python 实现人和电脑猜拳的示例代码

import random

all = ['石头','剪刀','布']
computer = random.choice(['石头','剪刀','布'])

#所有赢了的情况
win = [['石头','剪刀'],['布','石头'],['剪刀','布']]

class Text():

 def func_play(self):
  ind = input('请输入【0】石头【1】剪刀【2】布')
  if ind.isalpha():
   try:
    raise ValueError('请输入数字')
   except ValueError as v:
    print(v)
  elif ind.isdigit():
   ind = int(ind)
   if 0<=ind<=2:
    play = all[ind]
    print('你输入的是%s，电脑输入的是%s'%(play,computer))
    if play == computer:
     self.a = '平局'
    elif [play, computer] in win:
     self.a = '你赢了'
    else:
     self.a = '你输了'
   else:
    print('请输入0到2之间的数')
   print(self.a)
 def write_file(self):
  with open('wuhan.txt','a',encoding='utf-8') as f:
   f.write(self.a+'\n')
while True:
 t = Text()
 t.func_play()
 t.write_file()