摘要：格式化數(shù)據(jù)請輸入賬號請輸入密碼歡迎登陸賬號或密碼錯誤，請重新輸入賬號已經(jīng)鎖定。
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Author:Chuncheng.Fan
f1 = open("db","r")
data = f1.read()
f1.close()
# 1.格式化數(shù)據(jù)
user_info_list = []
user_str_list = data.split("
")
for item in user_str_list:
temp = item.split("|")
v = {
"name": temp[0],
"pwd": temp[1],
"times": int(temp[2])
}
user_info_list.append(v)
print(user_info_list)
user_login= []
flag = True
exit_flag = 3
while flag:
username = input("請輸入賬號：")
for item in user_info_list:
if username == item["name"]:
if int(item["times"]) < exit_flag:
password = input("請輸入密碼:")
if password == item["pwd"]:
print("歡迎登陸！")
item["times"] = 0
flag = False
user_login = item
break
else:
print("賬號或密碼錯誤，請重新輸入")
item["times"] = int(item["times"]) + 1
break
else:
print("賬號已經(jīng)鎖定。")
exit()
else:
print("賬號不存在，請重新輸入")
break
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