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#ifndef NUMPY_CORE_SRC_COMMON_NPY_NPY_HASHTABLE_H_
#define NUMPY_CORE_SRC_COMMON_NPY_NPY_HASHTABLE_H_
#include <Python.h>
#define NPY_NO_DEPRECATED_API NPY_API_VERSION
#include "numpy/ndarraytypes.h"
typedef struct {
int key_len; /* number of identities used */
/* Buckets stores: val1, key1[0], key1[1], ..., val2, key2[0], ... */
PyObject **buckets;
npy_intp size; /* current size */
npy_intp nelem; /* number of elements */
} PyArrayIdentityHash;
NPY_NO_EXPORT int
PyArrayIdentityHash_SetItem(PyArrayIdentityHash *tb,
PyObject *const *key, PyObject *value, int replace);
NPY_NO_EXPORT PyObject *
PyArrayIdentityHash_GetItem(PyArrayIdentityHash const *tb, PyObject *const *key);
NPY_NO_EXPORT PyArrayIdentityHash *
PyArrayIdentityHash_New(int key_len);
NPY_NO_EXPORT void
PyArrayIdentityHash_Dealloc(PyArrayIdentityHash *tb);
#endif /* NUMPY_CORE_SRC_COMMON_NPY_NPY_HASHTABLE_H_ */
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