要求:
成都創(chuàng)新互聯(lián)公司是一家專業(yè)提供資源企業(yè)網(wǎng)站建設,專注與成都網(wǎng)站制作、成都網(wǎng)站設計、外貿(mào)營銷網(wǎng)站建設、html5、小程序制作等業(yè)務。10年已為資源眾多企業(yè)、政府機構等服務。創(chuàng)新互聯(lián)專業(yè)的建站公司優(yōu)惠進行中。
# -*- coding=utf-8 -*- user = {'alex':'qwer1234','lilei':'asdf1234','han×××':'zxcv1234','lucy':'qwer1234'} loop = True while loop: count = 0 f = open('blacklist.txt', mode='r', encoding='utf-8') blacklist = f.read() f.close() input_user = input('please input your username:').strip() if not input_user : continue if input_user in blacklist: print('sorry,your username is banned') continue for i in user: input_pw = input('please input your password:').strip() if input_user not in user: print('sorry,your username is error') elif user[input_user] == input_pw: print('wellcome',input_user) loop = False break else: count += 1 print('sorry,your password is error,you have %s times'%(3-count)) if count > 2: f = open('blacklist.txt','a',encoding='utf-8') f.write('%s '%input_user ) print('sorry,your username is banned') f.close() break