文章目录
一、程序简述二、程序实现(刚学python时的练手程序,当做参考即可)
一、程序简述
1.实现将账户信息存入磁盘,使下次打开程序,可以登录之前录入的账户。 2.未找到账号将报错并重输。 3.如果密码输入错误三次,程序退出(简单模仿常用软件的登录保护机制)
二、程序实现(刚学python时的练手程序,当做参考即可)
save_user_name
= 'user_name.txt'
save_user_pw
= 'user_pw.txt'
while True:
UI_show
='''
------------用户管理------------
1.录入用户信息
2.登录入口
3.输入其他退出程序
'''
print(UI_show
)
user_select
= int(input("请选择需要的选项:"))
flag
= True
if user_select
== 1:
print("用户(账号为0输入结束)")
while flag
:
user_name_save1
= input("账号:")
username
= user_name_save1
if username
== '0':
flag
= False
break
with open(save_user_name
, 'a') as f
:
f
.write
(user_name_save1
)
f
.write
("\n")
with open(save_user_pw
, 'a') as m
:
m
.write
(input("密码:"))
m
.write
("\n")
elif user_select
== 2:
with open('user_name.txt') as f
:
user_name_list
= f
.read
().splitlines
()
with open('user_pw.txt') as w
:
user_pw_list
= w
.read
().splitlines
()
user_dict
= dict(map(lambda x
, y
: [x
, y
], user_name_list
, user_pw_list
))
print(user_dict
)
j
= 0
print("\t\t登录入口")
while flag
:
while flag
:
user_name_put
= input("请输入账号(输入0返回上一层):")
if user_name_put
== '0':
flag
= False
break
user_name_get
= user_dict
.get
(user_name_put
, 0)
if user_name_get
== 0:
print("无此账号,请重新输入....")
continue
else:
while flag
:
while flag
:
user_pw_put
= input("请输入密码:")
if user_pw_put
== user_name_get
:
exit
("\n***密码正确,登录成功!***")
else:
j
+= 1
if j
< 3:
print("密码错误,请重新输入.....")
continue
else:
print("密码输入错误三次,程序退出!!\n\n")
flag
= False
else:
exit
("\n欢迎下次使用!")