save project

diy2.py

@@ -8,7 +8,7 @@ while True:
         break
     elif name != username:
         print("用户名错误")
-    else password != userpassword:
+    else name=username and  password != userpassword:
         print("密码错误")
     
 print("欢迎来到贝尔编程!")
\ No newline at end of file