摘要：1 # !/usr/bin/env python 2 # -*- coding:utf-8 -*- 3 # Author:chen hongliang 4 5 i = 0 6 while i < 3: 7 user_name = input('请输入用户名：') 8 lock_file = open('account_lock.txt', 'r+') # ... 阅读全文