save project

diy1.py

@@ -7,5 +7,9 @@ while True:
     if name== username and  password== userpassword:
     if name== username and  password== userpassword:
         print("登陆成功")
         print("登陆成功")
         break
         break
+    if  name != username:
+        print("用户名错误,请重新登陆")
+    if  password != userpassword:
+        print("用户名错误,请重新登陆")
     print("请重新登陆")
     print("请重新登陆")
 print("欢迎来到贝尔编程！") 
 print("欢迎来到贝尔编程！") 
\ No newline at end of file