diff --git a/python/valuecell/agents/auto_trading_agent/agent.py b/python/valuecell/agents/auto_trading_agent/agent.py
index 4d60b4cd4..cb3c8baa8 100644
--- a/python/valuecell/agents/auto_trading_agent/agent.py
+++ b/python/valuecell/agents/auto_trading_agent/agent.py
@@ -823,14 +823,18 @@ async def stream(
 
             # Handle stop commands
             if any(
-                cmd in query_lower.split() for cmd in ["stop", "pause", "halt", "停止", "暂停"]
+                cmd in query_lower.split()
+                for cmd in ["stop", "pause", "halt", "停止", "暂停"]
             ):
                 async for response in self._handle_stop_command(session_id, query):
                     yield response
                 return
 
             # Handle status query commands
-            if any(cmd in query_lower.split() for cmd in ["status", "summary", "状态", "摘要"]):
+            if any(
+                cmd in query_lower.split()
+                for cmd in ["status", "summary", "状态", "摘要"]
+            ):
                 async for response in self._handle_status_command(session_id):
                     yield response
                 return