In [1]:

    

import numpy as np


    

In [2]:

    

a = np.zeros((2, 3, 4), dtype=np.int)
print(a)


    

    




[[[0 0 0 0]
  [0 0 0 0]
  [0 0 0 0]]

 [[0 0 0 0]
  [0 0 0 0]
  [0 0 0 0]]]

In [3]:

    

print(a.shape)


    

    




(2, 3, 4)

In [4]:

    

b = np.arange(4)
print(b)


    

    




[0 1 2 3]

In [5]:

    

print(b.shape)


    

    




(4,)

In [6]:

    

print(a + b)


    

    




[[[0 1 2 3]
  [0 1 2 3]
  [0 1 2 3]]

 [[0 1 2 3]
  [0 1 2 3]
  [0 1 2 3]]]

In [7]:

    

b_1_1_4 = b.reshape(1, 1, 4)
print(b_1_1_4)


    

    




[[[0 1 2 3]]]

In [8]:

    

print(np.tile(b_1_1_4, (2, 3, 1)))


    

    




[[[0 1 2 3]
  [0 1 2 3]
  [0 1 2 3]]

 [[0 1 2 3]
  [0 1 2 3]
  [0 1 2 3]]]