Use attrs instead of properties for directv (#51918)

* Use attrs instead of properties for directv

* Update __init__.py

* Create entity.py

* Update media_player.py

* Update remote.py

* Update media_player.py

* Update remote.py

* Update media_player.py

* Update remote.py

* Update entity.py

* Update __init__.py

* Update media_player.py

* Update remote.py

* Update media_player.py

* Update media_player.py

homeassistant/components/directv/entity.py

@@ -0,0 +1,39 @@
+"""Base DirecTV Entity."""
+from __future__ import annotations
+
+from directv import DIRECTV
+
+from homeassistant.const import ATTR_NAME
+from homeassistant.helpers.entity import DeviceInfo, Entity
+
+from .const import (
+    ATTR_IDENTIFIERS,
+    ATTR_MANUFACTURER,
+    ATTR_MODEL,
+    ATTR_SOFTWARE_VERSION,
+    ATTR_VIA_DEVICE,
+    DOMAIN,
+)
+
+
+class DIRECTVEntity(Entity):
+    """Defines a base DirecTV entity."""
+
+    def __init__(self, *, dtv: DIRECTV, address: str = "0") -> None:
+        """Initialize the DirecTV entity."""
+        self._address = address
+        self._device_id = address if address != "0" else dtv.device.info.receiver_id
+        self._is_client = address != "0"
+        self.dtv = dtv
+
+    @property
+    def device_info(self) -> DeviceInfo:
+        """Return device information about this DirecTV receiver."""
+        return {
+            ATTR_IDENTIFIERS: {(DOMAIN, self._device_id)},
+            ATTR_NAME: self.name,
+            ATTR_MANUFACTURER: self.dtv.device.info.brand,
+            ATTR_MODEL: None,
+            ATTR_SOFTWARE_VERSION: self.dtv.device.info.version,
+            ATTR_VIA_DEVICE: (DOMAIN, self.dtv.device.info.receiver_id),
+        }