python简单实现用户表单登录

user="desperado"
pwd="123456"

s=0
for i in range(10):
if  s < 3:
username = input("用户名：")
password = input("密码：")
if username == user and password == pwd:
print("welcome,login successful")
break
else:
print("username or password input error")
else:
con=input("rester input:")
if con == 'y':
s=0
continue
else:
print("input error,exit...")
break
s += 1