Python 自学 Day1

作业二：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

#!/usr/bin/env python
import getpass
def log():
	uname = input("input your uname:")
	upass = getpass.getpass("input your pass:")
	if uname == 'karyn' and upass == 'karyn':
		print("welcom login")
		exit(0)
	else:
		print("uname or upass invalid")
count=0
while True:
	log()
	count +=1
	if count>3:
		print("error too much")
		break