save project

diy2.py

@@ -8,7 +8,8 @@ while True:
         break
     elif name != username:
         print("用户名不存在，请重新输入！")
-    else password != userpassword:
+    else :
+        password != userpassword:
         print("密码输入有误，请重新输入！")
         
 print("欢迎来到贝尔编程!")