import random as r, sys as s for _ in range(100): i = r.randint(1, 10) assert i <= 10 assert i >= 1 a = [1, 2, 3, 4] b = (1, 2, 3) r.shuffle(a) r.choice(a) r.choice(b) from sys import version as v assert type(v) is str class Context: def __init__(self): self.x = 0 def __enter__(self): self.x = 1 def __exit__(self): self.x = 2 with Context() as c: assert c.x == 1 assert c.x == 2