整理代码

app/signalr/hub/metadata.py

@@ -92,11 +92,12 @@ class MetadataHub(Hub[MetadataClientState]):
     @override
     async def _clean_state(self, state: MetadataClientState) -> None:
         user_id = int(state.connection_id)
-        
+
         # Remove from online user tracking
         from app.router.v2.stats import remove_online_user
+
         asyncio.create_task(remove_online_user(user_id))
-        
+
         if state.pushable:
             await asyncio.gather(*self.broadcast_tasks(user_id, None))
         redis = get_redis()
@@ -125,6 +126,7 @@ class MetadataHub(Hub[MetadataClientState]):
 
         # Track online user
         from app.router.v2.stats import add_online_user
+
         asyncio.create_task(add_online_user(user_id))
 
         async with with_db() as session: