<<<<<<<<<<<<<
 *             if start < 0:
 *                 start += shape
 */
    __pyx_t_2 = (__pyx_v_have_start != 0);
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 *         if have_start:
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 *                 start += shape
 *                 if start < 0:
 */
      __pyx_t_2 = ((__pyx_v_start < 0) != 0);
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        /* "View.MemoryView":801
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 *                 start += shape             # <<<<<<<<<<<<<<
 *                 if start < 0:
 *                     start = 0
 */
        __pyx_v_start = (__pyx_v_start + __pyx_v_shape);

        /* "View.MemoryView":802
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 *                 start += shape
 *                 if start < 0:             # <<<<<<<<<<<<<<
 *                     start = 0
 *             elif start >= shape:
 */
        __pyx_t_2 = ((__pyx_v_start < 0) != 0);
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          /* "View.MemoryView":803
 *                 start += shape
 *                 if start < 0:
 *                     start = 0             # <<<<<<<<<<<<<<
 *             elif start >= shape:
 *                 if negative_step:
 */
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          /* "View.MemoryView":802
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 *                 start += shape
 *                 if start < 0:             # <<<<<<<<<<<<<<
 *                     start = 0
 *             elif start >= shape:
 */
        }

        /* "View.MemoryView":800
 * 
 *         if have_start:
 *             if start < 0:             # <<<<<<<<<<<<<<
 *                 start += shape
 *                 if start < 0:
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      /* "View.MemoryView":804
 *                 if start < 0:
 *                     start = 0
 *             elif start >= shape:             # <<<<<<<<<<<<<<
 *                 if negative_step:
 *                     start = shape - 1
 */
      __pyx_t_2 = ((__pyx_v_start >= __pyx_v_shape) != 0);
      if (__pyx_t_2) {

        /* "View.MemoryView":805
 *                     start = 0
 *             elif start >= shape:
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 *                     start = shape - 1
 *                 else:
 */
        __pyx_t_2 = (__pyx_v_negative_step != 0);
        if (__pyx_t_2) {

          /* "View.MemoryView":806
 *             elif start >= shape:
 *                 if negative_step:
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 *                 else:
 *                     start = shape
 */
          __pyx_v_start = (__pyx_v_shape - 1);

          /* "View.MemoryView":805
 *                     start = 0
 *             elif start >= shape:
 *                 if negative_step:             # <<<<<<<<<<<<<<
 *                     start = shape - 1
 *                 else:
 */
          goto __pyx_L14;
        }

        /* "View.MemoryView":808
 *                     start = shape - 1
 *                 else:
 *                     start = shape             # <<<<<<<<<<<<<<
 *         else:
 *             if negative_step:
 */
        /*else*/ {
          __pyx_v_start = __pyx_v_shape;
        }
        __pyx_L14:;

        /* "View.MemoryView":804
 *                 if start < 0:
 *                     start = 0
 *             elif start >= shape:             # <<<<<<<<<<<<<<
 *                 if negative_step:
 *                     start = shape - 1
 */
      }
      __pyx_L12:;

      /* "View.MemoryView":799
 * 
 * 
 *         if have_start:             # <<<<<<<<<<<<<<
 *             if start < 0:
 *                 start += shape
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      goto __pyx_L11;
    }

    /* "View.MemoryView":810
 *                     start = shape
 *         else:
 *             if negative_step:             # <<<<<<<<<<<<<<
 *                 start = shape - 1
 *             else:
 */
    /*else*/ {
      __pyx_t_2 = (__pyx_v_negative_step != 0);
      if (__pyx_t_2) {

        /* "View.MemoryView":811
 *         else:
 *             if negative_step:
 *                 start = shape - 1             # <<<<<<<<<<<<<<
 *             else:
 *                 start = 0
 */
        __pyx_v_start = (__pyx_v_shape - 1);

        /* "View.MemoryView":810
 *                     start = shape
 *         else:
 *             if negative_step:             # <<<<<<<<<<<<<<
 *                 start = shape - 1
 *             else:
 */
        goto __pyx_L15;
      }

      /* "View.MemoryView":813
 *                 start = shape - 1
 *             else:
 *                 start = 0             # <<<<<<<<<<<<<<
 * 
 *         if have_stop:
 */
      /*else*/ {
        __pyx_v_start = 0;
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      __pyx_L15:;
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    __pyx_L11:;

    /* "View.MemoryView":815
 *                 start = 0
 * 
 *         if have_stop:             # <<<<<<<<<<<<<<
 *             if stop < 0:
 *                 stop += shape
 */
    __pyx_t_2 = (__pyx_v_have_stop != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":816
 * 
 *         if have_stop:
 *             if stop < 0:             # <<<<<<<<<<<<<<
 *                 stop += shape
 *                 if stop < 0:
 */
      __pyx_t_2 = ((__pyx_v_stop < 0) != 0);
      if (__pyx_t_2) {

        /* "View.MemoryView":817
 *         if have_stop:
 *             if stop < 0:
 *                 stop += shape             # <<<<<<<<<<<<<<
 *                 if stop < 0:
 *                     stop = 0
 */
        __pyx_v_stop = (__pyx_v_stop + __pyx_v_shape);

        /* "View.MemoryView":818
 *             if stop < 0:
 *                 stop += shape
 *                 if stop < 0:             # <<<<<<<<<<<<<<
 *                     stop = 0
 *             elif stop > shape:
 */
        __pyx_t_2 = ((__pyx_v_stop < 0) != 0);
        if (__pyx_t_2) {

          /* "View.MemoryView":819
 *                 stop += shape
 *                 if stop < 0:
 *                     stop = 0             # <<<<<<<<<<<<<<
 *             elif stop > shape:
 *                 stop = shape
 */
          __pyx_v_stop = 0;

          /* "View.MemoryView":818
 *             if stop < 0:
 *                 stop += shape
 *                 if stop < 0:             # <<<<<<<<<<<<<<
 *                     stop = 0
 *             elif stop > shape:
 */
        }

        /* "View.MemoryView":816
 * 
 *         if have_stop:
 *             if stop < 0:             # <<<<<<<<<<<<<<
 *                 stop += shape
 *                 if stop < 0:
 */
        goto __pyx_L17;
      }

      /* "View.MemoryView":820
 *                 if stop < 0:
 *                     stop = 0
 *             elif stop > shape:             # <<<<<<<<<<<<<<
 *                 stop = shape
 *         else:
 */
      __pyx_t_2 = ((__pyx_v_stop > __pyx_v_shape) != 0);
      if (__pyx_t_2) {

        /* "View.MemoryView":821
 *                     stop = 0
 *             elif stop > shape:
 *                 stop = shape             # <<<<<<<<<<<<<<
 *         else:
 *             if negative_step:
 */
        __pyx_v_stop = __pyx_v_shape;

        /* "View.MemoryView":820
 *                 if stop < 0:
 *                     stop = 0
 *             elif stop > shape:             # <<<<<<<<<<<<<<
 *                 stop = shape
 *         else:
 */
      }
      __pyx_L17:;

      /* "View.MemoryView":815
 *                 start = 0
 * 
 *         if have_stop:             # <<<<<<<<<<<<<<
 *             if stop < 0:
 *                 stop += shape
 */
      goto __pyx_L16;
    }

    /* "View.MemoryView":823
 *                 stop = shape
 *         else:
 *             if negative_step:             # <<<<<<<<<<<<<<
 *                 stop = -1
 *             else:
 */
    /*else*/ {
      __pyx_t_2 = (__pyx_v_negative_step != 0);
      if (__pyx_t_2) {

        /* "View.MemoryView":824
 *         else:
 *             if negative_step:
 *                 stop = -1             # <<<<<<<<<<<<<<
 *             else:
 *                 stop = shape
 */
        __pyx_v_stop = -1L;

        /* "View.MemoryView":823
 *                 stop = shape
 *         else:
 *             if negative_step:             # <<<<<<<<<<<<<<
 *                 stop = -1
 *             else:
 */
        goto __pyx_L19;
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      /* "View.MemoryView":826
 *                 stop = -1
 *             else:
 *                 stop = shape             # <<<<<<<<<<<<<<
 * 
 *         if not have_step:
 */
      /*else*/ {
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      __pyx_L19:;
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    __pyx_L16:;

    /* "View.MemoryView":828
 *                 stop = shape
 * 
 *         if not have_step:             # <<<<<<<<<<<<<<
 *             step = 1
 * 
 */
    __pyx_t_2 = ((!(__pyx_v_have_step != 0)) != 0);
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      /* "View.MemoryView":829
 * 
 *         if not have_step:
 *             step = 1             # <<<<<<<<<<<<<<
 * 
 * 
 */
      __pyx_v_step = 1;

      /* "View.MemoryView":828
 *                 stop = shape
 * 
 *         if not have_step:             # <<<<<<<<<<<<<<
 *             step = 1
 * 
 */
    }

    /* "View.MemoryView":833
 * 
 *         with cython.cdivision(True):
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 * 
 *             if (stop - start) - step * new_shape:
 */
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    /* "View.MemoryView":835
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 * 
 *             if (stop - start) - step * new_shape:             # <<<<<<<<<<<<<<
 *                 new_shape += 1
 * 
 */
    __pyx_t_2 = (((__pyx_v_stop - __pyx_v_start) - (__pyx_v_step * __pyx_v_new_shape)) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":836
 * 
 *             if (stop - start) - step * new_shape:
 *                 new_shape += 1             # <<<<<<<<<<<<<<
 * 
 *         if new_shape < 0:
 */
      __pyx_v_new_shape = (__pyx_v_new_shape + 1);

      /* "View.MemoryView":835
 *             new_shape = (stop - start) // step
 * 
 *             if (stop - start) - step * new_shape:             # <<<<<<<<<<<<<<
 *                 new_shape += 1
 * 
 */
    }

    /* "View.MemoryView":838
 *                 new_shape += 1
 * 
 *         if new_shape < 0:             # <<<<<<<<<<<<<<
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 * 
 */
    __pyx_t_2 = ((__pyx_v_new_shape < 0) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":839
 * 
 *         if new_shape < 0:
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 * 
 * 
 */
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      /* "View.MemoryView":838
 *                 new_shape += 1
 * 
 *         if new_shape < 0:             # <<<<<<<<<<<<<<
 *             new_shape = 0
 * 
 */
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    /* "View.MemoryView":842
 * 
 * 
 *         dst.strides[new_ndim] = stride * step             # <<<<<<<<<<<<<<
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 */
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    /* "View.MemoryView":843
 * 
 *         dst.strides[new_ndim] = stride * step
 *         dst.shape[new_ndim] = new_shape             # <<<<<<<<<<<<<<
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 */
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    /* "View.MemoryView":844
 *         dst.strides[new_ndim] = stride * step
 *         dst.shape[new_ndim] = new_shape
 *         dst.suboffsets[new_ndim] = suboffset             # <<<<<<<<<<<<<<
 * 
 * 
 */
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 * 
 * 
 *     if suboffset_dim[0] < 0:             # <<<<<<<<<<<<<<
 *         dst.data += start * stride
 *     else:
 */
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    /* "View.MemoryView":848
 * 
 *     if suboffset_dim[0] < 0:
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 *     else:
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 */
    __pyx_v_dst->data = (__pyx_v_dst->data + (__pyx_v_start * __pyx_v_stride));

    /* "View.MemoryView":847
 * 
 * 
 *     if suboffset_dim[0] < 0:             # <<<<<<<<<<<<<<
 *         dst.data += start * stride
 *     else:
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    goto __pyx_L23;
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  /* "View.MemoryView":850
 *         dst.data += start * stride
 *     else:
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 * 
 *     if suboffset >= 0:
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  __pyx_L23:;

  /* "View.MemoryView":852
 *         dst.suboffsets[suboffset_dim[0]] += start * stride
 * 
 *     if suboffset >= 0:             # <<<<<<<<<<<<<<
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    /* "View.MemoryView":853
 * 
 *     if suboffset >= 0:
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 *             if new_ndim == 0:
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 */
    __pyx_t_2 = ((!(__pyx_v_is_slice != 0)) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":854
 *     if suboffset >= 0:
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 *             else:
 */
      __pyx_t_2 = ((__pyx_v_new_ndim == 0) != 0);
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        /* "View.MemoryView":855
 *         if not is_slice:
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        __pyx_v_dst->data = ((((char **)__pyx_v_dst->data)[0]) + __pyx_v_suboffset);

        /* "View.MemoryView":854
 *     if suboffset >= 0:
 *         if not is_slice:
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 *                 dst.data = (<char **> dst.data)[0] + suboffset
 *             else:
 */
        goto __pyx_L26;
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      /* "View.MemoryView":857
 *                 dst.data = (<char **> dst.data)[0] + suboffset
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        /* "View.MemoryView":858
 *             else:
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    /* "View.MemoryView":860
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 * 
 *     return 0
 */
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    __pyx_L25:;

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 * 
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 */
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 *             suboffset_dim[0] = new_ndim
 * 
 *     return 0             # <<<<<<<<<<<<<<
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 * 
 */
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/* "View.MemoryView":868
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static char *__pyx_pybuffer_index(Py_buffer *__pyx_v_view, char *__pyx_v_bufp, Py_ssize_t __pyx_v_index, Py_ssize_t __pyx_v_dim) {
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 *     cdef char *resultp
 */
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  /* "View.MemoryView":871
 *                           Py_ssize_t dim) except NULL:
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 *     cdef Py_ssize_t itemsize = view.itemsize             # <<<<<<<<<<<<<<
 *     cdef char *resultp
 * 
 */
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 * 
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 *         stride = itemsize
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 * 
 *     if view.ndim == 0:
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 * 
 *     if index < 0:
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 * 
 */
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      /* "View.MemoryView":886
 *         index += view.shape[dim]
 *         if index < 0:
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static Py_ssize_t abs_py_ssize_t(Py_ssize_t __pyx_v_arg) {
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/* "View.MemoryView":1072
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    /* "View.MemoryView":1081
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 *     for i in range(ndim - 1, -1, -1):
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 */
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    /* "View.MemoryView":1086
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/* "View.MemoryView":1096
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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":1104
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  /* "View.MemoryView":1105
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 *     if ndim == 1:
 *        if (src_stride > 0 and dst_stride > 0 and
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):             # <<<<<<<<<<<<<<
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 *        else:
 */
    __pyx_t_2 = (((size_t)__pyx_v_src_stride) == __pyx_v_itemsize);
    if (__pyx_t_2) {
      __pyx_t_2 = (__pyx_v_itemsize == ((size_t)__pyx_v_dst_stride));
    }
    __pyx_t_3 = (__pyx_t_2 != 0);
    __pyx_t_1 = __pyx_t_3;
    __pyx_L5_bool_binop_done:;

    /* "View.MemoryView":1109
 * 
 *     if ndim == 1:
 *        if (src_stride > 0 and dst_stride > 0 and             # <<<<<<<<<<<<<<
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 */
    if (__pyx_t_1) {

      /* "View.MemoryView":1111
 *        if (src_stride > 0 and dst_stride > 0 and
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 *            memcpy(dst_data, src_data, itemsize * dst_extent)             # <<<<<<<<<<<<<<
 *        else:
 *            for i in range(dst_extent):
 */
      memcpy(__pyx_v_dst_data, __pyx_v_src_data, (__pyx_v_itemsize * __pyx_v_dst_extent));

      /* "View.MemoryView":1109
 * 
 *     if ndim == 1:
 *        if (src_stride > 0 and dst_stride > 0 and             # <<<<<<<<<<<<<<
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 */
      goto __pyx_L4;
    }

    /* "View.MemoryView":1113
 *            memcpy(dst_data, src_data, itemsize * dst_extent)
 *        else:
 *            for i in range(dst_extent):             # <<<<<<<<<<<<<<
 *                memcpy(dst_data, src_data, itemsize)
 *                src_data += src_stride
 */
    /*else*/ {
      __pyx_t_4 = __pyx_v_dst_extent;
      for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_4; __pyx_t_5+=1) {
        __pyx_v_i = __pyx_t_5;

        /* "View.MemoryView":1114
 *        else:
 *            for i in range(dst_extent):
 *                memcpy(dst_data, src_data, itemsize)             # <<<<<<<<<<<<<<
 *                src_data += src_stride
 *                dst_data += dst_stride
 */
        memcpy(__pyx_v_dst_data, __pyx_v_src_data, __pyx_v_itemsize);

        /* "View.MemoryView":1115
 *            for i in range(dst_extent):
 *                memcpy(dst_data, src_data, itemsize)
 *                src_data += src_stride             # <<<<<<<<<<<<<<
 *                dst_data += dst_stride
 *     else:
 */
        __pyx_v_src_data = (__pyx_v_src_data + __pyx_v_src_stride);

        /* "View.MemoryView":1116
 *                memcpy(dst_data, src_data, itemsize)
 *                src_data += src_stride
 *                dst_data += dst_stride             # <<<<<<<<<<<<<<
 *     else:
 *         for i in range(dst_extent):
 */
        __pyx_v_dst_data = (__pyx_v_dst_data + __pyx_v_dst_stride);
      }
    }
    __pyx_L4:;

    /* "View.MemoryView":1108
 *     cdef Py_ssize_t dst_stride = dst_strides[0]
 * 
 *     if ndim == 1:             # <<<<<<<<<<<<<<
 *        if (src_stride > 0 and dst_stride > 0 and
 *            <size_t> src_stride == itemsize == <size_t> dst_stride):
 */
    goto __pyx_L3;
  }

  /* "View.MemoryView":1118
 *                dst_data += dst_stride
 *     else:
 *         for i in range(dst_extent):             # <<<<<<<<<<<<<<
 *             _copy_strided_to_strided(src_data, src_strides + 1,
 *                                      dst_data, dst_strides + 1,
 */
  /*else*/ {
    __pyx_t_4 = __pyx_v_dst_extent;
    for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_4; __pyx_t_5+=1) {
      __pyx_v_i = __pyx_t_5;

      /* "View.MemoryView":1119
 *     else:
 *         for i in range(dst_extent):
 *             _copy_strided_to_strided(src_data, src_strides + 1,             # <<<<<<<<<<<<<<
 *                                      dst_data, dst_strides + 1,
 *                                      src_shape + 1, dst_shape + 1,
 */
      _copy_strided_to_strided(__pyx_v_src_data, (__pyx_v_src_strides + 1), __pyx_v_dst_data, (__pyx_v_dst_strides + 1), (__pyx_v_src_shape + 1), (__pyx_v_dst_shape + 1), (__pyx_v_ndim - 1), __pyx_v_itemsize);

      /* "View.MemoryView":1123
 *                                      src_shape + 1, dst_shape + 1,
 *                                      ndim - 1, itemsize)
 *             src_data += src_stride             # <<<<<<<<<<<<<<
 *             dst_data += dst_stride
 * 
 */
      __pyx_v_src_data = (__pyx_v_src_data + __pyx_v_src_stride);

      /* "View.MemoryView":1124
 *                                      ndim - 1, itemsize)
 *             src_data += src_stride
 *             dst_data += dst_stride             # <<<<<<<<<<<<<<
 * 
 * cdef void copy_strided_to_strided(__Pyx_memviewslice *src,
 */
      __pyx_v_dst_data = (__pyx_v_dst_data + __pyx_v_dst_stride);
    }
  }
  __pyx_L3:;

  /* "View.MemoryView":1096
 * 
 * @cython.cdivision(True)
 * cdef void _copy_strided_to_strided(char *src_data, Py_ssize_t *src_strides,             # <<<<<<<<<<<<<<
 *                                    char *dst_data, Py_ssize_t *dst_strides,
 *                                    Py_ssize_t *src_shape, Py_ssize_t *dst_shape,
 */

  /* function exit code */
}

/* "View.MemoryView":1126
 *             dst_data += dst_stride
 * 
 * cdef void copy_strided_to_strided(__Pyx_memviewslice *src,             # <<<<<<<<<<<<<<
 *                                   __Pyx_memviewslice *dst,
 *                                   int ndim, size_t itemsize) nogil:
 */

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) {

  /* "View.MemoryView":1129
 *                                   __Pyx_memviewslice *dst,
 *                                   int ndim, size_t itemsize) nogil:
 *     _copy_strided_to_strided(src.data, src.strides, dst.data, dst.strides,             # <<<<<<<<<<<<<<
 *                              src.shape, dst.shape, ndim, itemsize)
 * 
 */
  _copy_strided_to_strided(__pyx_v_src->data, __pyx_v_src->strides, __pyx_v_dst->data, __pyx_v_dst->strides, __pyx_v_src->shape, __pyx_v_dst->shape, __pyx_v_ndim, __pyx_v_itemsize);

  /* "View.MemoryView":1126
 *             dst_data += dst_stride
 * 
 * cdef void copy_strided_to_strided(__Pyx_memviewslice *src,             # <<<<<<<<<<<<<<
 *                                   __Pyx_memviewslice *dst,
 *                                   int ndim, size_t itemsize) nogil:
 */

  /* function exit code */
}

/* "View.MemoryView":1133
 * 
 * @cname('__pyx_memoryview_slice_get_size')
 * cdef Py_ssize_t slice_get_size(__Pyx_memviewslice *src, int ndim) nogil:             # <<<<<<<<<<<<<<
 *     "Return the size of the memory occupied by the slice in number of bytes"
 *     cdef int i
 */

static Py_ssize_t __pyx_memoryview_slice_get_size(__Pyx_memviewslice *__pyx_v_src, int __pyx_v_ndim) {
  int __pyx_v_i;
  Py_ssize_t __pyx_v_size;
  Py_ssize_t __pyx_r;
  Py_ssize_t __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "View.MemoryView":1136
 *     "Return the size of the memory occupied by the slice in number of bytes"
 *     cdef int i
 *     cdef Py_ssize_t size = src.memview.view.itemsize             # <<<<<<<<<<<<<<
 * 
 *     for i in range(ndim):
 */
  __pyx_t_1 = __pyx_v_src->memview->view.itemsize;
  __pyx_v_size = __pyx_t_1;

  /* "View.MemoryView":1138
 *     cdef Py_ssize_t size = src.memview.view.itemsize
 * 
 *     for i in range(ndim):             # <<<<<<<<<<<<<<
 *         size *= src.shape[i]
 * 
 */
  __pyx_t_2 = __pyx_v_ndim;
  for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
    __pyx_v_i = __pyx_t_3;

    /* "View.MemoryView":1139
 * 
 *     for i in range(ndim):
 *         size *= src.shape[i]             # <<<<<<<<<<<<<<
 * 
 *     return size
 */
    __pyx_v_size = (__pyx_v_size * (__pyx_v_src->shape[__pyx_v_i]));
  }

  /* "View.MemoryView":1141
 *         size *= src.shape[i]
 * 
 *     return size             # <<<<<<<<<<<<<<
 * 
 * @cname('__pyx_fill_contig_strides_array')
 */
  __pyx_r = __pyx_v_size;
  goto __pyx_L0;

  /* "View.MemoryView":1133
 * 
 * @cname('__pyx_memoryview_slice_get_size')
 * cdef Py_ssize_t slice_get_size(__Pyx_memviewslice *src, int ndim) nogil:             # <<<<<<<<<<<<<<
 *     "Return the size of the memory occupied by the slice in number of bytes"
 *     cdef int i
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "View.MemoryView":1144
 * 
 * @cname('__pyx_fill_contig_strides_array')
 * cdef Py_ssize_t fill_contig_strides_array(             # <<<<<<<<<<<<<<
 *                 Py_ssize_t *shape, Py_ssize_t *strides, Py_ssize_t stride,
 *                 int ndim, char order) nogil:
 */

static Py_ssize_t __pyx_fill_contig_strides_array(Py_ssize_t *__pyx_v_shape, Py_ssize_t *__pyx_v_strides, Py_ssize_t __pyx_v_stride, int __pyx_v_ndim, char __pyx_v_order) {
  int __pyx_v_idx;
  Py_ssize_t __pyx_r;
  int __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;

  /* "View.MemoryView":1153
 *     cdef int idx
 * 
 *     if order == 'F':             # <<<<<<<<<<<<<<
 *         for idx in range(ndim):
 *             strides[idx] = stride
 */
  __pyx_t_1 = ((__pyx_v_order == 'F') != 0);
  if (__pyx_t_1) {

    /* "View.MemoryView":1154
 * 
 *     if order == 'F':
 *         for idx in range(ndim):             # <<<<<<<<<<<<<<
 *             strides[idx] = stride
 *             stride = stride * shape[idx]
 */
    __pyx_t_2 = __pyx_v_ndim;
    for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
      __pyx_v_idx = __pyx_t_3;

      /* "View.MemoryView":1155
 *     if order == 'F':
 *         for idx in range(ndim):
 *             strides[idx] = stride             # <<<<<<<<<<<<<<
 *             stride = stride * shape[idx]
 *     else:
 */
      (__pyx_v_strides[__pyx_v_idx]) = __pyx_v_stride;

      /* "View.MemoryView":1156
 *         for idx in range(ndim):
 *             strides[idx] = stride
 *             stride = stride * shape[idx]             # <<<<<<<<<<<<<<
 *     else:
 *         for idx in range(ndim - 1, -1, -1):
 */
      __pyx_v_stride = (__pyx_v_stride * (__pyx_v_shape[__pyx_v_idx]));
    }

    /* "View.MemoryView":1153
 *     cdef int idx
 * 
 *     if order == 'F':             # <<<<<<<<<<<<<<
 *         for idx in range(ndim):
 *             strides[idx] = stride
 */
    goto __pyx_L3;
  }

  /* "View.MemoryView":1158
 *             stride = stride * shape[idx]
 *     else:
 *         for idx in range(ndim - 1, -1, -1):             # <<<<<<<<<<<<<<
 *             strides[idx] = stride
 *             stride = stride * shape[idx]
 */
  /*else*/ {
    for (__pyx_t_2 = (__pyx_v_ndim - 1); __pyx_t_2 > -1L; __pyx_t_2-=1) {
      __pyx_v_idx = __pyx_t_2;

      /* "View.MemoryView":1159
 *     else:
 *         for idx in range(ndim - 1, -1, -1):
 *             strides[idx] = stride             # <<<<<<<<<<<<<<
 *             stride = stride * shape[idx]
 * 
 */
      (__pyx_v_strides[__pyx_v_idx]) = __pyx_v_stride;

      /* "View.MemoryView":1160
 *         for idx in range(ndim - 1, -1, -1):
 *             strides[idx] = stride
 *             stride = stride * shape[idx]             # <<<<<<<<<<<<<<
 * 
 *     return stride
 */
      __pyx_v_stride = (__pyx_v_stride * (__pyx_v_shape[__pyx_v_idx]));
    }
  }
  __pyx_L3:;

  /* "View.MemoryView":1162
 *             stride = stride * shape[idx]
 * 
 *     return stride             # <<<<<<<<<<<<<<
 * 
 * @cname('__pyx_memoryview_copy_data_to_temp')
 */
  __pyx_r = __pyx_v_stride;
  goto __pyx_L0;

  /* "View.MemoryView":1144
 * 
 * @cname('__pyx_fill_contig_strides_array')
 * cdef Py_ssize_t fill_contig_strides_array(             # <<<<<<<<<<<<<<
 *                 Py_ssize_t *shape, Py_ssize_t *strides, Py_ssize_t stride,
 *                 int ndim, char order) nogil:
 */

  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}

/* "View.MemoryView":1165
 * 
 * @cname('__pyx_memoryview_copy_data_to_temp')
 * cdef void *copy_data_to_temp(__Pyx_memviewslice *src,             # <<<<<<<<<<<<<<
 *                              __Pyx_memviewslice *tmpslice,
 *                              char order,
 */

static void *__pyx_memoryview_copy_data_to_temp(__Pyx_memviewslice *__pyx_v_src, __Pyx_memviewslice *__pyx_v_tmpslice, char __pyx_v_order, int __pyx_v_ndim) {
  int __pyx_v_i;
  void *__pyx_v_result;
  size_t __pyx_v_itemsize;
  size_t __pyx_v_size;
  void *__pyx_r;
  Py_ssize_t __pyx_t_1;
  int __pyx_t_2;
  int __pyx_t_3;
  struct __pyx_memoryview_obj *__pyx_t_4;
  int __pyx_t_5;
  int __pyx_lineno = 0;
  const char *__pyx_filename = NULL;
  int __pyx_clineno = 0;

  /* "View.MemoryView":1176
 *     cdef void *result
 * 
 *     cdef size_t itemsize = src.memview.view.itemsize             # <<<<<<<<<<<<<<
 *     cdef size_t size = slice_get_size(src, ndim)
 * 
 */
  __pyx_t_1 = __pyx_v_src->memview->view.itemsize;
  __pyx_v_itemsize = __pyx_t_1;

  /* "View.MemoryView":1177
 * 
 *     cdef size_t itemsize = src.memview.view.itemsize
 *     cdef size_t size = slice_get_size(src, ndim)             # <<<<<<<<<<<<<<
 * 
 *     result = malloc(size)
 */
  __pyx_v_size = __pyx_memoryview_slice_get_size(__pyx_v_src, __pyx_v_ndim);

  /* "View.MemoryView":1179
 *     cdef size_t size = slice_get_size(src, ndim)
 * 
 *     result = malloc(size)             # <<<<<<<<<<<<<<
 *     if not result:
 *         _err(MemoryError, NULL)
 */
  __pyx_v_result = malloc(__pyx_v_size);

  /* "View.MemoryView":1180
 * 
 *     result = malloc(size)
 *     if not result:             # <<<<<<<<<<<<<<
 *         _err(MemoryError, NULL)
 * 
 */
  __pyx_t_2 = ((!(__pyx_v_result != 0)) != 0);
  if (__pyx_t_2) {

    /* "View.MemoryView":1181
 *     result = malloc(size)
 *     if not result:
 *         _err(MemoryError, NULL)             # <<<<<<<<<<<<<<
 * 
 * 
 */
    __pyx_t_3 = __pyx_memoryview_err(__pyx_builtin_MemoryError, NULL); if (unlikely(__pyx_t_3 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 1181; __pyx_clineno = __LINE__; goto __pyx_L1_error;}

    /* "View.MemoryView":1180
 * 
 *     result = malloc(size)
 *     if not result:             # <<<<<<<<<<<<<<
 *         _err(MemoryError, NULL)
 * 
 */
  }

  /* "View.MemoryView":1184
 * 
 * 
 *     tmpslice.data = <char *> result             # <<<<<<<<<<<<<<
 *     tmpslice.memview = src.memview
 *     for i in range(ndim):
 */
  __pyx_v_tmpslice->data = ((char *)__pyx_v_result);

  /* "View.MemoryView":1185
 * 
 *     tmpslice.data = <char *> result
 *     tmpslice.memview = src.memview             # <<<<<<<<<<<<<<
 *     for i in range(ndim):
 *         tmpslice.shape[i] = src.shape[i]
 */
  __pyx_t_4 = __pyx_v_src->memview;
  __pyx_v_tmpslice->memview = __pyx_t_4;

  /* "View.MemoryView":1186
 *     tmpslice.data = <char *> result
 *     tmpslice.memview = src.memview
 *     for i in range(ndim):             # <<<<<<<<<<<<<<
 *         tmpslice.shape[i] = src.shape[i]
 *         tmpslice.suboffsets[i] = -1
 */
  __pyx_t_3 = __pyx_v_ndim;
  for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_3; __pyx_t_5+=1) {
    __pyx_v_i = __pyx_t_5;

    /* "View.MemoryView":1187
 *     tmpslice.memview = src.memview
 *     for i in range(ndim):
 *         tmpslice.shape[i] = src.shape[i]             # <<<<<<<<<<<<<<
 *         tmpslice.suboffsets[i] = -1
 * 
 */
    (__pyx_v_tmpslice->shape[__pyx_v_i]) = (__pyx_v_src->shape[__pyx_v_i]);

    /* "View.MemoryView":1188
 *     for i in range(ndim):
 *         tmpslice.shape[i] = src.shape[i]
 *         tmpslice.suboffsets[i] = -1             # <<<<<<<<<<<<<<
 * 
 *     fill_contig_strides_array(&tmpslice.shape[0], &tmpslice.strides[0], itemsize,
 */
    (__pyx_v_tmpslice->suboffsets[__pyx_v_i]) = -1L;
  }

  /* "View.MemoryView":1190
 *         tmpslice.suboffsets[i] = -1
 * 
 *     fill_contig_strides_array(&tmpslice.shape[0], &tmpslice.strides[0], itemsize,             # <<<<<<<<<<<<<<
 *                               ndim, order)
 * 
 */
  __pyx_fill_contig_strides_array((&(__pyx_v_tmpslice->shape[0])), (&(__pyx_v_tmpslice->strides[0])), __pyx_v_itemsize, __pyx_v_ndim, __pyx_v_order);

  /* "View.MemoryView":1194
 * 
 * 
 *     for i in range(ndim):             # <<<<<<<<<<<<<<
 *         if tmpslice.shape[i] == 1:
 *             tmpslice.strides[i] = 0
 */
  __pyx_t_3 = __pyx_v_ndim;
  for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_3; __pyx_t_5+=1) {
    __pyx_v_i = __pyx_t_5;

    /* "View.MemoryView":1195
 * 
 *     for i in range(ndim):
 *         if tmpslice.shape[i] == 1:             # <<<<<<<<<<<<<<
 *             tmpslice.strides[i] = 0
 * 
 */
    __pyx_t_2 = (((__pyx_v_tmpslice->shape[__pyx_v_i]) == 1) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1196
 *     for i in range(ndim):
 *         if tmpslice.shape[i] == 1:
 *             tmpslice.strides[i] = 0             # <<<<<<<<<<<<<<
 * 
 *     if slice_is_contig(src, order, ndim):
 */
      (__pyx_v_tmpslice->strides[__pyx_v_i]) = 0;

      /* "View.MemoryView":1195
 * 
 *     for i in range(ndim):
 *         if tmpslice.shape[i] == 1:             # <<<<<<<<<<<<<<
 *             tmpslice.strides[i] = 0
 * 
 */
    }
  }

  /* "View.MemoryView":1198
 *             tmpslice.strides[i] = 0
 * 
 *     if slice_is_contig(src, order, ndim):             # <<<<<<<<<<<<<<
 *         memcpy(result, src.data, size)
 *     else:
 */
  __pyx_t_2 = (__pyx_memviewslice_is_contig(__pyx_v_src, __pyx_v_order, __pyx_v_ndim) != 0);
  if (__pyx_t_2) {

    /* "View.MemoryView":1199
 * 
 *     if slice_is_contig(src, order, ndim):
 *         memcpy(result, src.data, size)             # <<<<<<<<<<<<<<
 *     else:
 *         copy_strided_to_strided(src, tmpslice, ndim, itemsize)
 */
    memcpy(__pyx_v_result, __pyx_v_src->data, __pyx_v_size);

    /* "View.MemoryView":1198
 *             tmpslice.strides[i] = 0
 * 
 *     if slice_is_contig(src, order, ndim):             # <<<<<<<<<<<<<<
 *         memcpy(result, src.data, size)
 *     else:
 */
    goto __pyx_L9;
  }

  /* "View.MemoryView":1201
 *         memcpy(result, src.data, size)
 *     else:
 *         copy_strided_to_strided(src, tmpslice, ndim, itemsize)             # <<<<<<<<<<<<<<
 * 
 *     return result
 */
  /*else*/ {
    copy_strided_to_strided(__pyx_v_src, __pyx_v_tmpslice, __pyx_v_ndim, __pyx_v_itemsize);
  }
  __pyx_L9:;

  /* "View.MemoryView":1203
 *         copy_strided_to_strided(src, tmpslice, ndim, itemsize)
 * 
 *     return result             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_r = __pyx_v_result;
  goto __pyx_L0;

  /* "View.MemoryView":1165
 * 
 * @cname('__pyx_memoryview_copy_data_to_temp')
 * cdef void *copy_data_to_temp(__Pyx_memviewslice *src,             # <<<<<<<<<<<<<<
 *                              __Pyx_memviewslice *tmpslice,
 *                              char order,
 */

  /* function exit code */
  __pyx_L1_error:;
  {
    #ifdef WITH_THREAD
    PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();
    #endif
    __Pyx_AddTraceback("View.MemoryView.copy_data_to_temp", __pyx_clineno, __pyx_lineno, __pyx_filename);
    #ifdef WITH_THREAD
    PyGILState_Release(__pyx_gilstate_save);
    #endif
  }
  __pyx_r = NULL;
  __pyx_L0:;
  return __pyx_r;
}

/* "View.MemoryView":1208
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 */
  __pyx_t_3 = __pyx_v_dst_ndim;
  __pyx_t_4 = __pyx_v_src_ndim;
  if (((__pyx_t_3 > __pyx_t_4) != 0)) {
    __pyx_t_5 = __pyx_t_3;
  } else {
    __pyx_t_5 = __pyx_t_4;
  }
  __pyx_v_ndim = __pyx_t_5;

  /* "View.MemoryView":1248
 *     cdef int ndim = max(src_ndim, dst_ndim)
 * 
 *     for i in range(ndim):             # <<<<<<<<<<<<<<
 *         if src.shape[i] != dst.shape[i]:
 *             if src.shape[i] == 1:
 */
  __pyx_t_5 = __pyx_v_ndim;
  for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_5; __pyx_t_3+=1) {
    __pyx_v_i = __pyx_t_3;

    /* "View.MemoryView":1249
 * 
 *     for i in range(ndim):
 *         if src.shape[i] != dst.shape[i]:             # <<<<<<<<<<<<<<
 *             if src.shape[i] == 1:
 *                 broadcasting = True
 */
    __pyx_t_2 = (((__pyx_v_src.shape[__pyx_v_i]) != (__pyx_v_dst.shape[__pyx_v_i])) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1250
 *     for i in range(ndim):
 *         if src.shape[i] != dst.shape[i]:
 *             if src.shape[i] == 1:             # <<<<<<<<<<<<<<
 *                 broadcasting = True
 *                 src.strides[i] = 0
 */
      __pyx_t_2 = (((__pyx_v_src.shape[__pyx_v_i]) == 1) != 0);
      if (__pyx_t_2) {

        /* "View.MemoryView":1251
 *         if src.shape[i] != dst.shape[i]:
 *             if src.shape[i] == 1:
 *                 broadcasting = True             # <<<<<<<<<<<<<<
 *                 src.strides[i] = 0
 *             else:
 */
        __pyx_v_broadcasting = 1;

        /* "View.MemoryView":1252
 *             if src.shape[i] == 1:
 *                 broadcasting = True
 *                 src.strides[i] = 0             # <<<<<<<<<<<<<<
 *             else:
 *                 _err_extents(i, dst.shape[i], src.shape[i])
 */
        (__pyx_v_src.strides[__pyx_v_i]) = 0;

        /* "View.MemoryView":1250
 *     for i in range(ndim):
 *         if src.shape[i] != dst.shape[i]:
 *             if src.shape[i] == 1:             # <<<<<<<<<<<<<<
 *                 broadcasting = True
 *                 src.strides[i] = 0
 */
        goto __pyx_L7;
      }

      /* "View.MemoryView":1254
 *                 src.strides[i] = 0
 *             else:
 *                 _err_extents(i, dst.shape[i], src.shape[i])             # <<<<<<<<<<<<<<
 * 
 *         if src.suboffsets[i] >= 0:
 */
      /*else*/ {
        __pyx_t_4 = __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_4 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 1254; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
      }
      __pyx_L7:;

      /* "View.MemoryView":1249
 * 
 *     for i in range(ndim):
 *         if src.shape[i] != dst.shape[i]:             # <<<<<<<<<<<<<<
 *             if src.shape[i] == 1:
 *                 broadcasting = True
 */
    }

    /* "View.MemoryView":1256
 *                 _err_extents(i, dst.shape[i], src.shape[i])
 * 
 *         if src.suboffsets[i] >= 0:             # <<<<<<<<<<<<<<
 *             _err_dim(ValueError, "Dimension %d is not direct", i)
 * 
 */
    __pyx_t_2 = (((__pyx_v_src.suboffsets[__pyx_v_i]) >= 0) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1257
 * 
 *         if src.suboffsets[i] >= 0:
 *             _err_dim(ValueError, "Dimension %d is not direct", i)             # <<<<<<<<<<<<<<
 * 
 *     if slices_overlap(&src, &dst, ndim, itemsize):
 */
      __pyx_t_4 = __pyx_memoryview_err_dim(__pyx_builtin_ValueError, __pyx_k_Dimension_d_is_not_direct, __pyx_v_i); if (unlikely(__pyx_t_4 == -1)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 1257; __pyx_clineno = __LINE__; goto __pyx_L1_error;}

