Cleanup unnecessary returns (#121652)

homeassistant/components/discord/notify.py

@@ -123,7 +123,7 @@ class DiscordNotificationService(BaseNotificationService):
 
         if ATTR_TARGET not in kwargs:
             _LOGGER.error("No target specified")
-            return None
+            return
 
         data = kwargs.get(ATTR_DATA) or {}
 

homeassistant/components/input_button/__init__.py

@@ -174,10 +174,9 @@ class InputButton(collection.CollectionEntity, ButtonEntity, RestoreEntity):
     async def async_press(self) -> None:
         """Press the button.
 
-        Left emtpty intentionally.
+        Left empty intentionally.
         The input button itself doesn't trigger anything.
         """
-        return None
 
     async def async_update_config(self, config: ConfigType) -> None:
         """Handle when the config is updated."""

homeassistant/components/mqtt/device_trigger.py

@@ -317,7 +317,7 @@ async def async_setup_trigger(
         )
         send_discovery_done(hass, discovery_data)
         clear_discovery_hash(hass, discovery_data[ATTR_DISCOVERY_HASH])
-        return None
+        return
 
     if TYPE_CHECKING:
         assert isinstance(device_id, str)

homeassistant/components/neurio_energy/sensor.py

@@ -106,16 +106,15 @@ class NeurioData:
         """Return latest active power value."""
         return self._active_power
 
-    def get_active_power(self):
+    def get_active_power(self) -> None:
         """Return current power value."""
         try:
             sample = self.neurio_client.get_samples_live_last(self.sensor_id)
             self._active_power = sample["consumptionPower"]
         except (requests.exceptions.RequestException, ValueError, KeyError):
             _LOGGER.warning("Could not update current power usage")
-            return None
 
-    def get_daily_usage(self):
+    def get_daily_usage(self) -> None:
         """Return current daily power usage."""
         kwh = 0
         start_time = dt_util.start_of_local_day().astimezone(dt_util.UTC).isoformat()
@@ -129,7 +128,7 @@ class NeurioData:
             )
         except (requests.exceptions.RequestException, ValueError, KeyError):
             _LOGGER.warning("Could not update daily power usage")
-            return None
+            return
 
         for result in history:
             kwh += result["consumptionEnergy"] / 3600000

homeassistant/components/refoss/bridge.py

@@ -30,7 +30,7 @@ class DiscoveryService(Listener):
 
         device = await async_build_base_device(device_info)
         if device is None:
-            return None
+            return
 
         coordo = RefossDataUpdateCoordinator(self.hass, device)
         self.hass.data[DOMAIN][COORDINATORS].append(coordo)

homeassistant/components/versasense/sensor.py

@@ -30,7 +30,7 @@ async def async_setup_platform(
 ) -> None:
     """Set up the sensor platform."""
     if discovery_info is None:
-        return None
+        return
 
     consumer = hass.data[DOMAIN][KEY_CONSUMER]
 

homeassistant/components/versasense/switch.py

@@ -33,7 +33,7 @@ async def async_setup_platform(
 ) -> None:
     """Set up actuator platform."""
     if discovery_info is None:
-        return None
+        return
 
     consumer = hass.data[DOMAIN][KEY_CONSUMER]
 

homeassistant/components/weather/__init__.py

@@ -922,7 +922,6 @@ class WeatherEntity(Entity, PostInit, cached_properties=CACHED_PROPERTIES_WITH_A
         forecast_type: Literal["daily", "hourly", "twice_daily"],
     ) -> None:
         """Start subscription to forecast_type."""
-        return None
 
     @callback
     def _async_subscription_ended(
@@ -930,7 +929,6 @@ class WeatherEntity(Entity, PostInit, cached_properties=CACHED_PROPERTIES_WITH_A
         forecast_type: Literal["daily", "hourly", "twice_daily"],
     ) -> None:
         """End subscription to forecast_type."""
-        return None
 
     @final
     @callback

homeassistant/util/__init__.py

@@ -129,13 +129,11 @@ class Throttle:
 
             async def throttled_value() -> None:
                 """Stand-in function for when real func is being throttled."""
-                return None
 
         else:
 
             def throttled_value() -> None:  # type: ignore[misc]
                 """Stand-in function for when real func is being throttled."""
-                return None
 
         if self.limit_no_throttle is not None:
             method = Throttle(self.limit_no_throttle)(method)