In [1]:

    

import numpy as np


    

In [2]:

    

a = np.arange(3)
print(a)


    

    




[0 1 2]

In [3]:

    

print(a.shape)


    

    




(3,)

In [4]:

    

b = np.arange(3).reshape(3, 1)
print(b)


    

    




[[0]
 [1]
 [2]]

In [5]:

    

print(b.shape)


    

    




(3, 1)

In [6]:

    

arrays = np.broadcast_arrays(a, b)


    

In [7]:

    

print(type(arrays))


    

    




<class 'list'>

In [8]:

    

print(len(arrays))


    

    




2

In [9]:

    

print(arrays[0])


    

    




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

In [10]:

    

print(arrays[1])


    

    




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

In [11]:

    

print(type(arrays[0]))


    

    




<class 'numpy.ndarray'>

In [12]:

    

c = np.zeros((2, 2))
print(c)


    

    




[[0. 0.]
 [0. 0.]]

In [13]:

    

print(c.shape)


    

    




(2, 2)

In [14]:

    

# arrays = np.broadcast_arrays(a, c)
# ValueError: shape mismatch: objects cannot be broadcast to a single shape