      /* "View.MemoryView":1256
 *                 _err_extents(i, dst.shape[i], src.shape[i])
 * 
 *         if src.suboffsets[i] >= 0:             # <<<<<<<<<<<<<<
 *             _err_dim(ValueError, "Dimension %d is not direct", i)
 * 
 */
    }
  }

  /* "View.MemoryView":1259
 *             _err_dim(ValueError, "Dimension %d is not direct", i)
 * 
 *     if slices_overlap(&src, &dst, ndim, itemsize):             # <<<<<<<<<<<<<<
 * 
 *         if not slice_is_contig(&src, order, ndim):
 */
  __pyx_t_2 = (__pyx_slices_overlap((&__pyx_v_src), (&__pyx_v_dst), __pyx_v_ndim, __pyx_v_itemsize) != 0);
  if (__pyx_t_2) {

    /* "View.MemoryView":1261
 *     if slices_overlap(&src, &dst, ndim, itemsize):
 * 
 *         if not slice_is_contig(&src, order, ndim):             # <<<<<<<<<<<<<<
 *             order = get_best_order(&dst, ndim)
 * 
 */
    __pyx_t_2 = ((!(__pyx_memviewslice_is_contig((&__pyx_v_src), __pyx_v_order, __pyx_v_ndim) != 0)) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1262
 * 
 *         if not slice_is_contig(&src, order, ndim):
 *             order = get_best_order(&dst, ndim)             # <<<<<<<<<<<<<<
 * 
 *         tmpdata = copy_data_to_temp(&src, &tmp, order, ndim)
 */
      __pyx_v_order = __pyx_get_best_slice_order((&__pyx_v_dst), __pyx_v_ndim);

      /* "View.MemoryView":1261
 *     if slices_overlap(&src, &dst, ndim, itemsize):
 * 
 *         if not slice_is_contig(&src, order, ndim):             # <<<<<<<<<<<<<<
 *             order = get_best_order(&dst, ndim)
 * 
 */
    }

    /* "View.MemoryView":1264
 *             order = get_best_order(&dst, ndim)
 * 
 *         tmpdata = copy_data_to_temp(&src, &tmp, order, ndim)             # <<<<<<<<<<<<<<
 *         src = tmp
 * 
 */
    __pyx_t_6 = __pyx_memoryview_copy_data_to_temp((&__pyx_v_src), (&__pyx_v_tmp), __pyx_v_order, __pyx_v_ndim); if (unlikely(__pyx_t_6 == NULL)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 1264; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
    __pyx_v_tmpdata = __pyx_t_6;

    /* "View.MemoryView":1265
 * 
 *         tmpdata = copy_data_to_temp(&src, &tmp, order, ndim)
 *         src = tmp             # <<<<<<<<<<<<<<
 * 
 *     if not broadcasting:
 */
    __pyx_v_src = __pyx_v_tmp;

    /* "View.MemoryView":1259
 *             _err_dim(ValueError, "Dimension %d is not direct", i)
 * 
 *     if slices_overlap(&src, &dst, ndim, itemsize):             # <<<<<<<<<<<<<<
 * 
 *         if not slice_is_contig(&src, order, ndim):
 */
  }

  /* "View.MemoryView":1267
 *         src = tmp
 * 
 *     if not broadcasting:             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_t_2 = ((!(__pyx_v_broadcasting != 0)) != 0);
  if (__pyx_t_2) {

    /* "View.MemoryView":1270
 * 
 * 
 *         if slice_is_contig(&src, 'C', ndim):             # <<<<<<<<<<<<<<
 *             direct_copy = slice_is_contig(&dst, 'C', ndim)
 *         elif slice_is_contig(&src, 'F', ndim):
 */
    __pyx_t_2 = (__pyx_memviewslice_is_contig((&__pyx_v_src), 'C', __pyx_v_ndim) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1271
 * 
 *         if slice_is_contig(&src, 'C', ndim):
 *             direct_copy = slice_is_contig(&dst, 'C', ndim)             # <<<<<<<<<<<<<<
 *         elif slice_is_contig(&src, 'F', ndim):
 *             direct_copy = slice_is_contig(&dst, 'F', ndim)
 */
      __pyx_v_direct_copy = __pyx_memviewslice_is_contig((&__pyx_v_dst), 'C', __pyx_v_ndim);

      /* "View.MemoryView":1270
 * 
 * 
 *         if slice_is_contig(&src, 'C', ndim):             # <<<<<<<<<<<<<<
 *             direct_copy = slice_is_contig(&dst, 'C', ndim)
 *         elif slice_is_contig(&src, 'F', ndim):
 */
      goto __pyx_L12;
    }

    /* "View.MemoryView":1272
 *         if slice_is_contig(&src, 'C', ndim):
 *             direct_copy = slice_is_contig(&dst, 'C', ndim)
 *         elif slice_is_contig(&src, 'F', ndim):             # <<<<<<<<<<<<<<
 *             direct_copy = slice_is_contig(&dst, 'F', ndim)
 * 
 */
    __pyx_t_2 = (__pyx_memviewslice_is_contig((&__pyx_v_src), 'F', __pyx_v_ndim) != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1273
 *             direct_copy = slice_is_contig(&dst, 'C', ndim)
 *         elif slice_is_contig(&src, 'F', ndim):
 *             direct_copy = slice_is_contig(&dst, 'F', ndim)             # <<<<<<<<<<<<<<
 * 
 *         if direct_copy:
 */
      __pyx_v_direct_copy = __pyx_memviewslice_is_contig((&__pyx_v_dst), 'F', __pyx_v_ndim);

      /* "View.MemoryView":1272
 *         if slice_is_contig(&src, 'C', ndim):
 *             direct_copy = slice_is_contig(&dst, 'C', ndim)
 *         elif slice_is_contig(&src, 'F', ndim):             # <<<<<<<<<<<<<<
 *             direct_copy = slice_is_contig(&dst, 'F', ndim)
 * 
 */
    }
    __pyx_L12:;

    /* "View.MemoryView":1275
 *             direct_copy = slice_is_contig(&dst, 'F', ndim)
 * 
 *         if direct_copy:             # <<<<<<<<<<<<<<
 * 
 *             refcount_copying(&dst, dtype_is_object, ndim, False)
 */
    __pyx_t_2 = (__pyx_v_direct_copy != 0);
    if (__pyx_t_2) {

      /* "View.MemoryView":1277
 *         if direct_copy:
 * 
 *             refcount_copying(&dst, dtype_is_object, ndim, False)             # <<<<<<<<<<<<<<
 *             memcpy(dst.data, src.data, slice_get_size(&src, ndim))
 *             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":1278
 * 
 *             refcount_copying(&dst, dtype_is_object, ndim, False)
 *             memcpy(dst.data, src.data, slice_get_size(&src, ndim))             # <<<<<<<<<<<<<<
 *             refcount_copying(&dst, dtype_is_object, ndim, True)
 *             free(tmpdata)
 */
      memcpy(__pyx_v_dst.data, __pyx_v_src.data, __pyx_memoryview_slice_get_size((&__pyx_v_src), __pyx_v_ndim));

      /* "View.MemoryView":1279
 *             refcount_copying(&dst, dtype_is_object, ndim, False)
 *             memcpy(dst.data, src.data, slice_get_size(&src, ndim))
 *             refcount_copying(&dst, dtype_is_object, ndim, True)             # <<<<<<<<<<<<<<
 *             free(tmpdata)
 *             return 0
 */
      __pyx_memoryview_refcount_copying((&__pyx_v_dst), __pyx_v_dtype_is_object, __pyx_v_ndim, 1);

      /* "View.MemoryView":1280
 *             memcpy(dst.data, src.data, slice_get_size(&src, ndim))
 *             refcount_copying(&dst, dtype_is_object, ndim, True)
 *             free(tmpdata)             # <<<<<<<<<<<<<<
 *             return 0
 * 
 */
      free(__pyx_v_tmpdata);

      /* "View.MemoryView":1281
 *             refcount_copying(&dst, dtype_is_object, ndim, True)
 *             free(tmpdata)
 *             return 0             # <<<<<<<<<<<<<<
 * 
 *     if order == 'F' == get_best_order(&dst, ndim):
 */
      __pyx_r = 0;
      goto __pyx_L0;

      /* "View.MemoryView":1275
 *             direct_copy = slice_is_contig(&dst, 'F', ndim)
 * 
 *         if direct_copy:             # <<<<<<<<<<<<<<
 * 
 *             refcount_copying(&dst, dtype_is_object, ndim, False)
 */
    }

    /* "View.MemoryView":1267
 *         src = tmp
 * 
 *     if not broadcasting:             # <<<<<<<<<<<<<<
 * 
 * 
 */
  }

  /* "View.MemoryView":1283
 *             return 0
 * 
 *     if order == 'F' == get_best_order(&dst, ndim):             # <<<<<<<<<<<<<<
 * 
 * 
 */
  __pyx_t_2 = (__pyx_v_order == 'F');
  if (__pyx_t_2) {
    __pyx_t_2 = ('F' == __pyx_get_best_slice_order((&__pyx_v_dst), __pyx_v_ndim));
  }
  __pyx_t_7 = (__pyx_t_2 != 0);
  if (__pyx_t_7) {

    /* "View.MemoryView":1286
 * 
 * 
 *         transpose_memslice(&src)             # <<<<<<<<<<<<<<
 *         transpose_memslice(&dst)
 * 
 */
    __pyx_t_5 = __pyx_memslice_transpose((&__pyx_v_src)); if (unlikely(__pyx_t_5 == 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 1286; __pyx_clineno = __LINE__; goto __pyx_L1_error;}

    /* "View.MemoryView":1287
 * 
 *         transpose_memslice(&src)
 *         transpose_memslice(&dst)             # <<<<<<<<<<<<<<
 * 
 *     refcount_copying(&dst, dtype_is_object, ndim, False)
 */
    __pyx_t_5 = __pyx_memslice_transpose((&__pyx_v_dst)); if (unlikely(__pyx_t_5 == 0)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 1287; __pyx_clineno = __LINE__; goto __pyx_L1_error;}

    /* "View.MemoryView":1283
 *             return 0
 * 
 *     if order == 'F' == get_best_order(&dst, ndim):             # <<<<<<<<<<<<<<
 * 
 * 
 */
  }

  /* "View.MemoryView":1289
 *         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":1290
 * 
 *     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":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)             # <<<<<<<<<<<<<<
 * 
 *     free(tmpdata)
 */
  __pyx_memoryview_refcount_copying((&__pyx_v_dst), __pyx_v_dtype_is_object, __pyx_v_ndim, 1);

  /* "View.MemoryView":1293
 *     refcount_copying(&dst, dtype_is_object, ndim, True)
 * 
 *     free(tmpdata)             # <<<<<<<<<<<<<<
 *     return 0
 * 
 */
  free(__pyx_v_tmpdata);

  /* "View.MemoryView":1294
 * 
 *     free(tmpdata)
 *     return 0             # <<<<<<<<<<<<<<
 * 
 * @cname('__pyx_memoryview_broadcast_leading')
 */
  __pyx_r = 0;
  goto __pyx_L0;

  /* "View.MemoryView":1225
 * 
 * @cname('__pyx_memoryview_copy_contents')
 * cdef int memoryview_copy_contents(__Pyx_memviewslice src,             # <<<<<<<<<<<<<<
 *                                   __Pyx_memviewslice dst,
 *                                   int src_ndim, int dst_ndim,
 */

  /* function exit code */
  __pyx_L1_error:;
  {
    #ifdef WITH_THREAD
    PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();
    #endif
    __Pyx_AddTraceback("View.MemoryView.memoryview_copy_contents", __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":1297
 * 
 * @cname('__pyx_memoryview_broadcast_leading')
 * cdef void broadcast_leading(__Pyx_memviewslice *mslice,             # <<<<<<<<<<<<<<
 *                             int ndim,
 *                             int ndim_other) nogil:
 */

static void __pyx_memoryview_broadcast_leading(__Pyx_memviewslice *__pyx_v_mslice, int __pyx_v_ndim, int __pyx_v_ndim_other) {
  int __pyx_v_i;
  int __pyx_v_offset;
  int __pyx_t_1;
  int __pyx_t_2;

  /* "View.MemoryView":1301
 *                             int ndim_other) nogil:
 *     cdef int i
 *     cdef int offset = ndim_other - ndim             # <<<<<<<<<<<<<<
 * 
 *     for i in range(ndim - 1, -1, -1):
 */
  __pyx_v_offset = (__pyx_v_ndim_other - __pyx_v_ndim);

  /* "View.MemoryView":1303
 *     cdef int offset = ndim_other - ndim
 * 
 *     for i in range(ndim - 1, -1, -1):             # <<<<<<<<<<<<<<
 *         mslice.shape[i + offset] = mslice.shape[i]
 *         mslice.strides[i + offset] = mslice.strides[i]
 */
  for (__pyx_t_1 = (__pyx_v_ndim - 1); __pyx_t_1 > -1L; __pyx_t_1-=1) {
    __pyx_v_i = __pyx_t_1;

    /* "View.MemoryView":1304
 * 
 *     for i in range(ndim - 1, -1, -1):
 *         mslice.shape[i + offset] = mslice.shape[i]             # <<<<<<<<<<<<<<
 *         mslice.strides[i + offset] = mslice.strides[i]
 *         mslice.suboffsets[i + offset] = mslice.suboffsets[i]
 */
    (__pyx_v_mslice->shape[(__pyx_v_i + __pyx_v_offset)]) = (__pyx_v_mslice->shape[__pyx_v_i]);

    /* "View.MemoryView":1305
 *     for i in range(ndim - 1, -1, -1):
 *         mslice.shape[i + offset] = mslice.shape[i]
 *         mslice.strides[i + offset] = mslice.strides[i]             # <<<<<<<<<<<<<<
 *         mslice.suboffsets[i + offset] = mslice.suboffsets[i]
 * 
 */
    (__pyx_v_mslice->strides[(__pyx_v_i + __pyx_v_offset)]) = (__pyx_v_mslice->strides[__pyx_v_i]);

    /* "View.MemoryView":1306
 *         mslice.shape[i + offset] = mslice.shape[i]
 *         mslice.strides[i + offset] = mslice.strides[i]
 *         mslice.suboffsets[i + offset] = mslice.suboffsets[i]             # <<<<<<<<<<<<<<
 * 
 *     for i in range(offset):
 */
    (__pyx_v_mslice->suboffsets[(__pyx_v_i + __pyx_v_offset)]) = (__pyx_v_mslice->suboffsets[__pyx_v_i]);
  }

  /* "View.MemoryView":1308
 *         mslice.suboffsets[i + offset] = mslice.suboffsets[i]
 * 
 *     for i in range(offset):             # <<<<<<<<<<<<<<
 *         mslice.shape[i] = 1
 *         mslice.strides[i] = mslice.strides[0]
 */
  __pyx_t_1 = __pyx_v_offset;
  for (__pyx_t_2 = 0; __pyx_t_2 < __pyx_t_1; __pyx_t_2+=1) {
    __pyx_v_i = __pyx_t_2;

    /* "View.MemoryView":1309
 * 
 *     for i in range(offset):
 *         mslice.shape[i] = 1             # <<<<<<<<<<<<<<
 *         mslice.strides[i] = mslice.strides[0]
 *         mslice.suboffsets[i] = -1
 */
    (__pyx_v_mslice->shape[__pyx_v_i]) = 1;

    /* "View.MemoryView":1310
 *     for i in range(offset):
 *         mslice.shape[i] = 1
 *         mslice.strides[i] = mslice.strides[0]             # <<<<<<<<<<<<<<
 *         mslice.suboffsets[i] = -1
 * 
 */
    (__pyx_v_mslice->strides[__pyx_v_i]) = (__pyx_v_mslice->strides[0]);

    /* "View.MemoryView":1311
 *         mslice.shape[i] = 1
 *         mslice.strides[i] = mslice.strides[0]
 *         mslice.suboffsets[i] = -1             # <<<<<<<<<<<<<<
 * 
 * 
 */
    (__pyx_v_mslice->suboffsets[__pyx_v_i]) = -1L;
  }

  /* "View.MemoryView":1297
 * 
 * @cname('__pyx_memoryview_broadcast_leading')
 * cdef void broadcast_leading(__Pyx_memviewslice *mslice,             # <<<<<<<<<<<<<<
 *                             int ndim,
 *                             int ndim_other) nogil:
 */

  /* function exit code */
}

/* "View.MemoryView":1319
 * 
 * @cname('__pyx_memoryview_refcount_copying')
 * cdef void refcount_copying(__Pyx_memviewslice *dst, bint dtype_is_object,             # <<<<<<<<<<<<<<
 *                            int ndim, bint inc) nogil:
 * 
 */

static void __pyx_memoryview_refcount_copying(__Pyx_memviewslice *__pyx_v_dst, int __pyx_v_dtype_is_object, int __pyx_v_ndim, int __pyx_v_inc) {
  int __pyx_t_1;

  /* "View.MemoryView":1323
 * 
 * 
 *     if dtype_is_object:             # <<<<<<<<<<<<<<
 *         refcount_objects_in_slice_with_gil(dst.data, dst.shape,
 *                                            dst.strides, ndim, inc)
 */
  __pyx_t_1 = (__pyx_v_dtype_is_object != 0);
  if (__pyx_t_1) {

    /* "View.MemoryView":1324
 * 
 *     if dtype_is_object:
 *         refcount_objects_in_slice_with_gil(dst.data, dst.shape,             # <<<<<<<<<<<<<<
 *                                            dst.strides, ndim, inc)
 * 
 */
    __pyx_memoryview_refcount_objects_in_slice_with_gil(__pyx_v_dst->data, __pyx_v_dst->shape, __pyx_v_dst->strides, __pyx_v_ndim, __pyx_v_inc);

