Jim-Holmstroem/numpy_array_hash.py

Created February 21, 2012 10:51

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Hash numpy.array

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numpy_array_hash.py

	from hashlib import sha1
	import numpy
	arr=numpy.zeros((256,256,4))
	sha1(arr)

alex-petrenko commented Feb 12, 2019

Also, make sure your array is C-contigious, otherwise hashing will not work.
Simple fix:

    if not x.flags['C_CONTIGUOUS']:
        x = np.ascontiguousarray(x)

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