append 0 to numpy array code example
Example 1: np append row
A= [[1, 2, 3], [4, 5, 6]]
np.append(A, [[7, 8, 9]], axis=0)
>> array([[1, 2, 3],
[4, 5, 6],
[7, 8, 9]])
#or
np.r_[A,[[7,8,9]]]
Example 2: numpy python add array
x1 = [1, 2]
x2 = [1, 2]
print(np.add(x1, x2))
# [2, 4]