    /* "View.MemoryView":1323
 * 
 * 
 *     if dtype_is_object:             # <<<<<<<<<<<<<<
 *         refcount_objects_in_slice_with_gil(dst.data, dst.shape,
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  0, /*tp_print*/
  0, /*tp_getattr*/
  0, /*tp_setattr*/
  #if PY_MAJOR_VERSION < 3
  0, /*tp_compare*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  0, /*tp_repr*/
  0, /*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_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/
  0, /*tp_doc*/
  0, /*tp_traverse*/
  0, /*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*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};

static PyObject *__pyx_tp_new_Enum(PyTypeObject *t, CYTHON_UNUSED PyObject *a, CYTHON_UNUSED PyObject *k) {
  struct __pyx_MemviewEnum_obj *p;
  PyObject *o;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!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;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(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) {
  PyObject* tmp;
  struct __pyx_MemviewEnum_obj *p = (struct __pyx_MemviewEnum_obj *)o;
  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 PyTypeObject __pyx_type___pyx_MemviewEnum = {
  PyVarObject_HEAD_INIT(0, 0)
  "pygeoprocessing.routing.routing_core.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*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  __pyx_MemviewEnum___repr__, /*tp_repr*/
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*tp_as_mapping*/
  0, /*tp_hash*/
  0, /*tp_call*/
  0, /*tp_str*/
  0, /*tp_getattro*/
  0, /*tp_setattro*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|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*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #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;
  if (likely((t->tp_flags & Py_TPFLAGS_IS_ABSTRACT) == 0)) {
    o = (*t->tp_alloc)(t, 0);
  } else {
    o = (PyObject *) PyBaseObject_Type.tp_new(t, __pyx_empty_tuple, 0);
  }
  if (unlikely(!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 (unlikely(__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;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  {
    PyObject *etype, *eval, *etb;
    PyErr_Fetch(&etype, &eval, &etb);
    ++Py_REFCNT(o);
    __pyx_memoryview___dealloc__(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) {
  PyObject* tmp;
  struct __pyx_memoryview_obj *p = (struct __pyx_memoryview_obj *)o;
  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 %.200s", 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[] = {
  {"is_c_contig", (PyCFunction)__pyx_memoryview_is_c_contig, METH_NOARGS, 0},
  {"is_f_contig", (PyCFunction)__pyx_memoryview_is_f_contig, METH_NOARGS, 0},
  {"copy", (PyCFunction)__pyx_memoryview_copy, METH_NOARGS, 0},
  {"copy_fortran", (PyCFunction)__pyx_memoryview_copy_fortran, METH_NOARGS, 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 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
  __pyx_memoryview_getbuffer, /*bf_getbuffer*/
  0, /*bf_releasebuffer*/
};

static PyTypeObject __pyx_type___pyx_memoryview = {
  PyVarObject_HEAD_INIT(0, 0)
  "pygeoprocessing.routing.routing_core.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*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  __pyx_memoryview___repr__, /*tp_repr*/
  0, /*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_HAVE_VERSION_TAG|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*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #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 (unlikely(!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;
  #if PY_VERSION_HEX >= 0x030400a1
  if (unlikely(Py_TYPE(o)->tp_finalize) && !_PyGC_FINALIZED(o)) {
    if (PyObject_CallFinalizerFromDealloc(o)) return;
  }
  #endif
  PyObject_GC_UnTrack(o);
  {
    PyObject *etype, *eval, *etb;
    PyErr_Fetch(&etype, &eval, &etb);
    ++Py_REFCNT(o);
    __pyx_memoryviewslice___dealloc__(o);
    --Py_REFCNT(o);
    PyErr_Restore(etype, eval, etb);
  }
  Py_CLEAR(p->from_object);
  PyObject_GC_Track(o);
  __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) {
  PyObject* tmp;
  struct __pyx_memoryviewslice_obj *p = (struct __pyx_memoryviewslice_obj *)o;
  __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 PyTypeObject __pyx_type___pyx_memoryviewslice = {
  PyVarObject_HEAD_INIT(0, 0)
  "pygeoprocessing.routing.routing_core._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*/
  #endif
  #if PY_MAJOR_VERSION >= 3
  0, /*tp_as_async*/
  #endif
  #if CYTHON_COMPILING_IN_PYPY
  __pyx_memoryview___repr__, /*tp_repr*/
  #else
  0, /*tp_repr*/
  #endif
  0, /*tp_as_number*/
  0, /*tp_as_sequence*/
  0, /*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*/
  0, /*tp_as_buffer*/
  Py_TPFLAGS_DEFAULT|Py_TPFLAGS_HAVE_VERSION_TAG|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
  "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*/
  0, /*tp_version_tag*/
  #if PY_VERSION_HEX >= 0x030400a1
  0, /*tp_finalize*/
  #endif
};

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

#if PY_MAJOR_VERSION >= 3
static struct PyModuleDef __pyx_moduledef = {
  #if PY_VERSION_HEX < 0x03020000
    { PyObject_HEAD_INIT(NULL) NULL, 0, NULL },
  #else
    PyModuleDef_HEAD_INIT,
  #endif
    "routing_core",
    0, /* m_doc */
    -1, /* m_size */
    __pyx_methods /* m_methods */,
    NULL, /* m_reload */
    NULL, /* m_traverse */
    NULL, /* m_clear */
    NULL /* m_free */
};
#endif

static __Pyx_StringTabEntry __pyx_string_tab[] = {
  {&__pyx_kp_s_8CONNECTED_8, __pyx_k_8CONNECTED_8, sizeof(__pyx_k_8CONNECTED_8), 0, 0, 1, 0},
  {&__pyx_n_s_ASCII, __pyx_k_ASCII, sizeof(__pyx_k_ASCII), 0, 0, 1, 1},
  {&__pyx_n_s_AddPoint, __pyx_k_AddPoint, sizeof(__pyx_k_AddPoint), 0, 0, 1, 1},
  {&__pyx_kp_s_Buffer_view_does_not_expose_stri, __pyx_k_Buffer_view_does_not_expose_stri, sizeof(__pyx_k_Buffer_view_does_not_expose_stri), 0, 0, 1, 0},
  {&__pyx_kp_s_C_Users_rpsharp_Documents_bitbuc, __pyx_k_C_Users_rpsharp_Documents_bitbuc, sizeof(__pyx_k_C_Users_rpsharp_Documents_bitbuc), 0, 0, 1, 0},
  {&__pyx_kp_s_Can_only_create_a_buffer_that_is, __pyx_k_Can_only_create_a_buffer_that_is, sizeof(__pyx_k_Can_only_create_a_buffer_that_is), 0, 0, 1, 0},
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  __Pyx_GIVEREF(__pyx_tuple__26);

  /* "pygeoprocessing\routing\routing_core.pyx":709
 * 
 *     dem_ds = gdal.Open(dem_uri)
 *     dem_band = dem_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     #facet elevation and factors for slope and flow_direction calculations
 */
  __pyx_tuple__27 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__27)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 709; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __Pyx_GIVEREF(__pyx_tuple__27);

  /* "pygeoprocessing\routing\routing_core.pyx":757
 * 
 *     flow_direction_dataset = gdal.Open(flow_direction_uri, gdal.GA_Update)
 *     flow_band = flow_direction_dataset.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     #center point of global index
 */
  __pyx_tuple__28 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__28)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 757; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__28);
  __Pyx_GIVEREF(__pyx_tuple__28);

  /* "pygeoprocessing\routing\routing_core.pyx":945
 * 
 *     processed_cell_ds = gdal.Open(processed_cell_uri, gdal.GA_Update)
 *     processed_cell_band = processed_cell_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     cdef int *row_offsets = [0, -1, -1, -1,  0,  1, 1, 1]
 */
  __pyx_tuple__29 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__29)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 945; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__29);
  __Pyx_GIVEREF(__pyx_tuple__29);

  /* "pygeoprocessing\routing\routing_core.pyx":959
 * 
 *     stream_ds = gdal.Open(stream_uri)
 *     stream_band = stream_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     cdef float stream_nodata = geoprocessing.get_nodata_from_uri(
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 */
  __pyx_tuple__30 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__30)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 959; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__30);
  __Pyx_GIVEREF(__pyx_tuple__30);

  /* "pygeoprocessing\routing\routing_core.pyx":965
 * 
 *     distance_ds = gdal.Open(distance_uri, gdal.GA_Update)
 *     distance_band = distance_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     outflow_weights_uri = geoprocessing.temporary_filename()
 */
  __pyx_tuple__31 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__31)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 965; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __Pyx_GIVEREF(__pyx_tuple__31);

  /* "pygeoprocessing\routing\routing_core.pyx":972
 *         flow_direction_uri, outflow_weights_uri, outflow_direction_uri)
 *     outflow_weights_ds = gdal.Open(outflow_weights_uri)
 *     outflow_weights_band = outflow_weights_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     cdef float outflow_weights_nodata = geoprocessing.get_nodata_from_uri(
 *         outflow_weights_uri)
 */
  __pyx_tuple__32 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__32)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 972; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__32);
  __Pyx_GIVEREF(__pyx_tuple__32);

  /* "pygeoprocessing\routing\routing_core.pyx":976
 *         outflow_weights_uri)
 *     outflow_direction_ds = gdal.Open(outflow_direction_uri)
 *     outflow_direction_band = outflow_direction_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     cdef int outflow_direction_nodata = geoprocessing.get_nodata_from_uri(
 *         outflow_direction_uri)
 */
  __pyx_tuple__33 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__33)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 976; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__33);
  __Pyx_GIVEREF(__pyx_tuple__33);

  /* "pygeoprocessing\routing\routing_core.pyx":1016
 *             dtype=numpy.float32)
 *         factor_ds = gdal.Open(factor_uri)
 *         factor_band = factor_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *         band_list.append(factor_band)
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  __pyx_tuple__34 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__34)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1016; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__34);
  __Pyx_GIVEREF(__pyx_tuple__34);

  /* "pygeoprocessing\routing\routing_core.pyx":1310
 *         returns nothing"""
 * 
 *     LOGGER.info("calculating percent to sink")             # <<<<<<<<<<<<<<
 *     cdef time_t start_time
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 */
  __pyx_tuple__35 = PyTuple_Pack(1, __pyx_kp_s_calculating_percent_to_sink); if (unlikely(!__pyx_tuple__35)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1310; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__35);
  __Pyx_GIVEREF(__pyx_tuple__35);

  /* "pygeoprocessing\routing\routing_core.pyx":1315
 * 
 *     sink_pixels_dataset = gdal.Open(sink_pixels_uri)
 *     sink_pixels_band = sink_pixels_dataset.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     cdef int sink_pixels_nodata = geoprocessing.get_nodata_from_uri(
 *         sink_pixels_uri)
 */
  __pyx_tuple__36 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__36)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1315; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__36);
  __Pyx_GIVEREF(__pyx_tuple__36);

  /* "pygeoprocessing\routing\routing_core.pyx":1319
 *         sink_pixels_uri)
 *     export_rate_dataset = gdal.Open(export_rate_uri)
 *     export_rate_band = export_rate_dataset.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     cdef double export_rate_nodata = geoprocessing.get_nodata_from_uri(
 *         export_rate_uri)
 */
  __pyx_tuple__37 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__37)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1319; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__37);
  __Pyx_GIVEREF(__pyx_tuple__37);

  /* "pygeoprocessing\routing\routing_core.pyx":1323
 *         export_rate_uri)
 *     outflow_direction_dataset = gdal.Open(outflow_direction_uri)
 *     outflow_direction_band = outflow_direction_dataset.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     cdef int outflow_direction_nodata = geoprocessing.get_nodata_from_uri(
 *         outflow_direction_uri)
 */
  __pyx_tuple__38 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__38)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1323; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__38);
  __Pyx_GIVEREF(__pyx_tuple__38);

  /* "pygeoprocessing\routing\routing_core.pyx":1327
 *         outflow_direction_uri)
 *     outflow_weights_dataset = gdal.Open(outflow_weights_uri)
 *     outflow_weights_band = outflow_weights_dataset.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     cdef float outflow_weights_nodata = geoprocessing.get_nodata_from_uri(
 *         outflow_weights_uri)
 */
  __pyx_tuple__39 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__39)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1327; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__39);
  __Pyx_GIVEREF(__pyx_tuple__39);

  /* "pygeoprocessing\routing\routing_core.pyx":1341
 *         gdal.GDT_Float32, fill_value=effect_nodata)
 *     effect_dataset = gdal.Open(effect_uri, gdal.GA_Update)
 *     effect_band = effect_dataset.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     #center point of global index
 */
  __pyx_tuple__40 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__40)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1341; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__40);
  __Pyx_GIVEREF(__pyx_tuple__40);

  /* "pygeoprocessing\routing\routing_core.pyx":1503
 * 
 *     dem_ds = gdal.Open(dem_uri)
 *     dem_band = dem_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     flow_ds = gdal.Open(flow_direction_uri, gdal.GA_Update)
 *     flow_band = flow_ds.GetRasterBand(1)
 */
  __pyx_tuple__41 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__41)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1503; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__41);
  __Pyx_GIVEREF(__pyx_tuple__41);

  /* "pygeoprocessing\routing\routing_core.pyx":1505
 *     dem_band = dem_ds.GetRasterBand(1)
 *     flow_ds = gdal.Open(flow_direction_uri, gdal.GA_Update)
 *     flow_band = flow_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     cdef int block_col_size, block_row_size
 */
  __pyx_tuple__42 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__42)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1505; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__42);
  __Pyx_GIVEREF(__pyx_tuple__42);

  /* "pygeoprocessing\routing\routing_core.pyx":1649
 * 
 *     dem_ds = gdal.Open(dem_uri)
 *     dem_band = dem_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     cdef int labels_nodata = -1
 */
  __pyx_tuple__43 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__43)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1649; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__43);
  __Pyx_GIVEREF(__pyx_tuple__43);

  /* "pygeoprocessing\routing\routing_core.pyx":1655
 *         dem_ds, labels_uri, 'GTiff', labels_nodata,
 *         gdal.GDT_Int32)
 *     labels_band = labels_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     cdef int block_col_size, block_row_size
 */
  __pyx_tuple__44 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__44)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1655; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__44);
  __Pyx_GIVEREF(__pyx_tuple__44);

  /* "pygeoprocessing\routing\routing_core.pyx":1801
 * 
 *     labels_ds = gdal.Open(labels_uri)
 *     labels_band = labels_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     cdef int block_col_size, block_row_size
 */
  __pyx_tuple__45 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__45)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1801; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__45);
  __Pyx_GIVEREF(__pyx_tuple__45);

  /* "pygeoprocessing\routing\routing_core.pyx":1860
 *             if unlabeled_set.find(flat_index) != unlabeled_set.end():
 *                 high_edges.push_back(flat_index)
 *         LOGGER.warn("Not all flats have outlets")             # <<<<<<<<<<<<<<
 *     block_cache.flush_cache()
 * 
 */
  __pyx_tuple__46 = PyTuple_Pack(1, __pyx_kp_s_Not_all_flats_have_outlets); if (unlikely(!__pyx_tuple__46)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1860; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__46);
  __Pyx_GIVEREF(__pyx_tuple__46);

  /* "pygeoprocessing\routing\routing_core.pyx":1892
 *     cdef map[int, int] flat_height
 * 
 *     LOGGER.info('draining away from higher')             # <<<<<<<<<<<<<<
 *     away_from_higher(
 *         high_edges, labels_uri, flow_direction_uri, flat_mask_uri, flat_height)
 */
  __pyx_tuple__47 = PyTuple_Pack(1, __pyx_kp_s_draining_away_from_higher); if (unlikely(!__pyx_tuple__47)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1892; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__47);
  __Pyx_GIVEREF(__pyx_tuple__47);

  /* "pygeoprocessing\routing\routing_core.pyx":1896
 *         high_edges, labels_uri, flow_direction_uri, flat_mask_uri, flat_height)
 * 
 *     LOGGER.info('draining towards lower')             # <<<<<<<<<<<<<<
 *     towards_lower(
 *         low_edges, labels_uri, flow_direction_uri, flat_mask_uri, flat_height)
 */
  __pyx_tuple__48 = PyTuple_Pack(1, __pyx_kp_s_draining_towards_lower); if (unlikely(!__pyx_tuple__48)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1896; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__48);
  __Pyx_GIVEREF(__pyx_tuple__48);

  /* "pygeoprocessing\routing\routing_core.pyx":1944
 * 
 *     labels_ds = gdal.Open(labels_uri)
 *     labels_band = labels_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     flat_mask_ds = gdal.Open(flat_mask_uri, gdal.GA_Update)
 *     flat_mask_band = flat_mask_ds.GetRasterBand(1)
 */
  __pyx_tuple__49 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__49)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1944; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__49);
  __Pyx_GIVEREF(__pyx_tuple__49);

  /* "pygeoprocessing\routing\routing_core.pyx":1946
 *     labels_band = labels_ds.GetRasterBand(1)
 *     flat_mask_ds = gdal.Open(flat_mask_uri, gdal.GA_Update)
 *     flat_mask_band = flat_mask_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     flow_direction_ds = gdal.Open(flow_direction_uri)
 *     flow_direction_band = flow_direction_ds.GetRasterBand(1)
 */
  __pyx_tuple__50 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__50)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1946; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__50);
  __Pyx_GIVEREF(__pyx_tuple__50);

  /* "pygeoprocessing\routing\routing_core.pyx":1948
 *     flat_mask_band = flat_mask_ds.GetRasterBand(1)
 *     flow_direction_ds = gdal.Open(flow_direction_uri)
 *     flow_direction_band = flow_direction_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     cdef int block_col_size, block_row_size
 */
  __pyx_tuple__51 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__51)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1948; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__51);
  __Pyx_GIVEREF(__pyx_tuple__51);

  /* "pygeoprocessing\routing\routing_core.pyx":2116
 * 
 *     labels_ds = gdal.Open(labels_uri)
 *     labels_band = labels_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     flat_mask_ds = gdal.Open(flat_mask_uri, gdal.GA_Update)
 *     flat_mask_band = flat_mask_ds.GetRasterBand(1)
 */
  __pyx_tuple__52 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__52)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2116; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__52);
  __Pyx_GIVEREF(__pyx_tuple__52);

  /* "pygeoprocessing\routing\routing_core.pyx":2118
 *     labels_band = labels_ds.GetRasterBand(1)
 *     flat_mask_ds = gdal.Open(flat_mask_uri, gdal.GA_Update)
 *     flat_mask_band = flat_mask_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     flow_direction_ds = gdal.Open(flow_direction_uri)
 *     flow_direction_band = flow_direction_ds.GetRasterBand(1)
 */
  __pyx_tuple__53 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__53)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2118; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__53);
  __Pyx_GIVEREF(__pyx_tuple__53);

  /* "pygeoprocessing\routing\routing_core.pyx":2120
 *     flat_mask_band = flat_mask_ds.GetRasterBand(1)
 *     flow_direction_ds = gdal.Open(flow_direction_uri)
 *     flow_direction_band = flow_direction_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     cdef int block_col_size, block_row_size
 */
  __pyx_tuple__54 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__54)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2120; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__54);
  __Pyx_GIVEREF(__pyx_tuple__54);

  /* "pygeoprocessing\routing\routing_core.pyx":2290
 * 
 *     flat_mask_ds = gdal.Open(flat_mask_uri)
 *     flat_mask_band = flat_mask_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     #facet elevation and factors for slope and flow_direction calculations
 */
  __pyx_tuple__55 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__55)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2290; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__55);
  __Pyx_GIVEREF(__pyx_tuple__55);

  /* "pygeoprocessing\routing\routing_core.pyx":2335
 *         flow_direction_uri)
 *     flow_direction_dataset = gdal.Open(flow_direction_uri, gdal.GA_Update)
 *     flow_band = flow_direction_dataset.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     cdef float label_nodata = geoprocessing.get_nodata_from_uri(labels_uri)
 */
  __pyx_tuple__56 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__56)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2335; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__56);
  __Pyx_GIVEREF(__pyx_tuple__56);

  /* "pygeoprocessing\routing\routing_core.pyx":2339
 *     cdef float label_nodata = geoprocessing.get_nodata_from_uri(labels_uri)
 *     label_dataset = gdal.Open(labels_uri)
 *     label_band = label_dataset.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     #center point of global index
 */
  __pyx_tuple__57 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__57)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2339; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__57);
  __Pyx_GIVEREF(__pyx_tuple__57);

  /* "pygeoprocessing\routing\routing_core.pyx":2534
 * 
 *     dem_ds = gdal.Open(dem_uri)
 *     dem_band = dem_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 * 
 *     flow_direction_ds = gdal.Open(flow_direction_uri)
 */
  __pyx_tuple__58 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__58)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2534; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__58);
  __Pyx_GIVEREF(__pyx_tuple__58);

  /* "pygeoprocessing\routing\routing_core.pyx":2537
 * 
 *     flow_direction_ds = gdal.Open(flow_direction_uri)
 *     flow_direction_band = flow_direction_ds.GetRasterBand(1)             # <<<<<<<<<<<<<<
 *     cdef float flow_nodata = geoprocessing.get_nodata_from_uri(
 *         flow_direction_uri)
 */
  __pyx_tuple__59 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__59)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2537; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__59);
  __Pyx_GIVEREF(__pyx_tuple__59);

  /* "pygeoprocessing\routing\routing_core.pyx":2636
 *     if low_edges.size() == 0:
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  __pyx_tuple__60 = PyTuple_Pack(1, __pyx_kp_s_There_were_undrainable_flats); if (unlikely(!__pyx_tuple__60)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2636; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__60);
  __Pyx_GIVEREF(__pyx_tuple__60);

  /* "pygeoprocessing\routing\routing_core.pyx":2638
 *             LOGGER.warn('There were undrainable flats')
 *         else:
 *             LOGGER.info('There were no flats')             # <<<<<<<<<<<<<<
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 * 
 */
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  __Pyx_GOTREF(__pyx_tuple__61);
  __Pyx_GIVEREF(__pyx_tuple__61);

  /* "pygeoprocessing\routing\routing_core.pyx":2641
 *         return False
 * 
 *     LOGGER.info('labeling flats')             # <<<<<<<<<<<<<<
 *     label_flats(dem_uri, low_edges, labels_uri)
 * 
 */
  __pyx_tuple__62 = PyTuple_Pack(1, __pyx_kp_s_labeling_flats); if (unlikely(!__pyx_tuple__62)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2641; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__62);
  __Pyx_GIVEREF(__pyx_tuple__62);

