use built in modules in python

 # python inbuild modules 

import random

random_number = random.random()

# print(random_number)

l1 = ['asd','werwer','aasdad','asdasdas','asdasd','asdadad']

# print(random.choice(l1))

# task 

import platform

x = platform.system()

# print(x)

y = dir(platform)

# print(y)

# second modules 

from math import sqrt, factorial

#  square root 

print(sqrt(12))

# factorial code

print(factorial(16))