save project

diy2.py

@@ -6,8 +6,8 @@ while True:
     if name == username and password == userpassword:
     if name == username and password == userpassword:
         print("登录成功!")
         print("登录成功!")
         break
         break
-    if name != username:
-       
-    if name != userpassword
-
+    if name!= username:  
+       print("用户名!请重新输入")
+    if  password != userpassword :
+        print("密码!请重新输入")
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
\ No newline at end of file