In this example we will show how to stack NumPy arrays along rows using the hstack() function in Python.
Source Code
import numpy as np
a = np.array([1, 2, 3, 4])
b = np.array([5, 6, 7, 8])
c = np.hstack((a, b))
print(c)
Output:
[1 2 3 4 5 6 7 8]