username = input('请输入你要注册的用户名:') password = input('请输入你要注册的密码:') with open('list_of_info',mode='w',encoding='utf-8') as f: f.write('{}\n{}'.format(username,password)) print('恭喜您,注册成功') lis = [] i = 0 while i < 3: usn = input('请输入你的用户名:') pwd = input('请输入你的密码:') with open('list_of_info',mode='r+',encoding='utf-8') as f1: for line in f1: lis.append(line) if usn == lis[0].strip() and pwd == lis[1].strip(): print('登录成功') break else:print('账号和密码错误') i+=1
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转载自www.cnblogs.com/hopelv/p/10080863.html
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