save project

diy2.py

@@ -6,11 +6,9 @@ while True:
     if name == username and password == userpassword:
         print("登录成功!")
         break
-    elif expression:
-        pass name!=username:
+    elif  name!=username:
         print("账号错了")
     else:
-        password!=userpassword:
         print("密码错了")
 print("欢迎来到贝尔编程")