input: Write a python function to create a game of Rock, Paper, Scissors.
  assert isinstance(game(), tuple)
  assert len(game()) == 2
  assert all(choice in ["Rock", "Paper", "Scissors"] for choice in game())
output: import random
  
  def game():
      choices = ["Rock", "Paper", "Scissors"]
      player1 = random.choice(choices)
      player2 = random.choice(choices)
      return (player1, player2)