username=‘wzt01‘
password=‘abc123‘
count=0
while count<3:
count+=1
access_name=input(‘请输入账号：‘)
access_pass=input(‘请输入密码：‘)
if access_name==‘wzt01‘ and access_pass==‘abc123‘:
print(‘账号密码正确‘)
break
elif count==3:
print(‘login failed‘)
else: print(‘账号密码错误，请重新输入：\n‘)
原文：https://blog.51cto.com/368145/2398847