RockPaperScissorsLizardSpockPython

from random import randrange

def write_menu():
    print("Rock/Paper/Scissor/Lizard/Spock\n"
          "Select an option:\n"
          "1. Rock\n"
          "2. Paper\n"
          "3. Scissor\n"
          "4. Lizard\n"
          "5. Spock\n"
          "0. Exit")
    option = get_option("Escoja una opcion: ")
    if (option > 0 and option < 6):
        play(option)
    elif (option == 0):
        print(exit(0))
    else:
        print("Error! Seleccione una opción válida")
        write_menu()

def play(option):
    cpu = parse_option(randrange(1,6))
    player = parse_option(option)

    if(player == cpu):
        print("Empate")
        write_menu()

    elif(player=="Rock"):
        if(cpu=="Paper"):
            check_winner(cpu, False)
        elif(cpu=="Scissors"):
            check_winner(cpu, True)
        elif(cpu=="Lizard"):
            check_winner(cpu, True)
        else:
            check_winner(cpu, False)

    elif(player=="Paper"):
        if (cpu == "Rock"):
            check_winner(cpu, True)
        elif (cpu == "Scissors"):
            check_winner(cpu, False)
        elif (cpu == "Lizard"):
            check_winner(cpu, False)
        else:
            check_winner(cpu, True)

    elif (player == "Scissors"):
        if (cpu == "Rock"):
            check_winner(cpu, False)
        elif (cpu == "Paper"):
            check_winner(cpu, True)
        elif (cpu == "Lizard"):
            check_winner(cpu, True)
        else:
            check_winner(cpu, False)

    elif (player == "Lizard"):
        if (cpu == "Rock"):
            check_winner(cpu, False)
        elif (cpu == "Paper"):
            check_winner(cpu, True)
        elif (cpu == "Scissors"):
            check_winner(cpu, False)
        else:
            check_winner(cpu, True)

    elif (player == "Spock"):
        if (cpu == "Rock"):
            check_winner(cpu, True)
        elif (cpu == "Paper"):
            check_winner(cpu, False)
        elif (cpu == "Scissors"):
            check_winner(cpu, True)
        else:
            check_winner(cpu, False)
    else:
        print("Fatal error")
        exit(0)

def check_winner(cpu, isWinner):
    if(isWinner):
        print("You won!")
        print("CPU played ",cpu)
        print("----------------------")
        write_menu()
    else:
        print("You lost!")
        print("CPU played ",cpu)
        print("----------------------")
        write_menu()

def get_option(msg):
    try:
        op = int(input(msg))
    except ValueError:
        op = None
    finally:
        return op

def parse_option(option):
    if(option == 1):
        return "Rock"
    elif(option == 2):
        return "Paper"
    elif(option == 3):
        return "Scissors"
    elif (option == 4):
        return "Lizard"
    elif (option == 5):
        return "Spock"
    else:
        return None

if __name__ == '__main__':
    write_menu()