sum matrix python code example

Example 1: python sum of list axes

>>> np.sum([[0, 1], [0, 5]])
6
>>> np.sum([[0, 1], [0, 5]], axis=0)
array([0, 6])
>>> np.sum([[0, 1], [0, 5]], axis=1)
array([1, 5])

Example 2: python sum whole matrix comand

x = np.matrix([[1, 2], [4, 3]])
>>> x.sum()