python-numpyHow to add column to Numpy array

import numpy as np
arr = np.array([[1, 2], [3, 4]])
arr = np.append(arr, [[5], [6]], axis=1)ctrl + cyoutubegithub

`import numpy as np` load Numpy module for Python	`np.array` declare Numpy array
`[[1, 2], [3, 4]]` sample 2-dimensional array to add new column to	`np.append` append values to specified array
`arr` array to append column to	`[[5], [6]]` new column values to append
`axis=1` append new values along vertical (`1`) axis

import numpy as np
a = np.array([[1, 2], [3, 4]])
a = np.append(a, [[5], [6]], axis=1)
print(a)

[[1 2 5]
 [3 4 6]]