NumPy Creates a Random Array

Example:

>>> import numpy as np
>>> a = np.random.random((3,3))
>>> a

The resutl is:

array([[ 0.9748031 ,  0.0613856 ,  0.12772981],
       [ 0.40758219,  0.69499139,  0.26852722],
       [ 0.76536092,  0.95714043,  0.65302208]])