diy.py

import random
list=["石头","剪刀","布"]
player=input("你出的是什么？")
if player in list :
    print("玩家出拳："+player)
    computer=random.choice(list)
    print("电脑出拳："+computer)

    if player==computer:
        print("平局")
    elif player=="石头" and computer=="剪刀" or player=="剪刀" and computer=="布" or player=="布" and computer == "石头":
        print("恭喜,你赢了！")
    else:
        print("很遗憾，你输了")
else:
    print("输入错误")