  /* "pygeoprocessing\routing\routing_core.pyx":2748
 *     cdef int n_cols = outflow_direction_dataset.RasterXSize
 *     cdef int n_rows = outflow_direction_dataset.RasterYSize
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 * 
 *     cdef int block_col_size, block_row_size
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  __pyx_tuple__63 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__63)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2748; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__63);
  __Pyx_GIVEREF(__pyx_tuple__63);

  /* "pygeoprocessing\routing\routing_core.pyx":2763
 *     output_sr.ImportFromWkt(projection_wkt)
 * 
 *     output_driver = ogr.GetDriverByName('ESRI Shapefile')             # <<<<<<<<<<<<<<
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  __pyx_tuple__64 = PyTuple_Pack(1, __pyx_kp_s_ESRI_Shapefile); if (unlikely(!__pyx_tuple__64)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2763; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__64);
  __Pyx_GIVEREF(__pyx_tuple__64);

  /* "pygeoprocessing\routing\routing_core.pyx":2770
 *         'serviceshed', output_sr, ogr.wkbPolygon)
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  __Pyx_GIVEREF(__pyx_tuple__65);

  /* "pygeoprocessing\routing\routing_core.pyx":2791
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  __pyx_tuple__66 = PyTuple_Pack(1, __pyx_int_24); if (unlikely(!__pyx_tuple__66)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2791; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__66);
  __Pyx_GIVEREF(__pyx_tuple__66);

  /* "pygeoprocessing\routing\routing_core.pyx":2821
 * 
 *     outflow_weights_dataset = gdal.Open(outflow_weights_uri)
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 *     cdef int outflow_weights_nodata = geoprocessing.get_nodata_from_uri(
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  __Pyx_GIVEREF(__pyx_tuple__67);

  /* "pygeoprocessing\routing\routing_core.pyx":2832
 *         gdal.GDT_Byte, fill_value=watershed_nodata)
 *     watershed_dataset = gdal.Open(watershed_mask_uri, gdal.GA_Update)
 *     watershed_band = watershed_dataset.GetRasterBand(1)             # <<<<<<<<<<<<<<
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 *     cache_dirty[:] = 0
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  __pyx_tuple__68 = PyTuple_Pack(1, __pyx_int_1); if (unlikely(!__pyx_tuple__68)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2832; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __Pyx_GIVEREF(__pyx_tuple__68);

  /* "pygeoprocessing\routing\routing_core.pyx":2834
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 *     cache_dirty[:] = 0             # <<<<<<<<<<<<<<
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  __Pyx_GIVEREF(__pyx_slice__69);

  /* "pygeoprocessing\routing\routing_core.pyx":2848
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  __Pyx_GIVEREF(__pyx_tuple__70);

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  __Pyx_GIVEREF(__pyx_tuple__72);

  /* "pygeoprocessing\routing\routing_core.pyx":3021
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 *     watershed_datasource = None
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  __pyx_tuple__73 = PyTuple_Pack(1, __pyx_int_0); if (unlikely(!__pyx_tuple__73)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 3021; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__73);
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  /* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":218
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  /* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":259
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  /* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":799
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 *         if ((child.byteorder == c'>' and little_endian) or
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  /* "..\..\..\..\..\python27\lib\site-packages\Cython\Includes\numpy\__init__.pxd":803
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 *             # Until ticket #99 is fixed, use integers to avoid warnings
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  __Pyx_GIVEREF(__pyx_tuple__79);

  /* "View.MemoryView":129
 * 
 *         if not self.ndim:
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  /* "View.MemoryView":132
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 *         if itemsize <= 0:
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  __pyx_tuple__82 = PyTuple_Pack(1, __pyx_n_s_ASCII); if (unlikely(!__pyx_tuple__82)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 135; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __Pyx_GIVEREF(__pyx_tuple__82);

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  /* "View.MemoryView":172
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 *             if self.dtype_is_object:
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  /* "View.MemoryView":188
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  /* "View.MemoryView":447
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  /* "View.MemoryView":640
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  __pyx_slice__89 = PySlice_New(Py_None, Py_None, Py_None); if (unlikely(!__pyx_slice__89)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 640; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /* "View.MemoryView":643
 *                 seen_ellipsis = True
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  __Pyx_GOTREF(__pyx_slice__90);
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  /* "View.MemoryView":654
 *     nslices = ndim - len(result)
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 *     return have_slices or nslices, tuple(result)
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  /* "View.MemoryView":661
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 * 
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  __pyx_tuple__92 = PyTuple_Pack(1, __pyx_kp_s_Indirect_dimensions_not_supporte); if (unlikely(!__pyx_tuple__92)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 661; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /* "pygeoprocessing\routing\routing_core.pyx":34
 * from .. import geoprocessing
 * 
 * LOGGER = logging.getLogger('pygeoprocessing.routing.routing_core')             # <<<<<<<<<<<<<<
 * 
 * cdef double PI = 3.141592653589793238462643383279502884
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  __pyx_tuple__94 = PyTuple_Pack(1, __pyx_kp_s_pygeoprocessing_routing_routing); if (unlikely(!__pyx_tuple__94)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 34; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /* "pygeoprocessing\routing\routing_core.pyx":455
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 * @cython.cdivision(True)
 * def calculate_flow_weights(             # <<<<<<<<<<<<<<
 *     flow_direction_uri, outflow_weights_uri, outflow_direction_uri):
 *     """This function calculates the flow weights from a d-infinity based
 */
  __pyx_tuple__95 = PyTuple_Pack(51, __pyx_n_s_flow_direction_uri, __pyx_n_s_outflow_weights_uri, __pyx_n_s_outflow_direction_uri, __pyx_n_s_start, __pyx_n_s_flow_direction_dataset, __pyx_n_s_flow_direction_nodata, __pyx_n_s_flow_direction_band, __pyx_n_s_block_col_size, __pyx_n_s_block_row_size, __pyx_n_s_flow_direction_block, __pyx_n_s_n_cols, __pyx_n_s_n_rows, __pyx_n_s_outflow_direction_nodata, __pyx_n_s_outflow_direction_dataset, __pyx_n_s_outflow_direction_band, __pyx_n_s_outflow_direction_block, __pyx_n_s_outflow_weights_nodata, __pyx_n_s_outflow_weights_dataset, __pyx_n_s_outflow_weights_band, __pyx_n_s_outflow_weights_block, __pyx_n_s_global_row, __pyx_n_s_global_col, __pyx_n_s_global_block_row, __pyx_n_s_global_block_col, __pyx_n_s_row_index, __pyx_n_s_col_index, __pyx_n_s_row_block_offset, __pyx_n_s_col_block_offset, __pyx_n_s_neighbor_row, __pyx_n_s_neighbor_col, __pyx_n_s_neighbor_row_index, __pyx_n_s_neighbor_col_index, __pyx_n_s_neighbor_row_block_offset, __pyx_n_s_neighbor_col_block_offset, __pyx_n_s_cache_dirty, __pyx_n_s_band_list, __pyx_n_s_block_list, __pyx_n_s_update_list, __pyx_n_s_block_cache, __pyx_n_s_n_neighbors, __pyx_n_s_angle_to_neighbor, __pyx_n_s_index, __pyx_n_s_diagonal_offsets, __pyx_n_s_neighbor_direction_index, __pyx_n_s_current_index, __pyx_n_s_flow_direction, __pyx_n_s_flow_angle_to_neighbor, __pyx_n_s_outflow_weight, __pyx_n_s_last_time, __pyx_n_s_current_time, __pyx_n_s_found); if (unlikely(!__pyx_tuple__95)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 455; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /* "pygeoprocessing\routing\routing_core.pyx":603
 * 
 * 
 * def fill_pits(dem_uri, dem_out_uri):             # <<<<<<<<<<<<<<
 *     """This function fills regions in a DEM that don't drain to the edge
 *         of the dataset.  The resulting DEM will likely have plateaus where the
 */
  __pyx_tuple__97 = PyTuple_Pack(21, __pyx_n_s_dem_uri, __pyx_n_s_dem_out_uri, __pyx_n_s_row_offsets, __pyx_n_s_col_offsets, __pyx_n_s_dem_ds, __pyx_n_s_n_rows, __pyx_n_s_n_cols, __pyx_n_s_dem_band, __pyx_n_s_raw_nodata_value, __pyx_n_s_nodata_value, __pyx_n_s_dem_out_ds, __pyx_n_s_dem_out_band, __pyx_n_s_row_index, __pyx_n_s_col_index, __pyx_n_s_neighbor_index, __pyx_n_s_min_dem_value, __pyx_n_s_cur_dem_value, __pyx_n_s_neighbor_dem_value, __pyx_n_s_pit_count, __pyx_n_s_dem_out_array, __pyx_n_s_dem_array); if (unlikely(!__pyx_tuple__97)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 603; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /* "pygeoprocessing\routing\routing_core.pyx":680
 * @cython.wraparound(False)
 * @cython.cdivision(True)
 * def flow_direction_inf(dem_uri, flow_direction_uri):             # <<<<<<<<<<<<<<
 *     """Calculates the D-infinity flow algorithm.  The output is a float
 *         raster whose values range from 0 to 2pi.
 */
  __pyx_tuple__99 = PyTuple_Pack(79, __pyx_n_s_dem_uri, __pyx_n_s_flow_direction_uri, __pyx_n_s_col_index, __pyx_n_s_row_index, __pyx_n_s_n_cols, __pyx_n_s_n_rows, __pyx_n_s_max_index, __pyx_n_s_facet_index, __pyx_n_s_flat_index, __pyx_n_s_e_0, __pyx_n_s_e_1, __pyx_n_s_e_2, __pyx_n_s_s_1, __pyx_n_s_s_2, __pyx_n_s_d_1, __pyx_n_s_d_2, __pyx_n_s_flow_direction, __pyx_n_s_slope, __pyx_n_s_flow_direction_max_slope, __pyx_n_s_slope_max, __pyx_n_s_nodata_flow, __pyx_n_s_dem_nodata, __pyx_n_s_dem_ds, __pyx_n_s_dem_band, __pyx_n_s_e_0_offsets, __pyx_n_s_e_1_offsets, __pyx_n_s_e_2_offsets, __pyx_n_s_a_c, __pyx_n_s_a_f, __pyx_n_s_row_offsets, __pyx_n_s_col_offsets, __pyx_n_s_max_r, __pyx_n_s_flow_nodata, __pyx_n_s_flow_direction_dataset, __pyx_n_s_flow_band, __pyx_n_s_block_row_size, __pyx_n_s_block_col_size, __pyx_n_s_global_row, __pyx_n_s_global_col, __pyx_n_s_e_0_row, __pyx_n_s_e_0_col, __pyx_n_s_e_1_row, __pyx_n_s_e_1_col, __pyx_n_s_e_2_row, __pyx_n_s_e_2_col, __pyx_n_s_e_0_row_index, __pyx_n_s_e_0_col_index, __pyx_n_s_e_0_row_block_offset, __pyx_n_s_e_0_col_block_offset, __pyx_n_s_e_1_row_index, __pyx_n_s_e_1_col_index, __pyx_n_s_e_1_row_block_offset, __pyx_n_s_e_1_col_block_offset, __pyx_n_s_e_2_row_index, __pyx_n_s_e_2_col_index, __pyx_n_s_e_2_row_block_offset, __pyx_n_s_e_2_col_block_offset, __pyx_n_s_global_block_row, __pyx_n_s_global_block_col, __pyx_n_s_neighbor_row, __pyx_n_s_neighbor_col, __pyx_n_s_neighbor_row_index, __pyx_n_s_neighbor_col_index, __pyx_n_s_neighbor_row_block_offset, __pyx_n_s_neighbor_col_block_offset, __pyx_n_s_flow_block, __pyx_n_s_dem_block, __pyx_n_s_band_list, __pyx_n_s_block_list, __pyx_n_s_update_list, __pyx_n_s_cache_dirty, __pyx_n_s_block_cache, __pyx_n_s_row_offset, __pyx_n_s_col_offset, __pyx_n_s_n_global_block_rows, __pyx_n_s_n_global_block_cols, __pyx_n_s_last_time, __pyx_n_s_current_time, __pyx_n_s_current_flow); if (unlikely(!__pyx_tuple__99)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 680; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /* "pygeoprocessing\routing\routing_core.pyx":910
 * @cython.wraparound(False)
 * @cython.cdivision(True)
 * def distance_to_stream(             # <<<<<<<<<<<<<<
 *         flow_direction_uri, stream_uri, distance_uri, factor_uri=None):
 *     """This function calculates the flow downhill distance to the stream layers
 */
  __pyx_tuple__101 = PyTuple_Pack(87, __pyx_n_s_flow_direction_uri, __pyx_n_s_stream_uri, __pyx_n_s_distance_uri, __pyx_n_s_factor_uri, __pyx_n_s_distance_nodata, __pyx_n_s_processed_cell_nodata, __pyx_n_s_processed_cell_uri, __pyx_n_s_processed_cell_ds, __pyx_n_s_processed_cell_band, __pyx_n_s_row_offsets, __pyx_n_s_col_offsets, __pyx_n_s_inflow_offsets, __pyx_n_s_n_rows, __pyx_n_s_n_cols, __pyx_n_s_INF, __pyx_n_s_visit_stack, __pyx_n_s_stream_ds, __pyx_n_s_stream_band, __pyx_n_s_stream_nodata, __pyx_n_s_cell_size, __pyx_n_s_distance_ds, __pyx_n_s_distance_band, __pyx_n_s_outflow_weights_uri, __pyx_n_s_outflow_direction_uri, __pyx_n_s_outflow_weights_ds, __pyx_n_s_outflow_weights_band, __pyx_n_s_outflow_weights_nodata, __pyx_n_s_outflow_direction_ds, __pyx_n_s_outflow_direction_band, __pyx_n_s_outflow_direction_nodata, __pyx_n_s_block_col_size, __pyx_n_s_block_row_size, __pyx_n_s_n_global_block_rows, __pyx_n_s_n_global_block_cols, __pyx_n_s_stream_block, __pyx_n_s_outflow_direction_block, __pyx_n_s_outflow_weights_block, __pyx_n_s_distance_block, __pyx_n_s_processed_cell_block, __pyx_n_s_band_list, __pyx_n_s_block_list, __pyx_n_s_update_list, __pyx_n_s_factor_block, __pyx_n_s_factor_exists, __pyx_n_s_factor_ds, __pyx_n_s_factor_band, __pyx_n_s_cache_dirty, __pyx_n_s_block_cache, __pyx_n_s_global_row, __pyx_n_s_global_col, __pyx_n_s_row_index, __pyx_n_s_col_index, __pyx_n_s_row_block_offset, __pyx_n_s_col_block_offset, __pyx_n_s_global_block_row, __pyx_n_s_global_block_col, __pyx_n_s_neighbor_row, __pyx_n_s_neighbor_col, __pyx_n_s_neighbor_row_index, __pyx_n_s_neighbor_col_index, __pyx_n_s_neighbor_row_block_offset, __pyx_n_s_neighbor_col_block_offset, __pyx_n_s_flat_index, __pyx_n_s_original_distance, __pyx_n_s_cells_in_queue, __pyx_n_s_last_time, __pyx_n_s_current_time, __pyx_n_s_neighbor_outflow_direction, __pyx_n_s_neighbor_index, __pyx_n_s_outflow_direction, __pyx_n_s_neighbor_outflow_weight, __pyx_n_s_current_distance, __pyx_n_s_cell_travel_distance, __pyx_n_s_outflow_weight, __pyx_n_s_neighbor_distance, __pyx_n_s_step_size, __pyx_n_s_factor, __pyx_n_s_it_flows_here, __pyx_n_s_downstream_index, __pyx_n_s_downstream_calculated, __pyx_n_s_downstream_distance, __pyx_n_s_current_stream, __pyx_n_s_pushed_current, __pyx_n_s_update_downstream, __pyx_n_s_neighbor_flat_index, __pyx_n_s_dataset, __pyx_n_s_dataset_uri); if (unlikely(!__pyx_tuple__101)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 910; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /* "pygeoprocessing\routing\routing_core.pyx":1280
 * @cython.boundscheck(False)
 * @cython.wraparound(False)
 * def percent_to_sink(             # <<<<<<<<<<<<<<
 *     sink_pixels_uri, export_rate_uri, outflow_direction_uri,
 *     outflow_weights_uri, effect_uri):
 */
  __pyx_tuple__103 = PyTuple_Pack(61, __pyx_n_s_sink_pixels_uri, __pyx_n_s_export_rate_uri, __pyx_n_s_outflow_direction_uri, __pyx_n_s_outflow_weights_uri, __pyx_n_s_effect_uri, __pyx_n_s_start_time, __pyx_n_s_sink_pixels_dataset, __pyx_n_s_sink_pixels_band, __pyx_n_s_sink_pixels_nodata, __pyx_n_s_export_rate_dataset, __pyx_n_s_export_rate_band, __pyx_n_s_export_rate_nodata, __pyx_n_s_outflow_direction_dataset, __pyx_n_s_outflow_direction_band, __pyx_n_s_outflow_direction_nodata, __pyx_n_s_outflow_weights_dataset, __pyx_n_s_outflow_weights_band, __pyx_n_s_outflow_weights_nodata, __pyx_n_s_block_col_size, __pyx_n_s_block_row_size, __pyx_n_s_n_rows, __pyx_n_s_n_cols, __pyx_n_s_effect_nodata, __pyx_n_s_effect_dataset, __pyx_n_s_effect_band, __pyx_n_s_global_row, __pyx_n_s_global_col, __pyx_n_s_row_index, __pyx_n_s_col_index, __pyx_n_s_row_block_offset, __pyx_n_s_col_block_offset, __pyx_n_s_global_block_row, __pyx_n_s_global_block_col, __pyx_n_s_neighbor_row, __pyx_n_s_neighbor_col, __pyx_n_s_neighbor_row_index, __pyx_n_s_neighbor_col_index, __pyx_n_s_neighbor_row_block_offset, __pyx_n_s_neighbor_col_block_offset, __pyx_n_s_sink_pixels_block, __pyx_n_s_export_rate_block, __pyx_n_s_outflow_direction_block, __pyx_n_s_outflow_weights_block, __pyx_n_s_out_block, __pyx_n_s_effect_block, __pyx_n_s_block_list, __pyx_n_s_band_list, __pyx_n_s_update_list, __pyx_n_s_cache_dirty, __pyx_n_s_block_cache, __pyx_n_s_outflow_weight, __pyx_n_s_neighbor_outflow_weight, __pyx_n_s_neighbor_outflow_direction, __pyx_n_s_row_offsets, __pyx_n_s_col_offsets, __pyx_n_s_inflow_offsets, __pyx_n_s_flat_index, __pyx_n_s_process_queue, __pyx_n_s_neighbor_index, __pyx_n_s_it_flows_here, __pyx_n_s_end_time); if (unlikely(!__pyx_tuple__103)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1280; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  /* "pygeoprocessing\routing\routing_core.pyx":2257
 * @cython.wraparound(False)
 * @cython.cdivision(True)
 * def flow_direction_inf_masked_flow_dirs(             # <<<<<<<<<<<<<<
 *         flat_mask_uri, labels_uri, flow_direction_uri):
 *     """Calculates the D-infinity flow algorithm for regions defined from flat
 */
  __pyx_tuple__105 = PyTuple_Pack(86, __pyx_n_s_flat_mask_uri, __pyx_n_s_labels_uri, __pyx_n_s_flow_direction_uri, __pyx_n_s_col_index, __pyx_n_s_row_index, __pyx_n_s_n_cols, __pyx_n_s_n_rows, __pyx_n_s_max_index, __pyx_n_s_facet_index, __pyx_n_s_flat_index, __pyx_n_s_e_0, __pyx_n_s_e_1, __pyx_n_s_e_2, __pyx_n_s_s_1, __pyx_n_s_s_2, __pyx_n_s_d_1, __pyx_n_s_d_2, __pyx_n_s_flow_direction, __pyx_n_s_slope, __pyx_n_s_flow_direction_max_slope, __pyx_n_s_slope_max, __pyx_n_s_nodata_flow, __pyx_n_s_flat_mask_ds, __pyx_n_s_flat_mask_band, __pyx_n_s_e_0_offsets, __pyx_n_s_e_1_offsets, __pyx_n_s_e_2_offsets, __pyx_n_s_a_c, __pyx_n_s_a_f, __pyx_n_s_row_offsets, __pyx_n_s_col_offsets, __pyx_n_s_max_r, __pyx_n_s_flow_nodata, __pyx_n_s_flow_direction_dataset, __pyx_n_s_flow_band, __pyx_n_s_label_nodata, __pyx_n_s_label_dataset, __pyx_n_s_label_band, __pyx_n_s_block_row_size, __pyx_n_s_block_col_size, __pyx_n_s_global_row, __pyx_n_s_global_col, __pyx_n_s_e_0_row, __pyx_n_s_e_0_col, __pyx_n_s_e_1_row, __pyx_n_s_e_1_col, __pyx_n_s_e_2_row, __pyx_n_s_e_2_col, __pyx_n_s_e_0_row_index, __pyx_n_s_e_0_col_index, __pyx_n_s_e_0_row_block_offset, __pyx_n_s_e_0_col_block_offset, __pyx_n_s_e_1_row_index, __pyx_n_s_e_1_col_index, __pyx_n_s_e_1_row_block_offset, __pyx_n_s_e_1_col_block_offset, __pyx_n_s_e_2_row_index, __pyx_n_s_e_2_col_index, __pyx_n_s_e_2_row_block_offset, __pyx_n_s_e_2_col_block_offset, __pyx_n_s_global_block_row, __pyx_n_s_global_block_col, __pyx_n_s_neighbor_row, __pyx_n_s_neighbor_col, __pyx_n_s_neighbor_row_index, __pyx_n_s_neighbor_col_index, __pyx_n_s_neighbor_row_block_offset, __pyx_n_s_neighbor_col_block_offset, __pyx_n_s_flow_block, __pyx_n_s_flat_mask_block, __pyx_n_s_label_block, __pyx_n_s_band_list, __pyx_n_s_block_list, __pyx_n_s_update_list, __pyx_n_s_cache_dirty, __pyx_n_s_block_cache, __pyx_n_s_row_offset, __pyx_n_s_col_offset, __pyx_n_s_n_global_block_rows, __pyx_n_s_n_global_block_cols, __pyx_n_s_last_time, __pyx_n_s_current_time, __pyx_n_s_current_flow, __pyx_n_s_current_label, __pyx_n_s_e_1_label, __pyx_n_s_e_2_label); if (unlikely(!__pyx_tuple__105)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2257; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
  __Pyx_GOTREF(__pyx_tuple__105);
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  /* "pygeoprocessing\routing\routing_core.pyx":2605
 * 
 * 
 * def resolve_flats(             # <<<<<<<<<<<<<<
 *     dem_uri, flow_direction_uri, flat_mask_uri, labels_uri,
 *     drain_off_edge=False):
 */
  __pyx_tuple__107 = PyTuple_Pack(7, __pyx_n_s_dem_uri, __pyx_n_s_flow_direction_uri, __pyx_n_s_flat_mask_uri, __pyx_n_s_labels_uri, __pyx_n_s_drain_off_edge, __pyx_n_s_high_edges, __pyx_n_s_low_edges); if (unlikely(!__pyx_tuple__107)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2605; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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  __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
  PyType_Modified(__pyx_memoryviewslice_type);

