Python_Login


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  1. #!/usr/bin/env python
  2. # -*- UTF-8 -*-
  3. # Author:ChengZhen

  4. count=0

  5. while count<3:
  6.     username=input("请输入用户名:")
  7.     with open("F:\\python_project\\Day01\\lockfile.txt","r") as lockfile:
  8.         for i in lockfile.readlines():
  9.             user=i.split()
  10.             if username==user[0]:
  11.                 print("%s is locked..." %username)
  12.                 exit()
  13.     with open("F:\\python_project\\Day01\\userfile.txt","r") as userfile:
  14.         for i in userfile.readlines():
  15.             user=i.split()
  16.             if username==user[0]:
  17.                 for j in range(3):
  18.                     password = input("请输入用户密码:")
  19.                     if password==user[1]:
  20.                         print("Login Success")
  21.                         exit()
  22.                 print("用户密码错误,用户将被锁定")
  23.                 with open("F:\\python_project\\Day01\\lockfile.txt","w") as lockfile:
  24.                     lockfile.write(username)
  25.                 exit()
  26.     count+=1
  27. else:
  28.     print("用户不存在,退出系统登录")


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