np.random.randint range python code example
Example 1: random range python
from random import randrange
print(randrange(10))
Example 2: np.random.randint to generate -1 +1
2 * np.random.randint(2, size=10) -1
from random import randrange
print(randrange(10))
2 * np.random.randint(2, size=10) -1