  /* "View.MemoryView":1364
 * 
 * @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:
 */

  /*--- Wrapped vars code ---*/

  goto __pyx_L0;
  __pyx_L1_error:;
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    if (__pyx_d) {
      __Pyx_AddTraceback("init pygeoprocessing.routing.routing_core", __pyx_clineno, __pyx_lineno, __pyx_filename);
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    Py_DECREF(__pyx_m); __pyx_m = 0;
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/* --- Runtime support code --- */
#if CYTHON_REFNANNY
static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname) {
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static PyObject *__Pyx_GetBuiltinName(PyObject *name) {
    PyObject* result = __Pyx_PyObject_GetAttrStr(__pyx_b, name);
    if (unlikely(!result)) {
        PyErr_Format(PyExc_NameError,
#if PY_MAJOR_VERSION >= 3
            "name '%U' is not defined", name);
#else
            "name '%.200s' is not defined", PyString_AS_STRING(name));
#endif
    }
    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,
                 "%.200s() takes %.8s %" CYTHON_FORMAT_SSIZE_T "d positional argument%.1s (%" 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;
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                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,
        "%.200s() keywords must be strings", function_name);
    goto bad;
invalid_keyword:
    PyErr_Format(PyExc_TypeError,
    #if PY_MAJOR_VERSION < 3
        "%.200s() got an unexpected keyword argument '%.200s'",
        function_name, PyString_AsString(key));
    #else
        "%s() got an unexpected keyword argument '%U'",
        function_name, key);
    #endif
bad:
    return -1;
}

static CYTHON_INLINE PyObject *__Pyx_GetModuleGlobalName(PyObject *name) {
    PyObject *result;
#if CYTHON_COMPILING_IN_CPYTHON
    result = PyDict_GetItem(__pyx_d, name);
    if (likely(result)) {
        Py_INCREF(result);
    } else {
#else
    result = PyObject_GetItem(__pyx_d, name);
    if (!result) {
        PyErr_Clear();
#endif
        result = __Pyx_GetBuiltinName(name);
    }
    return result;
}

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw) {
    PyObject *result;
    ternaryfunc call = func->ob_type->tp_call;
    if (unlikely(!call))
        return PyObject_Call(func, arg, kw);
    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
        return NULL;
    result = (*call)(func, arg, kw);
    Py_LeaveRecursiveCall();
    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
        PyErr_SetString(
            PyExc_SystemError,
            "NULL result without error in PyObject_Call");
    }
    return result;
}
#endif

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)
        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;
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/* These are for computing the padding at the end of the struct to align
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 */
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
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    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);
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      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
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static char __Pyx_BufFmt_TypeCharToGroup(char ch, int is_complex) {
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    case 'l': case 'q': case 's': case 'p':
        return 'I';
    case 'B': case 'H': case 'I': case 'L': case 'Q':
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    case 'f': case 'd': case 'g':
        return (is_complex ? 'C' : 'R');
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        return 'O';
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        return 'P';
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      __Pyx_BufFmt_RaiseUnexpectedChar(ch);
      return 0;
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  }
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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 = "'";
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    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));
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    __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);
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    if (ctx->enc_packmode == '@') {
      size_t align_at = __Pyx_BufFmt_TypeCharToAlignment(ctx->enc_type, ctx->is_complex);
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      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;
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      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;
    while (1) {
      if (field == &ctx->root) {
        ctx->head = NULL;
        if (ctx->enc_count != 0) {
          __Pyx_BufFmt_RaiseExpected(ctx);
          return -1;
        }
        break;
      }
      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;
        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 != ')') {
        switch (*ts) {
            case ' ': case '\f': case '\r': case '\n': case '\t': case '\v':  continue;
            default:  break;
        }
        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 '\r':
      case '\n':
        ++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':
        {
          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;
          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 '}':
        {
          size_t alignment = ctx->struct_alignment;
          ++ts;
          if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
          ctx->enc_type = 0;
          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;
        }
      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 'p':
        if (ctx->enc_type == *ts && got_Z == ctx->is_complex &&
            ctx->enc_packmode == ctx->new_packmode) {
          ctx->enc_count += ctx->new_count;
          ctx->new_count = 1;
          got_Z = 0;
          ++ts;
          break;
        }
      case 's':
        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 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];
#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;
    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 int __Pyx_PyObject_SetSlice(PyObject* obj, PyObject* value,
        Py_ssize_t cstart, Py_ssize_t cstop,
        PyObject** _py_start, PyObject** _py_stop, PyObject** _py_slice,
        int has_cstart, int has_cstop, CYTHON_UNUSED int wraparound) {
#if CYTHON_COMPILING_IN_CPYTHON
    PyMappingMethods* mp;
#if PY_MAJOR_VERSION < 3
    PySequenceMethods* ms = Py_TYPE(obj)->tp_as_sequence;
    if (likely(ms && ms->sq_ass_slice)) {
        if (!has_cstart) {
            if (_py_start && (*_py_start != Py_None)) {
                cstart = __Pyx_PyIndex_AsSsize_t(*_py_start);
                if ((cstart == (Py_ssize_t)-1) && PyErr_Occurred()) goto bad;
            } else
                cstart = 0;
        }
        if (!has_cstop) {
            if (_py_stop && (*_py_stop != Py_None)) {
                cstop = __Pyx_PyIndex_AsSsize_t(*_py_stop);
                if ((cstop == (Py_ssize_t)-1) && PyErr_Occurred()) goto bad;
            } else
                cstop = PY_SSIZE_T_MAX;
        }
        if (wraparound && unlikely((cstart < 0) | (cstop < 0)) && likely(ms->sq_length)) {
            Py_ssize_t l = ms->sq_length(obj);
            if (likely(l >= 0)) {
                if (cstop < 0) {
                    cstop += l;
                    if (cstop < 0) cstop = 0;
                }
                if (cstart < 0) {
                    cstart += l;
                    if (cstart < 0) cstart = 0;
                }
            } else {
                if (PyErr_ExceptionMatches(PyExc_OverflowError))
                    PyErr_Clear();
                else
                    goto bad;
            }
        }
        return ms->sq_ass_slice(obj, cstart, cstop, value);
    }
#endif
    mp = Py_TYPE(obj)->tp_as_mapping;
    if (likely(mp && mp->mp_ass_subscript))
#endif
    {
        int result;
        PyObject *py_slice, *py_start, *py_stop;
        if (_py_slice) {
            py_slice = *_py_slice;
        } else {
            PyObject* owned_start = NULL;
            PyObject* owned_stop = NULL;
            if (_py_start) {
                py_start = *_py_start;
            } else {
                if (has_cstart) {
                    owned_start = py_start = PyInt_FromSsize_t(cstart);
                    if (unlikely(!py_start)) goto bad;
                } else
                    py_start = Py_None;
            }
            if (_py_stop) {
                py_stop = *_py_stop;
            } else {
                if (has_cstop) {
                    owned_stop = py_stop = PyInt_FromSsize_t(cstop);
                    if (unlikely(!py_stop)) {
                        Py_XDECREF(owned_start);
                        goto bad;
                    }
                } else
                    py_stop = Py_None;
            }
            py_slice = PySlice_New(py_start, py_stop, Py_None);
            Py_XDECREF(owned_start);
            Py_XDECREF(owned_stop);
            if (unlikely(!py_slice)) goto bad;
        }
#if CYTHON_COMPILING_IN_CPYTHON
        result = mp->mp_ass_subscript(obj, py_slice, value);
#else
        result = value ? PyObject_SetItem(obj, py_slice, value) : PyObject_DelItem(obj, py_slice);
#endif
        if (!_py_slice) {
            Py_DECREF(py_slice);
        }
        return result;
    }
    PyErr_Format(PyExc_TypeError,
        "'%.200s' object does not support slice %.10s",
        Py_TYPE(obj)->tp_name, value ? "assignment" : "deletion");
bad:
    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 (PyType_Check(type)) {
#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;
        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;
        }
    }
    __Pyx_ErrRestore(type, value, tb);
    return;
raise_error:
    Py_XDECREF(value);
    Py_XDECREF(type);
    Py_XDECREF(tb);
    return;
}
#else
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 *instance_class = NULL;
        if (value && PyExceptionInstance_Check(value)) {
            instance_class = (PyObject*) Py_TYPE(value);
            if (instance_class != type) {
                int is_subclass = PyObject_IsSubclass(instance_class, type);
                if (!is_subclass) {
                    instance_class = NULL;
                } else if (unlikely(is_subclass == -1)) {
                    goto bad;
                } else {
                    type = instance_class;
                }
            }
        }
        if (!instance_class) {
            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 = PyObject_Call(type, args, NULL);
            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 PY_VERSION_HEX >= 0x03030000
    if (cause) {
#else
    if (cause && cause != Py_None) {
#endif
        PyObject *fixed_cause;
        if (cause == Py_None) {
            fixed_cause = NULL;
        } else 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) {
#if CYTHON_COMPILING_IN_PYPY
        PyObject *tmp_type, *tmp_value, *tmp_tb;
        PyErr_Fetch(&tmp_type, &tmp_value, &tmp_tb);
        Py_INCREF(tb);
        PyErr_Restore(tmp_type, tmp_value, tb);
        Py_XDECREF(tmp_tb);
#else
        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);
        }
#endif
    }
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%.1s 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;
}

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallMethO(PyObject *func, PyObject *arg) {
    PyObject *self, *result;
    PyCFunction cfunc;
    cfunc = PyCFunction_GET_FUNCTION(func);
    self = PyCFunction_GET_SELF(func);
    if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
        return NULL;
    result = cfunc(self, arg);
    Py_LeaveRecursiveCall();
    if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
        PyErr_SetString(
            PyExc_SystemError,
            "NULL result without error in PyObject_Call");
    }
    return result;
}
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx__PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject *result;
    PyObject *args = PyTuple_New(1);
    if (unlikely(!args)) return NULL;
    Py_INCREF(arg);
    PyTuple_SET_ITEM(args, 0, arg);
    result = __Pyx_PyObject_Call(func, args, NULL);
    Py_DECREF(args);
    return result;
}
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || PyObject_TypeCheck(func, __pyx_CyFunctionType))) {
#else
    if (likely(PyCFunction_Check(func))) {
#endif
        if (likely(PyCFunction_GET_FLAGS(func) & METH_O)) {
            return __Pyx_PyObject_CallMethO(func, arg);
        }
    }
    return __Pyx__PyObject_CallOneArg(func, arg);
}
#else
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallOneArg(PyObject *func, PyObject *arg) {
    PyObject *result;
    PyObject *args = PyTuple_Pack(1, arg);
    if (unlikely(!args)) return NULL;
    result = __Pyx_PyObject_Call(func, args, NULL);
    Py_DECREF(args);
    return result;
}
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func) {
#ifdef __Pyx_CyFunction_USED
    if (likely(PyCFunction_Check(func) || PyObject_TypeCheck(func, __pyx_CyFunctionType))) {
#else
    if (likely(PyCFunction_Check(func))) {
#endif
        if (likely(PyCFunction_GET_FLAGS(func) & METH_NOARGS)) {
            return __Pyx_PyObject_CallMethO(func, NULL);
        }
    }
    return __Pyx_PyObject_Call(func, __pyx_empty_tuple, NULL);
}
#endif

static void __Pyx_WriteUnraisable(const char *name, CYTHON_UNUSED int clineno,
                                  CYTHON_UNUSED int lineno, CYTHON_UNUSED const char *filename,
                                  int full_traceback, CYTHON_UNUSED int nogil) {
    PyObject *old_exc, *old_val, *old_tb;
    PyObject *ctx;
#ifdef WITH_THREAD
    PyGILState_STATE state;
    if (nogil)
        state = PyGILState_Ensure();
#endif
    __Pyx_ErrFetch(&old_exc, &old_val, &old_tb);
    if (full_traceback) {
        Py_XINCREF(old_exc);
        Py_XINCREF(old_val);
        Py_XINCREF(old_tb);
        __Pyx_ErrRestore(old_exc, old_val, old_tb);
        PyErr_PrintEx(1);
    }
    #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);
    }
#ifdef WITH_THREAD
    if (nogil)
        PyGILState_Release(state);
#endif
}

static void __Pyx_RaiseBufferIndexError(int axis) {
  PyErr_Format(PyExc_IndexError,
     "Out of bounds on buffer access (axis %d)", axis);
}

static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
    if (unlikely(!type)) {
        PyErr_SetString(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 long __Pyx_mod_long(long a, long b) {
    long r = a % b;
    r += ((r != 0) & ((r ^ b) < 0)) * b;
    return r;
}

#if CYTHON_USE_PYLONG_INTERNALS
  #include "longintrepr.h"
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyFloat_DivideObjC(PyObject *op1, PyObject *op2, double floatval, CYTHON_UNUSED int inplace) {
    const double b = floatval;
    double a, result;
    if (likely(PyFloat_CheckExact(op1))) {
        a = PyFloat_AS_DOUBLE(op1);
    } else
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        a = (double) PyInt_AS_LONG(op1);
    } else
    #endif
    if (likely(PyLong_CheckExact(op1))) {
        #if CYTHON_USE_PYLONG_INTERNALS && PY_MAJOR_VERSION >= 3
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        switch (size) {
            case  0: a = 0.0; break;
            case -1: a = -(double) digits[0]; break;
            case  1: a = (double) digits[0]; break;
            case -2:
            case 2:
                if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (1 * PyLong_SHIFT < 53))) {
                    a = (double) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (2 * PyLong_SHIFT < 53) || (a < (double) (1L<<53))) {
                        if (size == -2)
                            a = -a;
                        break;
                    }
                }
            case -3:
            case 3:
                if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (2 * PyLong_SHIFT < 53))) {
                    a = (double) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (3 * PyLong_SHIFT < 53) || (a < (double) (1L<<53))) {
                        if (size == -3)
                            a = -a;
                        break;
                    }
                }
            case -4:
            case 4:
                if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (3 * PyLong_SHIFT < 53))) {
                    a = (double) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (4 * PyLong_SHIFT < 53) || (a < (double) (1L<<53))) {
                        if (size == -4)
                            a = -a;
                        break;
                    }
                }
            default:
        #else
        {
        #endif
            a = PyLong_AsDouble(op1);
            if (unlikely(a == -1.0 && PyErr_Occurred())) return NULL;
        }
    } else {
        return (inplace ? __Pyx_PyNumber_InPlaceDivide(op1, op2) : __Pyx_PyNumber_Divide(op1, op2));
    }
        PyFPE_START_PROTECT("divide", return NULL)
        result = a / b;
        PyFPE_END_PROTECT(result)
        return PyFloat_FromDouble(result);
}
#endif

static void __Pyx_RaiseBufferFallbackError(void) {
  PyErr_SetString(PyExc_ValueError,
     "Buffer acquisition failed on assignment; and then reacquiring the old buffer failed too!");
}

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyInt_AddObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED int inplace) {
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long x;
        long a = PyInt_AS_LONG(op1);
            x = (long)((unsigned long)a + b);
            if (likely((x^a) >= 0 || (x^b) >= 0))
                return PyInt_FromLong(x);
            return PyLong_Type.tp_as_number->nb_add(op1, op2);
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS && PY_MAJOR_VERSION >= 3
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a, x;
        const PY_LONG_LONG llb = intval;
        PY_LONG_LONG lla, llx;
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        if (likely(__Pyx_sst_abs(size) <= 1)) {
            a = likely(size) ? digits[0] : 0;
            if (size == -1) a = -a;
        } else {
            switch (size) {
                case -2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                default: return PyLong_Type.tp_as_number->nb_add(op1, op2);
            }
        }
                x = a + b;
            return PyLong_FromLong(x);
        long_long:
                llx = lla + llb;
            return PyLong_FromLongLong(llx);
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
            double result;
            PyFPE_START_PROTECT("add", return NULL)
            result = ((double)a) + (double)b;
            PyFPE_END_PROTECT(result)
            return PyFloat_FromDouble(result);
    }
    return (inplace ? PyNumber_InPlaceAdd : PyNumber_Add)(op1, op2);
}
#endif

