rock_paper_scissors.py

import random

user_wins = 0
computer_wins = 0

options = ['rock', 'paper', 'scissors']

while True:
    user_input = input('Type Rock/Paper/Scissors or q to quit: ').lower()
    if user_input == 'q':
        break

    if user_input not in options:
        continue

    random_number = random.randint(0, 2)
    computer_pick = options[random_number]
    print('Computer picked', computer_pick, '.')

    if user_input == 'rock' and computer_pick == 'scissors':
        print('You won')
        user_wins += 1

    elif user_input == 'paper' and computer_pick == 'rock':
        print('You won')
        user_wins += 1

    elif user_input == 'scissors' and computer_pick == 'paper':
        print('You won')
        user_wins += 1

    else:
        print('You lost')
        computer_wins += 1

print('You won', user_wins, 'times')
print('Computer won', computer_wins, 'times')
print('Ciao')