auto save

diy2.py

-
 username = "python"
 userpassword = "123456"
 while True:
-    if i>0:
     name = input("请输入用户名:")
     password = input("请输入密码:")
     if name == username and password == userpassword:
@@ -12,8 +10,4 @@ while True:
         print("用户名错误！请重新输入")
     if password  !=userpassword:
         print("密码错误!请重新输入")
-        if password != userpassword:
-            print("")  
-          
-         
         
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