np.zeros numpy code example

Example 1: declare numpy zeros matrix python

import numpy as np
dimensions = (3, 3)
np.zeros(dimensions) # 3x3 zeros matrix

Example 2: np.zeros

>>> np.zeros((2, 1))
array([[ 0.],
       [ 0.]])

Example 3: numpy fill with 0

mat = np.zeros((4,4), np.int32)