Fix Home Assistant 2023.5.x error

The fix for #474
robinostlund · May 8, 2023 · 4e7aefa · 4e7aefa
1 parent 8cf825e
commit 4e7aefa
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/custom_components/volkswagencarnet/sensor.py b/custom_components/volkswagencarnet/sensor.py
@@ -53,7 +53,8 @@ def _attr_native_value(self):
     @property
     def _attr_native_unit_of_measurement(self):
         """Return the unit of measurement."""
-        return self.instrument.unit
+        if self.instrument.unit:
+            return self.instrument.unit
 
     @property
     def device_class(self) -> Union[SensorDeviceClass, None]: