Improved code.

custom_components/vesync/__init__.py

@@ -1,4 +1,5 @@
 """VeSync integration."""
+
 from datetime import timedelta
 import logging
 
@@ -69,7 +70,7 @@ async def async_setup_entry(hass: HomeAssistant, config_entry: ConfigEntry) -> b
         try:
             await hass.async_add_executor_job(manager.update)
         except Exception as err:
-            raise UpdateFailed(f"Update failed: {err}")
+            raise UpdateFailed(f"Update failed: {err}") from err
 
     coordinator = DataUpdateCoordinator(
         hass,

custom_components/vesync/binary_sensor.py

@@ -1,4 +1,5 @@
 """Support for power & energy sensors for VeSync outlets."""
+
 import logging
 
 from homeassistant.components.binary_sensor import BinarySensorEntity
@@ -46,7 +47,7 @@ def _setup_entities(devices, async_add_entities, coordinator):
     for dev in devices:
         if hasattr(dev, "fryer_status"):
             for stype in BINARY_SENSOR_TYPES_AIRFRYER.values():
-                entities.append(
+                entities.append(  # noqa: PERF401
                     VeSyncairfryerSensor(
                         dev,
                         coordinator,
@@ -88,8 +89,7 @@ class VeSyncairfryerSensor(VeSyncBaseEntity, BinarySensorEntity):
     @property
     def is_on(self) -> bool:
         """Return a value indicating whether the Humidifier's water tank is lifted."""
-        value = getattr(self.airfryer, self.stype[0], None)
+        return getattr(self.airfryer, self.stype[0], None)
-        return value
         # return self.smarthumidifier.details["water_tank_lifted"]
 
     @property

custom_components/vesync/button.py

@@ -1,4 +1,5 @@
 """Support for VeSync button."""
+
 import logging
 
 from homeassistant.components.button import ButtonEntity
@@ -55,7 +56,7 @@ def _setup_entities(devices, async_add_entities, coordinator):
     for dev in devices:
         if hasattr(dev, "cook_set_temp"):
             for stype in SENSOR_TYPES_CS158.values():
-                entities.append(
+                entities.append(  # noqa: PERF401
                     VeSyncairfryerButton(
                         dev,
                         coordinator,

custom_components/vesync/fan.py

@@ -1,4 +1,5 @@
 """Support for VeSync fans."""
+
 import math
 
 from homeassistant.components.fan import FanEntity, FanEntityFeature
@@ -165,9 +166,9 @@ class VeSyncFanHA(VeSyncDevice, FanEntity):
 
     def turn_on(
         self,
-        speed: str = None,
+        # speed: str | None = None,
-        percentage: int = None,
+        percentage: int | None = None,
-        preset_mode: str = None,
+        preset_mode: str | None = None,
         **kwargs,
     ) -> None:
         """Turn the device on."""

custom_components/vesync/sensor.py

@@ -1,4 +1,5 @@
 """Support for power & energy sensors for VeSync outlets."""
+
 import logging
 
 from homeassistant.components.sensor import (
@@ -57,7 +58,7 @@ def _setup_entities(devices, async_add_entities, coordinator):
     for dev in devices:
         if hasattr(dev, "fryer_status"):
             for stype in SENSOR_TYPES_AIRFRYER.values():
-                entities.append(
+                entities.append(  # noqa: PERF401
                     VeSyncairfryerSensor(
                         dev,
                         coordinator,
@@ -111,8 +112,7 @@ class VeSyncairfryerSensor(VeSyncBaseEntity, SensorEntity):
     @property
     def native_value(self):
         """Return the value."""
-        value = getattr(self.airfryer, self.stype[5], None)
+        return getattr(self.airfryer, self.stype[5], None)
-        return value
 
     @property
     def native_unit_of_measurement(self):