cimport numpy as np
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from libc.stdint cimport uint32_t, uint64_t
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cdef extern from "numpy/random/bitgen.h":
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struct bitgen:
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void *state
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uint64_t (*next_uint64)(void *st) nogil
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uint32_t (*next_uint32)(void *st) nogil
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double (*next_double)(void *st) nogil
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uint64_t (*next_raw)(void *st) nogil
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ctypedef bitgen bitgen_t
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cdef class BitGenerator():
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cdef readonly object _seed_seq
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cdef readonly object lock
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cdef bitgen_t _bitgen
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cdef readonly object _ctypes
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cdef readonly object _cffi
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cdef readonly object capsule
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cdef class SeedSequence():
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cdef readonly object entropy
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cdef readonly tuple spawn_key
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cdef readonly Py_ssize_t pool_size
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cdef readonly object pool
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cdef readonly uint32_t n_children_spawned
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cdef mix_entropy(self, np.ndarray[np.npy_uint32, ndim=1] mixer,
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np.ndarray[np.npy_uint32, ndim=1] entropy_array)
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cdef get_assembled_entropy(self)
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cdef class SeedlessSequence():
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pass
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