change stop loop function

main.py

@@ -33,13 +33,7 @@ async def startup(fast_api: FastAPI):
         yield
     finally:
         # Shutdown logic
-        internal_loop_stop()
-        try:
-            await task
-            print("Cancelled")
-        except asyncio.CancelledError:
-            print("Cancelled exception")
-            pass
+        await internal_loop_stop(task)
         await influxdb_client.close()
         mysql_engine = get_mysql_engine()
         await mysql_client.close()