Remove entity description mixin in Vallox (#112963)

homeassistant/components/vallox/binary_sensor.py

@@ -42,20 +42,13 @@ class ValloxBinarySensorEntity(ValloxEntity, BinarySensorEntity):
         return self.coordinator.data.get(self.entity_description.metric_key) == 1
 
 
-@dataclass(frozen=True)
+@dataclass(frozen=True, kw_only=True)
-class ValloxMetricKeyMixin:
+class ValloxBinarySensorEntityDescription(BinarySensorEntityDescription):
-    """Dataclass to allow defining metric_key without a default value."""
+    """Describes Vallox binary sensor entity."""
 
     metric_key: str
 
 
-@dataclass(frozen=True)
-class ValloxBinarySensorEntityDescription(
-    BinarySensorEntityDescription, ValloxMetricKeyMixin
-):
-    """Describes Vallox binary sensor entity."""
-
-
 BINARY_SENSOR_ENTITIES: tuple[ValloxBinarySensorEntityDescription, ...] = (
     ValloxBinarySensorEntityDescription(
         key="post_heater",

homeassistant/components/vallox/number.py

@@ -59,18 +59,13 @@ class ValloxNumberEntity(ValloxEntity, NumberEntity):
         await self.coordinator.async_request_refresh()
 
 
-@dataclass(frozen=True)
+@dataclass(frozen=True, kw_only=True)
-class ValloxMetricMixin:
+class ValloxNumberEntityDescription(NumberEntityDescription):
-    """Holds Vallox metric key."""
+    """Describes Vallox number entity."""
 
     metric_key: str
 
 
-@dataclass(frozen=True)
-class ValloxNumberEntityDescription(NumberEntityDescription, ValloxMetricMixin):
-    """Describes Vallox number entity."""
-
-
 NUMBER_ENTITIES: tuple[ValloxNumberEntityDescription, ...] = (
     ValloxNumberEntityDescription(
         key="supply_air_target_home",

homeassistant/components/vallox/switch.py

@@ -62,18 +62,13 @@ class ValloxSwitchEntity(ValloxEntity, SwitchEntity):
         await self.coordinator.async_request_refresh()
 
 
-@dataclass(frozen=True)
+@dataclass(frozen=True, kw_only=True)
-class ValloxMetricKeyMixin:
+class ValloxSwitchEntityDescription(SwitchEntityDescription):
-    """Dataclass to allow defining metric_key without a default value."""
+    """Describes Vallox switch entity."""
 
     metric_key: str
 
 
-@dataclass(frozen=True)
-class ValloxSwitchEntityDescription(SwitchEntityDescription, ValloxMetricKeyMixin):
-    """Describes Vallox switch entity."""
-
-
 SWITCH_ENTITIES: tuple[ValloxSwitchEntityDescription, ...] = (
     ValloxSwitchEntityDescription(
         key="bypass_locked",