rpsls.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

from random import randint

def player_choose():
    print '''Choose a play:
1. Rock
2. Paper
3. Scissors
4. Lizard
5. Spock
6. Quit game'''
    choose = '0'
    while len(choose) != 1 or choose not in '123456':
        choose = raw_input('Choose: ')
    return choose

def compare_choices(computer, human, rule_book, score):
    if computer == human:
        return 'It\'s a tie. \n' + str(score) + '\n'
    elif human in rule_book[computer]:
        score['Computer'] += 1
        return rule_book[computer][human] + ' Computer wins. \n' + str(score) + '\n'
    else:
        score['Player'] += 1
        return rule_book[human][computer] + ' Player wins. \n' + str(score) + '\n'


def main():
    score = {'Player' : 0, 'Computer' : 0}
    
    the_rules = {'1' : {'3' : 'Rock crushes Scissors.', '4' : 'Rock crushes Lizard.'},
                 '2' : {'1' : 'Paper covers Rock.', '5' : 'Paper disproves Spock.'},
                 '3' : {'2' : 'Scissors cut Paper.', '4' : 'Scissors decapitate Lizard.'},
                 '4' : {'2' : 'Lizard eats Paper.', '5' : 'Lizard poisons Spock.'},
                 '5' : {'1' : 'Spock vaporizes Rock.', '3' : 'Spock smashes Scissors.'}}
    
    the_options = {'1' : 'Rock.', '2' : 'Paper.', '3' : 'Scissors.', '4' : 'Lizard.', '5' : 'Spock.'}
    
    player_choice = '0'
    while player_choice != '6':
        player_choice = player_choose()
        if player_choice == '6':
            print 'Goodbye.'
            break
        else:
            computer_choice = str(randint(1,5))
            print 'Player chooses ' + the_options[player_choice]
            print 'Computer chooses ' + the_options[computer_choice]
            print compare_choices(computer_choice, player_choice, the_rules, score)
    player_choice = '0'
    return 0

if __name__ == '__main__':
	main()