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/NumPy 1.17

numpy.ndarray.sum

method

ndarray.sum(axis=None, dtype=None, out=None, keepdims=False, initial=0, where=True)

Return the sum of the array elements over the given axis.

Refer to numpy.sum for full documentation.

See also

numpy.sum
equivalent function

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https://docs.scipy.org/doc/numpy-1.17.0/reference/generated/numpy.ndarray.sum.html