valid() will get random number in python code example

Example 1: python make a random number

# generate random integer values
from random import seed
from random import randint
# seed random number generator
seed(1)
# generate some integers
for _ in range(10):
	value = randint(0, 10)
	print(value)

Example 2: three different randomn numbers python

>>> option1, option2, option3 = random.sample(range(1, 4), 3)
>>> option1, option2, option3
(3, 1, 2)