Log in to write interfaces
Basic requirements ::
* Let the user to enter a user name and password
* After successful authentication display a welcome message
* After unsuccessful attempts to enter an error
Upgrade requirements:
* Support for multiple users can log on (store multiple account information via list)
Or locked state when the user tries to log in * 3 authentication fails, quit the program, start again
count = 3
id_list = ['wick','seven','wiki','nina']
password_list = [123,456,789,321]
while count>0:#重复输入三次wick
id = input('请输入账号:')
password = int(input('请输入密码:'))
n =0
while n<4:
if id == id_list[n]:
if password == password_list[n]:
print('登录成功!')
break
else:
if n == 3:
print('登陆失败!')
if count == 1: # 限制账号输入次数
print('你的账号已被锁定!')
break
else:
# print('你还可以输入%d次!'% (count-1))
print(f'你还可以输入{count-1}次!')
else:
if n ==3:
print('登录失败')
if count == 1: # 限制账号输入次数
print('你的账号已被锁定!')
break
else:
# print('你还可以输入%d次!'% (count-1))
print(f'你还可以输入{count-1}次!')
n+=1
count -= 1