python之路day1 作业

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  

user-pass.json

内容： {"can":"123"}

 1 import json
 2 
 3 with open('user-pass.json') as f:
 4     a = json.loads(f.read())
 5     count = 0
 6     while True:
 7         name = input('pls user: ').strip()
 8         with open('black.txt') as fb:
 9             c = [b.strip() for b in fb.readlines() ]
10             if name not in a:
11                 print('user not found!0.0')
12             elif name in c:
13                 print('账号被锁定！')
14             else:
15                 while count < 3:
16                     pwd = input('pls pass:').strip()
17                     if pwd == a.get(name):
18                         print('登录成功')
19                         break
20                     else:
21                         print('密码错误')
22                     count += 1
23                 else:
24                     print('错误三次,账号已被锁定')
25                     with open('black.txt','a') as fbb:
26                         fbb.write(name + '\n')
27     else:
28         print('错误三次！')

 

posted @ 2018-04-10 16:06  阿西瓜  阅读(88)  评论(1)    收藏  举报