# *-* coding:utf-8 *-*

 # Auth: wangxz

 import pickle

 print("-------the login---------")

 _username = "wangxz"

 _passwd = 123456

 def username_is_lock(name):

     with open(".\login.text", "rb") as fobj:

         name_list = []

         try:

             name_list.append(pickle.load(fobj))

         except EOFError:  # 这个异常没有任何影响

             return None

     try:

         name_list.index(name)

     except Exception as e:

         return False  # 没有在被锁定的文件中找到用户

     else:

         return True   # 在被锁定的文件中找到用户

 RESUBMIT_COUNT = 0   # 定义一个常量

 while True:

     if RESUBMIT_COUNT <= 3:

         username = input("username: ")

         if not username_is_lock(username):  # 没有找到文件

             passwd = input("password: ")

             if  _username == username and _passwd == passwd: # 登录成功

                 print("The login successfully!")

                 break

             else:

                 RESUBMIT_COUNT += 1

                 if RESUBMIT_COUNT == 3:  # 已经输入三次，账户锁定

                     print("The Warning! Your account has been locked")

                     with open(".\login.text", "wb") as fd: # 写入文档

                         pickle.dump(username, fd)

                     break

                 else:

                     print("Please input your account and passwd again!")

         else:  # 若已经在锁定文档中找到文件，则打印信息直接退出

             print("Your account has benn locked.\r\nPlease connection the wxz ")

             break