auto save

diy2.py

@@ -11,6 +11,7 @@ while True:
             break
             break
         if name != username:
         if name != username:
             print("用户名错误!请重新输入")
             print("用户名错误!请重新输入")
+            print("")
             continue
             continue
         if password != userpassword:
         if password != userpassword:
             print("密码错误！请重新输入")
             print("密码错误！请重新输入")