Fix some sensor classes (#48254)

* Fix some sensor classes * Tweak * Tweak
2021-03-23 15:56:33 +01:00 · 2021-03-23 15:56:33 +01:00 · a09c8eecb7
commit a09c8eecb7
parent 6932cf9534
19 changed files with 88 additions and 61 deletions
--- a/homeassistant/components/withings/sensor.py
+++ b/homeassistant/components/withings/sensor.py
@ -35,3 +35,8 @@ class WithingsHealthSensor(BaseWithingsSensor, SensorEntity):
    def state(self) -> None | str | int | float:
        """Return the state of the entity."""
        return self._state_data
+
+    @property
+    def unit_of_measurement(self) -> str:
+        """Return the unit of measurement of this entity, if any."""
+        return self._attribute.unit_of_measurement