python脚本作业



作业：
创建一个python脚本，实现下面功能，
                -要求用户输入用户名和密码
        -如果用户名和密码均不正确时，显示"welcomto user manage system"
        -如果用户名和密码不正确时，重新输入，最多有三次机会；
        -用户输入超过三次机会后，报错"你已经登陆过三次了，请10分钟以后再登陆"


#!/usr/bin/env python
#coding:utf-8
_author_ = "dwly"

'''
@author:dwly
@file:hello.py.py
@contact:[e-mail]
@time:6/24/1711:58 PM
@desc:
'''
username = raw_input('username:')
password = raw_input('password:')
for i in range(0,3):
 if (username=='root' andpassword=='redhat'):
     print "welcom to user managesystem"
  elif (username!='root' orpassword!='redhat'):
     print"please inputagain"
     break
 elif i==4:
     print "you already login 3 t