Пример функции Python numpy column_stack с 1D массивом
# welcome to softhunt.net
# Python program explaining
# column_stack() function
import numpy as np
# input array
in_arr1 = np.array((0, 1, 3,))
print ("1st Input array : \n", in_arr1)
in_arr2 = np.array((5, 7, 9))
print ("2nd Input array : \n", in_arr2)
# Stacking the two arrays
out_arr = np.column_stack((in_arr1, in_arr2))
print ("Output stacked array:\n ", out_arr)
Outrageous Ostrich