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Python memory usage of numpy arrays
... numpy as np
>>> from sys import getsizeof
>>> a = [0] * 1024
>>> b = np.array(a)
>>> getsizeof(a)
8264
>>> b.nbytes
8192
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edited Mar 28 '12 at 19:09
answered Apr 3 '09 at 17:01
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rhinorhino
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