while True:
    choices = ["rock","paper","scissors"]

    computer = random.choice(choices)
    player = None

    while player not in choices:
        player = input("rock, paper, or scissors?: ").lower()

    if player == computer:
        print("computer: ",computer)
        print("player: ",player)
        print("Tie!")

   
            print("computer: ", computer)
            print("player: ", player)
            print("You win!")

    play_again = input("Play again? (yes/no): ").lower()

    if play_again != "yes":
        break

print("Bye!")