Update app.py

app.py

@@ -244,7 +244,7 @@ async def generate_streaming_response(messages: List[Dict], use_search: bool, te
                         query = args.get("query", "").strip()
                         if query:
                             # Map tool_call_id to the task
-                            search_tasks[tool_call["id"]] = Google Search_tool_async(query)
+                            search_tasks[tool_call["id"]] = google_search_tool_async(query)
                     except json.JSONDecodeError:
                         continue