File: ndarray.py

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python-bitarray 3.7.2-1
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#
# This example illusatrates how binary data can be efficiently be passed
# between a bitarray object and an ndarray with dtype bool
#
import bitarray
import numpy  # type: ignore

a = bitarray.bitarray('100011001001')
print(a)

# bitarray  ->  ndarray
b = numpy.frombuffer(a.unpack(), dtype=bool)
print(repr(b))

# ndarray  ->  bitarray
c = bitarray.bitarray()
c.pack(b.tobytes())

assert a == c