attribute
ma.MaskedArray.nbytes
Total bytes consumed by the elements of the array.
See also
Memory consumed by the object itself without parents in case view. This does include memory consumed by non-element attributes.
Notes
Does not include memory consumed by non-element attributes of the array object.
Examples
>>> importnumpyasnp>>> x=np.zeros((3,5,2),dtype=np.complex128)>>> x.nbytes480>>> np.prod(x.shape)*x.itemsize480