auto save

diy2.py

-1=3
+i=3
 username='py'
 userpassword='428319'
 while True:
@@ -6,6 +6,7 @@ while True:
         name=input("请输入账户名:")
         password=input("请输入密码:")
         i=i-1
+        pr
         if username==name and userpassword==password:
             print("登录成功")
             break