code: def async_new_device_callback(self, device):
          
          _LOGGING.info(
              'New Device: %s cat: 0x%02x subcat: 0x%02x desc: %s, model: %s',
              device.id, device.cat, device.subcat,
              device.description, device.model)
          for state in device.states:
              device.states[state].register_updates(
                  self.async_state_change_callback)
docs: Log that our new device callback worked.