rps.py

import random

print("""
Rock, Paper, Scissors written by Maurice Barnett, v1.1
Simply type "r", "p", or "s" to pick, you can keep playing until you keyboard
interrupt or until you enter "n" when prompted. It also keeps score. Hit "r"
instead of "y" or "n" at the end to reset the score and play again. Leave an
issue on the github for "casino" under r3cebarnett if there are any issues.
""")
brk = 'y'
cpuScore = 0
playerScore = 0

while brk != 'n':
    playerInput = input('(R)ock, (P)aper, or (S)cissors?\n').upper()
    while playerInput not in ['R','P','S']:
        playerInput = input('Please try again (R/P/S): ')
    cpuInput = random.choice(['R','P','S'])

    if playerInput == 'R':
        if cpuInput == 'S':
            playerScore += 1
        elif cpuInput == 'P':
            cpuScore += 1
    elif playerInput == 'S':
        if cpuInput == 'R':
            cpuScore += 1
        elif cpuInput == 'P':
            playerScore += 1
    else:
        if cpuInput == 'R':
            playerScore += 1
        elif cpuInput == 'S':
            cpuScore += 1

    print('Player used', playerInput, 'and CPU used', cpuInput)
    print('Score: Player', playerScore, '-', cpuScore, 'CPU\n')

    brk = input('Would you like to play again? (y/n/r): ').lower()
    if brk == 'r':
        cpuScore = 0
        playerScore = 0