Improve devialet coordinator typing (#104707)

homeassistant/components/devialet/coordinator.py

@@ -14,7 +14,7 @@ _LOGGER = logging.getLogger(__name__)
 SCAN_INTERVAL = timedelta(seconds=5)
 
 
-class DevialetCoordinator(DataUpdateCoordinator):
+class DevialetCoordinator(DataUpdateCoordinator[None]):
     """Devialet update coordinator."""
 
     def __init__(self, hass: HomeAssistant, client: DevialetApi) -> None:
@@ -27,6 +27,6 @@ class DevialetCoordinator(DataUpdateCoordinator):
         )
         self.client = client
 
-    async def _async_update_data(self):
+    async def _async_update_data(self) -> None:
         """Fetch data from API endpoint."""
         await self.client.async_update()

homeassistant/components/devialet/media_player.py

@@ -46,13 +46,15 @@ async def async_setup_entry(
     async_add_entities([DevialetMediaPlayerEntity(coordinator, entry)])
 
 
-class DevialetMediaPlayerEntity(CoordinatorEntity, MediaPlayerEntity):
+class DevialetMediaPlayerEntity(
+    CoordinatorEntity[DevialetCoordinator], MediaPlayerEntity
+):
     """Devialet media player."""
 
     _attr_has_entity_name = True
     _attr_name = None
 
-    def __init__(self, coordinator, entry: ConfigEntry) -> None:
+    def __init__(self, coordinator: DevialetCoordinator, entry: ConfigEntry) -> None:
         """Initialize the Devialet device."""
         self.coordinator = coordinator
         super().__init__(coordinator)