RPS Sample

rps.py

import random

player = raw_input('RPS!: ')

RPS  = ("rock", "paper", "scissors")
computer = RPS[random.randint(0,2)]

R = RPS[0]
P = RPS[1]
S = RPS[2]

if player == computer:
  res = "TIE"
elif (player == R and computer == S) or (player == P and computer == R) or (player == S and computer == P):
  res = "WIN"
else:
  res = "LOSE"

print res