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
}

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 (local_tb) {
        if (unlikely(PyException_SetTraceback(local_value, local_tb) < 0))
            goto bad;
    }
    #endif
    Py_XINCREF(local_tb);
    Py_XINCREF(local_type);
    Py_XINCREF(local_value);
    *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;
    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 PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j) {
    PyObject *r;
    if (!j) return NULL;
    r = PyObject_GetItem(o, j);
    Py_DECREF(j);
    return r;
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_List_Fast(PyObject *o, Py_ssize_t i,
                                                              CYTHON_NCP_UNUSED int wraparound,
                                                              CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_COMPILING_IN_CPYTHON
    if (wraparound & unlikely(i < 0)) i += PyList_GET_SIZE(o);
    if ((!boundscheck) || likely((0 <= i) & (i < PyList_GET_SIZE(o)))) {
        PyObject *r = PyList_GET_ITEM(o, i);
        Py_INCREF(r);
        return r;
    }
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
#else
    return PySequence_GetItem(o, i);
#endif
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Tuple_Fast(PyObject *o, Py_ssize_t i,
                                                              CYTHON_NCP_UNUSED int wraparound,
                                                              CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_COMPILING_IN_CPYTHON
    if (wraparound & unlikely(i < 0)) i += PyTuple_GET_SIZE(o);
    if ((!boundscheck) || likely((0 <= i) & (i < PyTuple_GET_SIZE(o)))) {
        PyObject *r = PyTuple_GET_ITEM(o, i);
        Py_INCREF(r);
        return r;
    }
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
#else
    return PySequence_GetItem(o, i);
#endif
}
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Fast(PyObject *o, Py_ssize_t i, int is_list,
                                                     CYTHON_NCP_UNUSED int wraparound,
                                                     CYTHON_NCP_UNUSED int boundscheck) {
#if CYTHON_COMPILING_IN_CPYTHON
    if (is_list || PyList_CheckExact(o)) {
        Py_ssize_t n = ((!wraparound) | likely(i >= 0)) ? i : i + PyList_GET_SIZE(o);
        if ((!boundscheck) || (likely((n >= 0) & (n < PyList_GET_SIZE(o))))) {
            PyObject *r = PyList_GET_ITEM(o, n);
            Py_INCREF(r);
            return r;
        }
    }
    else if (PyTuple_CheckExact(o)) {
        Py_ssize_t n = ((!wraparound) | likely(i >= 0)) ? i : i + PyTuple_GET_SIZE(o);
        if ((!boundscheck) || likely((n >= 0) & (n < PyTuple_GET_SIZE(o)))) {
            PyObject *r = PyTuple_GET_ITEM(o, n);
            Py_INCREF(r);
            return r;
        }
    } else {
        PySequenceMethods *m = Py_TYPE(o)->tp_as_sequence;
        if (likely(m && m->sq_item)) {
            if (wraparound && unlikely(i < 0) && likely(m->sq_length)) {
                Py_ssize_t l = m->sq_length(o);
                if (likely(l >= 0)) {
                    i += l;
                } else {
                    if (PyErr_ExceptionMatches(PyExc_OverflowError))
                        PyErr_Clear();
                    else
                        return NULL;
                }
            }
            return m->sq_item(o, i);
        }
    }
#else
    if (is_list || PySequence_Check(o)) {
        return PySequence_GetItem(o, i);
    }
#endif
    return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i));
}

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyInt_SubtractObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED int inplace) {
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long x;
        long a = PyInt_AS_LONG(op1);
            x = (long)((unsigned long)a - b);
            if (likely((x^a) >= 0 || (x^~b) >= 0))
                return PyInt_FromLong(x);
            return PyLong_Type.tp_as_number->nb_subtract(op1, op2);
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS && PY_MAJOR_VERSION >= 3
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a, x;
        const PY_LONG_LONG llb = intval;
        PY_LONG_LONG lla, llx;
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        if (likely(__Pyx_sst_abs(size) <= 1)) {
            a = likely(size) ? digits[0] : 0;
            if (size == -1) a = -a;
        } else {
            switch (size) {
                case -2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 2 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 3 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = -(PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    } else if (8 * sizeof(PY_LONG_LONG) - 1 > 4 * PyLong_SHIFT) {
                        lla = (PY_LONG_LONG) (((((((((unsigned PY_LONG_LONG)digits[3]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[2]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[1]) << PyLong_SHIFT) | (unsigned PY_LONG_LONG)digits[0]));
                        goto long_long;
                    }
                default: return PyLong_Type.tp_as_number->nb_subtract(op1, op2);
            }
        }
                x = a - b;
            return PyLong_FromLong(x);
        long_long:
                llx = lla - llb;
            return PyLong_FromLongLong(llx);
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
            double result;
            PyFPE_START_PROTECT("subtract", return NULL)
            result = ((double)a) - (double)b;
            PyFPE_END_PROTECT(result)
            return PyFloat_FromDouble(result);
    }
    return (inplace ? PyNumber_InPlaceSubtract : PyNumber_Subtract)(op1, op2);
}
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyInt_EqObjC(PyObject *op1, PyObject *op2, CYTHON_UNUSED long intval, CYTHON_UNUSED int inplace) {
    if (op1 == op2) {
        Py_RETURN_TRUE;
    }
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        const long b = intval;
        long a = PyInt_AS_LONG(op1);
        if (a == b) {
            Py_RETURN_TRUE;
        } else {
            Py_RETURN_FALSE;
        }
    }
    #endif
    #if CYTHON_USE_PYLONG_INTERNALS && PY_MAJOR_VERSION >= 3
    if (likely(PyLong_CheckExact(op1))) {
        const long b = intval;
        long a;
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        if (likely(__Pyx_sst_abs(size) <= 1)) {
            a = likely(size) ? digits[0] : 0;
            if (size == -1) a = -a;
        } else {
            switch (size) {
                case -2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case 2:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        a = (long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case -3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case 3:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        a = (long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case -4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                case 4:
                    if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                        a = (long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                        break;
                    }
                #if PyLong_SHIFT < 30 && PyLong_SHIFT != 15
                default: return PyLong_Type.tp_richcompare(op1, op2, Py_EQ);
                #else
                default: Py_RETURN_FALSE;
                #endif
            }
        }
            if (a == b) {
                Py_RETURN_TRUE;
            } else {
                Py_RETURN_FALSE;
            }
    }
    #endif
    if (PyFloat_CheckExact(op1)) {
        const long b = intval;
        double a = PyFloat_AS_DOUBLE(op1);
            if ((double)a == (double)b) {
                Py_RETURN_TRUE;
            } else {
                Py_RETURN_FALSE;
            }
    }
    return PyObject_RichCompare(op1, op2, Py_EQ);
}
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyFloat_AddObjC(PyObject *op1, PyObject *op2, double floatval, CYTHON_UNUSED int inplace) {
    const double b = floatval;
    double a, result;
    if (likely(PyFloat_CheckExact(op1))) {
        a = PyFloat_AS_DOUBLE(op1);
    } else
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op1))) {
        a = (double) PyInt_AS_LONG(op1);
    } else
    #endif
    if (likely(PyLong_CheckExact(op1))) {
        #if CYTHON_USE_PYLONG_INTERNALS && PY_MAJOR_VERSION >= 3
        const digit* digits = ((PyLongObject*)op1)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op1);
        switch (size) {
            case  0: a = 0.0; break;
            case -1: a = -(double) digits[0]; break;
            case  1: a = (double) digits[0]; break;
            case -2:
            case 2:
                if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (1 * PyLong_SHIFT < 53))) {
                    a = (double) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (2 * PyLong_SHIFT < 53) || (a < (double) (1L<<53))) {
                        if (size == -2)
                            a = -a;
                        break;
                    }
                }
            case -3:
            case 3:
                if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (2 * PyLong_SHIFT < 53))) {
                    a = (double) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (3 * PyLong_SHIFT < 53) || (a < (double) (1L<<53))) {
                        if (size == -3)
                            a = -a;
                        break;
                    }
                }
            case -4:
            case 4:
                if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (3 * PyLong_SHIFT < 53))) {
                    a = (double) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (4 * PyLong_SHIFT < 53) || (a < (double) (1L<<53))) {
                        if (size == -4)
                            a = -a;
                        break;
                    }
                }
            default:
        #else
        {
        #endif
            a = PyLong_AsDouble(op1);
            if (unlikely(a == -1.0 && PyErr_Occurred())) return NULL;
        }
    } else {
        return (inplace ? PyNumber_InPlaceAdd : PyNumber_Add)(op1, op2);
    }
        PyFPE_START_PROTECT("add", return NULL)
        result = a + b;
        PyFPE_END_PROTECT(result)
        return PyFloat_FromDouble(result);
}
#endif

#if CYTHON_COMPILING_IN_CPYTHON
static PyObject* __Pyx_PyFloat_SubtractCObj(PyObject *op1, PyObject *op2, double floatval, CYTHON_UNUSED int inplace) {
    const double a = floatval;
    double b, result;
    if (likely(PyFloat_CheckExact(op2))) {
        b = PyFloat_AS_DOUBLE(op2);
    } else
    #if PY_MAJOR_VERSION < 3
    if (likely(PyInt_CheckExact(op2))) {
        b = (double) PyInt_AS_LONG(op2);
    } else
    #endif
    if (likely(PyLong_CheckExact(op2))) {
        #if CYTHON_USE_PYLONG_INTERNALS && PY_MAJOR_VERSION >= 3
        const digit* digits = ((PyLongObject*)op2)->ob_digit;
        const Py_ssize_t size = Py_SIZE(op2);
        switch (size) {
            case  0: b = 0.0; break;
            case -1: b = -(double) digits[0]; break;
            case  1: b = (double) digits[0]; break;
            case -2:
            case 2:
                if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (1 * PyLong_SHIFT < 53))) {
                    b = (double) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (2 * PyLong_SHIFT < 53) || (b < (double) (1L<<53))) {
                        if (size == -2)
                            b = -b;
                        break;
                    }
                }
            case -3:
            case 3:
                if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (2 * PyLong_SHIFT < 53))) {
                    b = (double) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (3 * PyLong_SHIFT < 53) || (b < (double) (1L<<53))) {
                        if (size == -3)
                            b = -b;
                        break;
                    }
                }
            case -4:
            case 4:
                if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT && ((8 * sizeof(unsigned long) < 53) || (3 * PyLong_SHIFT < 53))) {
                    b = (double) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0]));
                    if ((8 * sizeof(unsigned long) < 53) || (4 * PyLong_SHIFT < 53) || (b < (double) (1L<<53))) {
                        if (size == -4)
                            b = -b;
                        break;
                    }
                }
            default:
        #else
        {
        #endif
            b = PyLong_AsDouble(op2);
            if (unlikely(b == -1.0 && PyErr_Occurred())) return NULL;
        }
    } else {
        return (inplace ? PyNumber_InPlaceSubtract : PyNumber_Subtract)(op1, op2);
    }
        PyFPE_START_PROTECT("subtract", return NULL)
        result = a - b;
        PyFPE_END_PROTECT(result)
        return PyFloat_FromDouble(result);
}
#endif

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

static void __Pyx_RaiseArgumentTypeInvalid(const char* name, PyObject *obj, PyTypeObject *type) {
    PyErr_Format(PyExc_TypeError,
        "Argument '%.200s' has incorrect type (expected %.200s, got %.200s)",
        name, type->tp_name, Py_TYPE(obj)->tp_name);
}
static CYTHON_INLINE int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed,
    const char *name, int exact)
{
    if (unlikely(!type)) {
        PyErr_SetString(PyExc_SystemError, "Missing type object");
        return 0;
    }
    if (none_allowed && obj == Py_None) return 1;
    else if (exact) {
        if (likely(Py_TYPE(obj) == type)) return 1;
        #if PY_MAJOR_VERSION == 2
        else if ((type == &PyBaseString_Type) && likely(__Pyx_PyBaseString_CheckExact(obj))) return 1;
        #endif
    }
    else {
        if (likely(PyObject_TypeCheck(obj, type))) return 1;
    }
    __Pyx_RaiseArgumentTypeInvalid(name, obj, type);
    return 0;
}

static CYTHON_INLINE int __Pyx_PyBytes_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 (PyBytes_CheckExact(s1) & PyBytes_CheckExact(s2)) {
        const char *ps1, *ps2;
        Py_ssize_t length = PyBytes_GET_SIZE(s1);
        if (length != PyBytes_GET_SIZE(s2))
            return (equals == Py_NE);
        ps1 = PyBytes_AS_STRING(s1);
        ps2 = PyBytes_AS_STRING(s2);
        if (ps1[0] != ps2[0]) {
            return (equals == Py_NE);
        } else if (length == 1) {
            return (equals == Py_EQ);
        } else {
            int result = memcmp(ps1, ps2, (size_t)length);
            return (equals == Py_EQ) ? (result == 0) : (result != 0);
        }
    } else if ((s1 == Py_None) & PyBytes_CheckExact(s2)) {
        return (equals == Py_NE);
    } else if ((s2 == Py_None) & PyBytes_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 int __Pyx_PyUnicode_Equals(PyObject* s1, PyObject* s2, int equals) {
#if CYTHON_COMPILING_IN_PYPY
    return PyObject_RichCompareBool(s1, s2, equals);
#else
#if PY_MAJOR_VERSION < 3
    PyObject* owned_ref = NULL;
#endif
    int s1_is_unicode, s2_is_unicode;
    if (s1 == s2) {
        goto return_eq;
    }
    s1_is_unicode = PyUnicode_CheckExact(s1);
    s2_is_unicode = PyUnicode_CheckExact(s2);
#if PY_MAJOR_VERSION < 3
    if ((s1_is_unicode & (!s2_is_unicode)) && PyString_CheckExact(s2)) {
        owned_ref = PyUnicode_FromObject(s2);
        if (unlikely(!owned_ref))
            return -1;
        s2 = owned_ref;
        s2_is_unicode = 1;
    } else if ((s2_is_unicode & (!s1_is_unicode)) && PyString_CheckExact(s1)) {
        owned_ref = PyUnicode_FromObject(s1);
        if (unlikely(!owned_ref))
            return -1;
        s1 = owned_ref;
        s1_is_unicode = 1;
    } else if (((!s2_is_unicode) & (!s1_is_unicode))) {
        return __Pyx_PyBytes_Equals(s1, s2, equals);
    }
#endif
    if (s1_is_unicode & s2_is_unicode) {
        Py_ssize_t length;
        int kind;
        void *data1, *data2;
        if (unlikely(__Pyx_PyUnicode_READY(s1) < 0) || unlikely(__Pyx_PyUnicode_READY(s2) < 0))
            return -1;
        length = __Pyx_PyUnicode_GET_LENGTH(s1);
        if (length != __Pyx_PyUnicode_GET_LENGTH(s2)) {
            goto return_ne;
        }
        kind = __Pyx_PyUnicode_KIND(s1);
        if (kind != __Pyx_PyUnicode_KIND(s2)) {
            goto return_ne;
        }
        data1 = __Pyx_PyUnicode_DATA(s1);
        data2 = __Pyx_PyUnicode_DATA(s2);
        if (__Pyx_PyUnicode_READ(kind, data1, 0) != __Pyx_PyUnicode_READ(kind, data2, 0)) {
            goto return_ne;
        } else if (length == 1) {
            goto return_eq;
        } else {
            int result = memcmp(data1, data2, (size_t)(length * kind));
            #if PY_MAJOR_VERSION < 3
            Py_XDECREF(owned_ref);
            #endif
            return (equals == Py_EQ) ? (result == 0) : (result != 0);
        }
    } else if ((s1 == Py_None) & s2_is_unicode) {
        goto return_ne;
    } else if ((s2 == Py_None) & s1_is_unicode) {
        goto return_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;
    }
return_eq:
    #if PY_MAJOR_VERSION < 3
    Py_XDECREF(owned_ref);
    #endif
    return (equals == Py_EQ);
return_ne:
    #if PY_MAJOR_VERSION < 3
    Py_XDECREF(owned_ref);
    #endif
    return (equals == Py_NE);
#endif
}

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 PyObject *__Pyx_GetAttr(PyObject *o, PyObject *n) {
#if CYTHON_COMPILING_IN_CPYTHON
#if PY_MAJOR_VERSION >= 3
    if (likely(PyUnicode_Check(n)))
#else
    if (likely(PyString_Check(n)))
#endif
        return __Pyx_PyObject_GetAttrStr(o, n);
#endif
    return PyObject_GetAttr(o, n);
}

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))) {
        size_t slen = strlen(cstring);
        if (unlikely(slen > (size_t) PY_SSIZE_T_MAX)) {
            PyErr_SetString(PyExc_OverflowError,
                            "c-string too long to convert to Python");
            return NULL;
        }
        length = (Py_ssize_t) slen;
        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_ExceptionSwap(PyObject **type, PyObject **value, PyObject **tb) {
    PyObject *tmp_type, *tmp_value, *tmp_tb;
#if CYTHON_COMPILING_IN_CPYTHON
    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;
#else
    PyErr_GetExcInfo(&tmp_type, &tmp_value, &tmp_tb);
    PyErr_SetExcInfo(*type, *value, *tb);
#endif
    *type = tmp_type;
    *value = tmp_value;
    *tb = tmp_tb;
}

static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level) {
    PyObject *empty_list = 0;
    PyObject *module = 0;
    PyObject *global_dict = 0;
    PyObject *empty_dict = 0;
    PyObject *list;
    #if PY_VERSION_HEX < 0x03030000
    PyObject *py_import;
    py_import = __Pyx_PyObject_GetAttrStr(__pyx_b, __pyx_n_s_import);
    if (!py_import)
        goto bad;
    #endif
    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_MAJOR_VERSION >= 3
        if (level == -1) {
            if (strchr(__Pyx_MODULE_NAME, '.')) {
                #if PY_VERSION_HEX < 0x03030000
                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);
                #else
                module = PyImport_ImportModuleLevelObject(
                    name, global_dict, empty_dict, list, 1);
                #endif
                if (!module) {
                    if (!PyErr_ExceptionMatches(PyExc_ImportError))
                        goto bad;
                    PyErr_Clear();
                }
            }
            level = 0;
        }
        #endif
        if (!module) {
            #if PY_VERSION_HEX < 0x03030000
            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
            module = PyImport_ImportModuleLevelObject(
                name, global_dict, empty_dict, list, level);
            #endif
        }
    }
bad:
    #if PY_VERSION_HEX < 0x03030000
    Py_XDECREF(py_import);
    #endif
    Py_XDECREF(empty_list);
    Py_XDECREF(empty_dict);
    return module;
}

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_SetVtable(PyObject *dict, void *vtable) {
#if PY_VERSION_HEX >= 0x02070000
    PyObject *ob = PyCapsule_New(vtable, 0, 0);
#else
    PyObject *ob = PyCObject_FromVoidPtr(vtable, 0);
#endif
    if (!ob)
        goto bad;
    if (PyDict_SetItem(dict, __pyx_n_s_pyx_vtable, ob) < 0)
        goto bad;
    Py_DECREF(ob);
    return 0;
bad:
    Py_XDECREF(ob);
    return -1;
}

static PyObject* __Pyx_ImportFrom(PyObject* module, PyObject* name) {
    PyObject* value = __Pyx_PyObject_GetAttrStr(module, name);
    if (unlikely(!value) && PyErr_ExceptionMatches(PyExc_AttributeError)) {
        PyErr_Format(PyExc_ImportError,
        #if PY_MAJOR_VERSION < 3
            "cannot import name %.230s", PyString_AS_STRING(name));
        #else
            "cannot import name %S", name);
        #endif
    }
    return value;
}

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 - start) / 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, (size_t)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,
        0,
        0,
        0,
        0,
        __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,
        __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;
    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_frame = PyFrame_New(
        PyThreadState_GET(), /*PyThreadState *tstate,*/
        py_code,             /*PyCodeObject *code,*/
        __pyx_d,      /*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);
}

#if PY_MAJOR_VERSION < 3
static int __Pyx_GetBuffer(PyObject *obj, Py_buffer *view, int flags) {
    if (PyObject_CheckBuffer(obj)) return PyObject_GetBuffer(obj, view, flags);
        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);
    PyErr_Format(PyExc_TypeError, "'%.200s' does not have the buffer interface", Py_TYPE(obj)->tp_name);
    return -1;
}
static void __Pyx_ReleaseBuffer(Py_buffer *view) {
    PyObject *obj = view->obj;
    if (!obj) return;
    if (PyObject_CheckBuffer(obj)) {
        PyBuffer_Release(view);
        return;
    }
        if (PyObject_TypeCheck(obj, __pyx_ptype_5numpy_ndarray)) { __pyx_pw_5numpy_7ndarray_3__releasebuffer__(obj, view); return; }
    Py_DECREF(obj);
    view->obj = NULL;
}
#endif


