1 #!/usr/bin/env python3 2 # -*-conding:utf-8-** 3 # __Author__:'liudong' 4 5 6 def login(username,password): 7 """ 8 用于用户登录 9 :param username: 10 :param password: 11 :return:true,登录成功，否则登录失败 12 """ 13 f = open('dblogin','r') 14 for line in f: # 一行一行读取文件内容 15 line_list=line.split('|') 16 if line_list[0] == username and line_list[1] == password: 17 return True # 找到匹配的用户返回退出 18 return False # 如果循环读取后找不到匹配的用用户，返回False 19 20 21 def register(username, password): 22 """ 23 用于用户注册 24 :param username: 25 :param password: 26 :return: None 27 """ 28 f = open('dblogin', 'a') 29 temp = ' '+username + '|' + password 30 f.write(temp) 31 f.close() 32 if __name__ == '__main__': 33 t = input('1:登录 2:注册') 34 if t == '1': 35 user = input('请输入用户名:') 36 pwd = input('请输入密码:') 37 r = login(user,pwd) 38 if r: 39 print('登录成功') 40 else: 41 print('登录失败') 42 elif t == '2': 43 user = input('请输入用户名:') 44 pwd = input('请输入密码:') 45 register(user, pwd)