Use shorthand attributes in Nest (#99606)

homeassistant/components/nest/camera.py

@@ -24,7 +24,6 @@ from homeassistant.components.stream import CONF_EXTRA_PART_WAIT_TIME
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
 from homeassistant.exceptions import HomeAssistantError
-from homeassistant.helpers.device_registry import DeviceInfo
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.event import async_track_point_in_utc_time
 from homeassistant.util.dt import utcnow
@@ -68,7 +67,10 @@ class NestCamera(Camera):
         """Initialize the camera."""
         super().__init__()
         self._device = device
-        self._device_info = NestDeviceInfo(device)
+        nest_device_info = NestDeviceInfo(device)
+        self._attr_device_info = nest_device_info.device_info
+        self._attr_brand = nest_device_info.device_brand
+        self._attr_model = nest_device_info.device_model
         self._stream: RtspStream | None = None
         self._create_stream_url_lock = asyncio.Lock()
         self._stream_refresh_unsub: Callable[[], None] | None = None
@@ -84,33 +86,14 @@ class NestCamera(Camera):
             if StreamingProtocol.RTSP in trait.supported_protocols:
                 self._rtsp_live_stream_trait = trait
         self.stream_options[CONF_EXTRA_PART_WAIT_TIME] = 3
+        # The API "name" field is a unique device identifier.
+        self._attr_unique_id = f"{self._device.name}-camera"
 
     @property
     def use_stream_for_stills(self) -> bool:
         """Whether or not to use stream to generate stills."""
         return self._rtsp_live_stream_trait is not None
 
-    @property
-    def unique_id(self) -> str:
-        """Return a unique ID."""
-        # The API "name" field is a unique device identifier.
-        return f"{self._device.name}-camera"
-
-    @property
-    def device_info(self) -> DeviceInfo:
-        """Return device specific attributes."""
-        return self._device_info.device_info
-
-    @property
-    def brand(self) -> str | None:
-        """Return the camera brand."""
-        return self._device_info.device_brand
-
-    @property
-    def model(self) -> str | None:
-        """Return the camera model."""
-        return self._device_info.device_model
-
     @property
     def frontend_stream_type(self) -> StreamType | None:
         """Return the type of stream supported by this camera."""