                #define __PYX_VERIFY_RETURN_INT(target_type, func_type, func_value)\
    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 0)
#define __PYX_VERIFY_RETURN_INT_EXC(target_type, func_type, func_value)\
    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 1)
#define __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, exc)\
    {\
        func_type value = func_value;\
        if (sizeof(target_type) < sizeof(func_type)) {\
            if (unlikely(value != (func_type) (target_type) value)) {\
                func_type zero = 0;\
                if (exc && unlikely(value == (func_type)-1 && PyErr_Occurred()))\
                    return (target_type) -1;\
                if (is_unsigned && unlikely(value < zero))\
                    goto raise_neg_overflow;\
                else\
                    goto raise_overflow;\
            }\
        }\
        return (target_type) value;\
    }

static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
    const int neg_one = (int) -1, const_zero = (int) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(int) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(int, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (int) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int) 0;
                case  1: __PYX_VERIFY_RETURN_INT(int, digit, digits[0])
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 2 * PyLong_SHIFT) {
                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 3 * PyLong_SHIFT) {
                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) >= 4 * PyLong_SHIFT) {
                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (int) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(int) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (int) 0;
                case -1: __PYX_VERIFY_RETURN_INT(int, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(int,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(int) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                            return (int) ((((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                            return (int) ((((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) (((int)-1)*(((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
                            return (int) ((((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(int) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, long, PyLong_AsLong(x))
            } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(int, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            int val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            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;
            }
#endif
            return (int) -1;
        }
    } else {
        int val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (int) -1;
        val = __Pyx_PyInt_As_int(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to int");
    return (int) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to int");
    return (int) -1;
}

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_check_strides(Py_buffer *buf, int dim, int ndim, int spec)
{
    if (buf->shape[dim] <= 1)
        return 1;
    if (buf->strides) {
        if (spec & __Pyx_MEMVIEW_CONTIG) {
            if (spec & (__Pyx_MEMVIEW_PTR|__Pyx_MEMVIEW_FULL)) {
                if (buf->strides[dim] != sizeof(void *)) {
                    PyErr_Format(PyExc_ValueError,
                                 "Buffer is not indirectly contiguous "
                                 "in dimension %d.", dim);
                    goto fail;
                }
            } else if (buf->strides[dim] != 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[dim];
            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 && dim != ndim - 1) {
            PyErr_Format(PyExc_ValueError,
                         "C-contiguous buffer is not contiguous in "
                         "dimension %d", dim);
            goto fail;
        } else if (spec & (__Pyx_MEMVIEW_PTR)) {
            PyErr_Format(PyExc_ValueError,
                         "C-contiguous buffer is not indirect in "
                         "dimension %d", dim);
            goto fail;
        } else if (buf->suboffsets) {
            PyErr_SetString(PyExc_ValueError,
                            "Buffer exposes suboffsets but no strides");
            goto fail;
        }
    }
    return 1;
fail:
    return 0;
}
static int
__pyx_check_suboffsets(Py_buffer *buf, int dim, CYTHON_UNUSED int ndim, int spec)
{
    if (spec & __Pyx_MEMVIEW_DIRECT) {
        if (buf->suboffsets && buf->suboffsets[dim] >= 0) {
            PyErr_Format(PyExc_ValueError,
                         "Buffer not compatible with direct access "
                         "in dimension %d.", dim);
            goto fail;
        }
    }
    if (spec & __Pyx_MEMVIEW_PTR) {
        if (!buf->suboffsets || (buf->suboffsets && buf->suboffsets[dim] < 0)) {
            PyErr_Format(PyExc_ValueError,
                         "Buffer is not indirectly accessible "
                         "in dimension %d.", dim);
            goto fail;
        }
    }
    return 1;
fail:
    return 0;
}
static int
__pyx_verify_contig(Py_buffer *buf, int ndim, int c_or_f_flag)
{
    int i;
    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] &&
                    buf->shape[i] > 1)
            {
                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] &&
                    buf->shape[i] > 1) {
                PyErr_SetString(PyExc_ValueError,
                    "Buffer not C contiguous.");
                goto fail;
            }
            stride = stride * buf->shape[i];
        }
    }
    return 1;
fail:
    return 0;
}
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 (!__pyx_check_strides(buf, i, ndim, spec))
            goto fail;
        if (!__pyx_check_suboffsets(buf, i, ndim, spec))
            goto fail;
    }
    if (buf->strides && !__pyx_verify_contig(buf, ndim, c_or_f_flag))
        goto fail;
    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 CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_dsds_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), (__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, 2,
                                                 &__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 PyObject* __Pyx_PyInt_From_int(int value) {
    const int neg_one = (int) -1, const_zero = (int) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(int) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(int) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(int) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(int),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_int32(npy_int32 value) {
    const npy_int32 neg_one = (npy_int32) -1, const_zero = (npy_int32) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(npy_int32) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_int32) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(npy_int32) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(npy_int32) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_int32) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(npy_int32),
                                     little, !is_unsigned);
    }
}

static CYTHON_INLINE size_t __Pyx_PyInt_As_size_t(PyObject *x) {
    const size_t neg_one = (size_t) -1, const_zero = (size_t) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(size_t) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(size_t, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (size_t) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (size_t) 0;
                case  1: __PYX_VERIFY_RETURN_INT(size_t, digit, digits[0])
                case 2:
                    if (8 * sizeof(size_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) >= 2 * PyLong_SHIFT) {
                            return (size_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(size_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) >= 3 * PyLong_SHIFT) {
                            return (size_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(size_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) >= 4 * PyLong_SHIFT) {
                            return (size_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (size_t) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(size_t) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(size_t, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(size_t) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(size_t, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (size_t) 0;
                case -1: __PYX_VERIFY_RETURN_INT(size_t, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(size_t,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(size_t) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 2 * PyLong_SHIFT) {
                            return (size_t) (((size_t)-1)*(((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(size_t) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 2 * PyLong_SHIFT) {
                            return (size_t) ((((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(size_t) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 3 * PyLong_SHIFT) {
                            return (size_t) (((size_t)-1)*(((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(size_t) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 3 * PyLong_SHIFT) {
                            return (size_t) ((((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(size_t) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 4 * PyLong_SHIFT) {
                            return (size_t) (((size_t)-1)*(((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(size_t) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(size_t, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(size_t) - 1 > 4 * PyLong_SHIFT) {
                            return (size_t) ((((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(size_t) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(size_t, long, PyLong_AsLong(x))
            } else if (sizeof(size_t) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(size_t, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            size_t val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            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;
            }
#endif
            return (size_t) -1;
        }
    } else {
        size_t val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (size_t) -1;
        val = __Pyx_PyInt_As_size_t(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to size_t");
    return (size_t) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to size_t");
    return (size_t) -1;
}

static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
    const long neg_one = (long) -1, const_zero = (long) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(long) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(long, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (long) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (long) 0;
                case  1: __PYX_VERIFY_RETURN_INT(long, digit, digits[0])
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 2 * PyLong_SHIFT) {
                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 3 * PyLong_SHIFT) {
                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) >= 4 * PyLong_SHIFT) {
                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (long) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(long) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (long) 0;
                case -1: __PYX_VERIFY_RETURN_INT(long, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(long,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(long) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                            return (long) ((((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                            return (long) ((((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) (((long)-1)*(((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
                            return (long) ((((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(long) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, long, PyLong_AsLong(x))
            } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(long, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            long val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            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;
            }
#endif
            return (long) -1;
        }
    } else {
        long val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (long) -1;
        val = __Pyx_PyInt_As_long(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to long");
    return (long) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to long");
    return (long) -1;
}

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

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

static CYTHON_INLINE PyObject* __Pyx_PyInt_From_npy_int8(npy_int8 value) {
    const npy_int8 neg_one = (npy_int8) -1, const_zero = (npy_int8) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(npy_int8) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_int8) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(npy_int8) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(npy_int8) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(npy_int8) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(npy_int8),
                                     little, !is_unsigned);
    }
}

#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 CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum__NPY_TYPES(enum NPY_TYPES value) {
    const enum NPY_TYPES neg_one = (enum NPY_TYPES) -1, const_zero = (enum NPY_TYPES) 0;
    const int is_unsigned = neg_one > const_zero;
    if (is_unsigned) {
        if (sizeof(enum NPY_TYPES) < sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(enum NPY_TYPES) <= sizeof(unsigned long)) {
            return PyLong_FromUnsignedLong((unsigned long) value);
        } else if (sizeof(enum NPY_TYPES) <= sizeof(unsigned PY_LONG_LONG)) {
            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
        }
    } else {
        if (sizeof(enum NPY_TYPES) <= sizeof(long)) {
            return PyInt_FromLong((long) value);
        } else if (sizeof(enum NPY_TYPES) <= sizeof(PY_LONG_LONG)) {
            return PyLong_FromLongLong((PY_LONG_LONG) value);
        }
    }
    {
        int one = 1; int little = (int)*(unsigned char *)&one;
        unsigned char *bytes = (unsigned char *)&value;
        return _PyLong_FromByteArray(bytes, sizeof(enum NPY_TYPES),
                                     little, !is_unsigned);
    }
}

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_FromSsize_t(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, CYTHON_UNUSED const char *sig)
{
    PyObject *cobj;
#if PY_VERSION_HEX >= 0x02070000
    cobj = PyCapsule_New(p, sig, NULL);
#else
    cobj = PyCObject_FromVoidPtr(p, NULL);
#endif
    return cobj;
}

static CYTHON_INLINE char __Pyx_PyInt_As_char(PyObject *x) {
    const char neg_one = (char) -1, const_zero = (char) 0;
    const int is_unsigned = neg_one > const_zero;
#if PY_MAJOR_VERSION < 3
    if (likely(PyInt_Check(x))) {
        if (sizeof(char) < sizeof(long)) {
            __PYX_VERIFY_RETURN_INT(char, long, PyInt_AS_LONG(x))
        } else {
            long val = PyInt_AS_LONG(x);
            if (is_unsigned && unlikely(val < 0)) {
                goto raise_neg_overflow;
            }
            return (char) val;
        }
    } else
#endif
    if (likely(PyLong_Check(x))) {
        if (is_unsigned) {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (char) 0;
                case  1: __PYX_VERIFY_RETURN_INT(char, digit, digits[0])
                case 2:
                    if (8 * sizeof(char) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) >= 2 * PyLong_SHIFT) {
                            return (char) (((((char)digits[1]) << PyLong_SHIFT) | (char)digits[0]));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(char) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) >= 3 * PyLong_SHIFT) {
                            return (char) (((((((char)digits[2]) << PyLong_SHIFT) | (char)digits[1]) << PyLong_SHIFT) | (char)digits[0]));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(char) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) >= 4 * PyLong_SHIFT) {
                            return (char) (((((((((char)digits[3]) << PyLong_SHIFT) | (char)digits[2]) << PyLong_SHIFT) | (char)digits[1]) << PyLong_SHIFT) | (char)digits[0]));
                        }
                    }
                    break;
            }
#endif
#if CYTHON_COMPILING_IN_CPYTHON
            if (unlikely(Py_SIZE(x) < 0)) {
                goto raise_neg_overflow;
            }
#else
            {
                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
                if (unlikely(result < 0))
                    return (char) -1;
                if (unlikely(result == 1))
                    goto raise_neg_overflow;
            }
#endif
            if (sizeof(char) <= sizeof(unsigned long)) {
                __PYX_VERIFY_RETURN_INT_EXC(char, unsigned long, PyLong_AsUnsignedLong(x))
            } else if (sizeof(char) <= sizeof(unsigned PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(char, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
            }
        } else {
#if CYTHON_USE_PYLONG_INTERNALS
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return (char) 0;
                case -1: __PYX_VERIFY_RETURN_INT(char, sdigit, -(sdigit) digits[0])
                case  1: __PYX_VERIFY_RETURN_INT(char,  digit, +digits[0])
                case -2:
                    if (8 * sizeof(char) - 1 > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) - 1 > 2 * PyLong_SHIFT) {
                            return (char) (((char)-1)*(((((char)digits[1]) << PyLong_SHIFT) | (char)digits[0])));
                        }
                    }
                    break;
                case 2:
                    if (8 * sizeof(char) > 1 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) - 1 > 2 * PyLong_SHIFT) {
                            return (char) ((((((char)digits[1]) << PyLong_SHIFT) | (char)digits[0])));
                        }
                    }
                    break;
                case -3:
                    if (8 * sizeof(char) - 1 > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) - 1 > 3 * PyLong_SHIFT) {
                            return (char) (((char)-1)*(((((((char)digits[2]) << PyLong_SHIFT) | (char)digits[1]) << PyLong_SHIFT) | (char)digits[0])));
                        }
                    }
                    break;
                case 3:
                    if (8 * sizeof(char) > 2 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) - 1 > 3 * PyLong_SHIFT) {
                            return (char) ((((((((char)digits[2]) << PyLong_SHIFT) | (char)digits[1]) << PyLong_SHIFT) | (char)digits[0])));
                        }
                    }
                    break;
                case -4:
                    if (8 * sizeof(char) - 1 > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) - 1 > 4 * PyLong_SHIFT) {
                            return (char) (((char)-1)*(((((((((char)digits[3]) << PyLong_SHIFT) | (char)digits[2]) << PyLong_SHIFT) | (char)digits[1]) << PyLong_SHIFT) | (char)digits[0])));
                        }
                    }
                    break;
                case 4:
                    if (8 * sizeof(char) > 3 * PyLong_SHIFT) {
                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
                            __PYX_VERIFY_RETURN_INT(char, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
                        } else if (8 * sizeof(char) - 1 > 4 * PyLong_SHIFT) {
                            return (char) ((((((((((char)digits[3]) << PyLong_SHIFT) | (char)digits[2]) << PyLong_SHIFT) | (char)digits[1]) << PyLong_SHIFT) | (char)digits[0])));
                        }
                    }
                    break;
            }
#endif
            if (sizeof(char) <= sizeof(long)) {
                __PYX_VERIFY_RETURN_INT_EXC(char, long, PyLong_AsLong(x))
            } else if (sizeof(char) <= sizeof(PY_LONG_LONG)) {
                __PYX_VERIFY_RETURN_INT_EXC(char, PY_LONG_LONG, PyLong_AsLongLong(x))
            }
        }
        {
#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
            PyErr_SetString(PyExc_RuntimeError,
                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
#else
            char val;
            PyObject *v = __Pyx_PyNumber_Int(x);
 #if PY_MAJOR_VERSION < 3
            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;
            }
#endif
            return (char) -1;
        }
    } else {
        char val;
        PyObject *tmp = __Pyx_PyNumber_Int(x);
        if (!tmp) return (char) -1;
        val = __Pyx_PyInt_As_char(tmp);
        Py_DECREF(tmp);
        return val;
    }
raise_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "value too large to convert to char");
    return (char) -1;
raise_neg_overflow:
    PyErr_SetString(PyExc_OverflowError,
        "can't convert negative value to char");
    return (char) -1;
}

static CYTHON_INLINE __Pyx_memviewslice __Pyx_PyObject_to_MemoryviewSlice_dsds_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), (__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, 2,
                                                 &__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 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);
        return PyErr_WarnEx(NULL, message, 1);
    }
    return 0;
}

static int __Pyx_ExportFunction(const char *name, void (*f)(void), const char *sig) {
    PyObject *d = 0;
    PyObject *cobj = 0;
    union {
        void (*fp)(void);
        void *p;
    } tmp;
    d = PyObject_GetAttrString(__pyx_m, (char *)"__pyx_capi__");
    if (!d) {
        PyErr_Clear();
        d = PyDict_New();
        if (!d)
            goto bad;
        Py_INCREF(d);
        if (PyModule_AddObject(__pyx_m, (char *)"__pyx_capi__", d) < 0)
            goto bad;
    }
    tmp.fp = f;
#if PY_VERSION_HEX >= 0x02070000
    cobj = PyCapsule_New(tmp.p, sig, 0);
#else
    cobj = PyCObject_FromVoidPtrAndDesc(tmp.p, (void *)sig, 0);
#endif
    if (!cobj)
        goto bad;
    if (PyDict_SetItemString(d, name, cobj) < 0)
        goto bad;
    Py_DECREF(cobj);
    Py_DECREF(d);
    return 0;
bad:
    Py_XDECREF(cobj);
    Py_XDECREF(d);
    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_ssize_t basicsize;
#ifdef Py_LIMITED_API
    PyObject *py_basicsize;
#endif
    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,
            "%.200s.%.200s is not a type object",
            module_name, class_name);
        goto bad;
    }
#ifndef Py_LIMITED_API
    basicsize = ((PyTypeObject *)result)->tp_basicsize;
#else
    py_basicsize = PyObject_GetAttrString(result, "__basicsize__");
    if (!py_basicsize)
        goto bad;
    basicsize = PyLong_AsSsize_t(py_basicsize);
    Py_DECREF(py_basicsize);
    py_basicsize = 0;
    if (basicsize == (Py_ssize_t)-1 && PyErr_Occurred())
        goto bad;
#endif
    if (!strict && (size_t)basicsize > size) {
        PyOS_snprintf(warning, sizeof(warning),
            "%s.%s size changed, may indicate binary incompatibility",
            module_name, class_name);
        if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad;
    }
    else if ((size_t)basicsize != size) {
        PyErr_Format(PyExc_ValueError,
            "%.200s.%.200s 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_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
        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;
}

static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char* c_str) {
    return __Pyx_PyUnicode_FromStringAndSize(c_str, (Py_ssize_t)strlen(c_str));
}
static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject* o) {
    Py_ssize_t ignore;
    return __Pyx_PyObject_AsStringAndSize(o, &ignore);
}
static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
#if CYTHON_COMPILING_IN_CPYTHON && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
    if (
#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
            __Pyx_sys_getdefaultencoding_not_ascii &&
#endif
            PyUnicode_Check(o)) {
#if PY_VERSION_HEX < 0x03030000
        char* defenc_c;
        PyObject* defenc = _PyUnicode_AsDefaultEncodedString(o, NULL);
        if (!defenc) return NULL;
        defenc_c = PyBytes_AS_STRING(defenc);
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        {
            char* end = defenc_c + PyBytes_GET_SIZE(defenc);
            char* c;
            for (c = defenc_c; c < end; c++) {
                if ((unsigned char) (*c) >= 128) {
                    PyUnicode_AsASCIIString(o);
                    return NULL;
                }
            }
        }
#endif
        *length = PyBytes_GET_SIZE(defenc);
        return defenc_c;
#else
        if (__Pyx_PyUnicode_READY(o) == -1) return NULL;
#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
        if (PyUnicode_IS_ASCII(o)) {
            *length = PyUnicode_GET_LENGTH(o);
            return PyUnicode_AsUTF8(o);
        } else {
            PyUnicode_AsASCIIString(o);
            return NULL;
        }
#else
        return PyUnicode_AsUTF8AndSize(o, length);
#endif
#endif
    } else
#endif
#if (!CYTHON_COMPILING_IN_PYPY) || (defined(PyByteArray_AS_STRING) && defined(PyByteArray_GET_SIZE))
    if (PyByteArray_Check(o)) {
        *length = PyByteArray_GET_SIZE(o);
        return PyByteArray_AS_STRING(o);
    } else
#endif
    {
        char* result;
        int r = PyBytes_AsStringAndSize(o, &result, length);
        if (unlikely(r < 0)) {
            return NULL;
        } else {
            return result;
        }
    }
}
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_MAJOR_VERSION < 3
  if (PyInt_Check(x) || PyLong_Check(x))
#else
  if (PyLong_Check(x))
#endif
    return __Pyx_NewRef(x);
  m = Py_TYPE(x)->tp_as_number;
#if PY_MAJOR_VERSION < 3
  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_MAJOR_VERSION < 3
    if (!PyInt_Check(res) && !PyLong_Check(res)) {
#else
    if (!PyLong_Check(res)) {
#endif
      PyErr_Format(PyExc_TypeError,
                   "__%.4s__ returned non-%.4s (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;
#if PY_MAJOR_VERSION < 3
  if (likely(PyInt_CheckExact(b))) {
    if (sizeof(Py_ssize_t) >= sizeof(long))
        return PyInt_AS_LONG(b);
    else
        return PyInt_AsSsize_t(x);
  }
#endif
  if (likely(PyLong_CheckExact(b))) {
    #if CYTHON_USE_PYLONG_INTERNALS
    const digit* digits = ((PyLongObject*)b)->ob_digit;
    const Py_ssize_t size = Py_SIZE(b);
    if (likely(__Pyx_sst_abs(size) <= 1)) {
        ival = likely(size) ? digits[0] : 0;
        if (size == -1) ival = -ival;
        return ival;
    } else {
      switch (size) {
         case 2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -2:
           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -3:
           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case 4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return (Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
         case -4:
           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
             return -(Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
           }
           break;
      }
    }
    #endif
    return PyLong_AsSsize_t(b);
  }
  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) {
    return PyInt_FromSize_t(ival);
}


#endif /* Py_PYTHON_H */
