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