我要评论作业：编写登陆接口
- 输入用户名密码
- 认证成功后显示欢迎信息
- 输错三次后锁定
#__author: huawangxin
#date: 2018/8/8
_user ="wangsanjin"
_passwd = "abc123"
counter = 0
while counter <3:
username = input("Username:")
password = input("Password:")
if username == _user and password == _passwd :
print("Welcome %s login...." % _user)
break #跳出，中断
else:
print("Invalid username or password !")
counter += 1
if counter == 3:
keep_going_choice = input("还想玩么?[y/n]")
if keep_going_choice == "y":
counter = 0
else:
print("要不要脸，臭流氓啊，小虎。")
本文地址：https://blog.csdn.net/huawangxin/article/details/107881535
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