As of 109.x, HA registers I/O inside event loops and discovered a couple in this component. Should be fixed.
Detected I/O inside the event loop. This is causing stability issues. Please report issue to the custom component author for jumbo doing I/O at custom_components/jumbo/sensor.py, line 53: api = JumboApi(username, password)
Detected I/O inside the event loop. This is causing stability issues. Please report issue to the custom component author for jumbo doing I/O at custom_components/jumbo/sensor.py, line 82: self.basket = self._api.get_basket()
As of 109.x, HA registers I/O inside event loops and discovered a couple in this component. Should be fixed.
https://developers.home-assistant.io/docs/asyncio_working_with_async/