ndarray
ndarray.
size
Number of elements in the array.
Equivalent tonp.prod(a.shape), i.e., the product of the array’sdimensions.
np.prod(a.shape)
Examples
>>>x=np.zeros((3,5,2),dtype=np.complex128)>>>x.size30>>>np.prod(x.shape)30
numpy.ndarray.real
numpy.ndarray.itemsize