Use core constants for yeelight (#46552)

homeassistant/components/yeelight/__init__.py

@@ -42,7 +42,6 @@ CONF_FLOW_PARAMS = "flow_params"
 CONF_CUSTOM_EFFECTS = "custom_effects"
 CONF_NIGHTLIGHT_SWITCH_TYPE = "nightlight_switch_type"
 CONF_NIGHTLIGHT_SWITCH = "nightlight_switch"
-CONF_DEVICE = "device"
 
 DATA_CONFIG_ENTRIES = "config_entries"
 DATA_CUSTOM_EFFECTS = "custom_effects"
@@ -423,7 +422,6 @@ class YeelightDevice:
 
         Uses brightness as it appears to be supported in both ceiling and other lights.
         """
-
         return self._nightlight_brightness is not None
 
     @property

homeassistant/components/yeelight/config_flow.py

@@ -5,12 +5,11 @@ import voluptuous as vol
 import yeelight
 
 from homeassistant import config_entries, exceptions
-from homeassistant.const import CONF_HOST, CONF_ID, CONF_NAME
+from homeassistant.const import CONF_DEVICE, CONF_HOST, CONF_ID, CONF_NAME
 from homeassistant.core import callback
 import homeassistant.helpers.config_validation as cv
 
 from . import (
-    CONF_DEVICE,
     CONF_MODE_MUSIC,
     CONF_MODEL,
     CONF_NIGHTLIGHT_SWITCH,

homeassistant/components/yeelight/light.py

@@ -261,7 +261,6 @@ async def async_setup_entry(
     hass: HomeAssistant, config_entry: ConfigEntry, async_add_entities
 ) -> None:
     """Set up Yeelight from a config entry."""
-
     custom_effects = _parse_custom_effects(hass.data[DOMAIN][DATA_CUSTOM_EFFECTS])
 
     device = hass.data[DOMAIN][DATA_CONFIG_ENTRIES][config_entry.entry_id][DATA_DEVICE]
@@ -563,7 +562,6 @@ class YeelightGenericLight(YeelightEntity, LightEntity):
     @property
     def device_state_attributes(self):
         """Return the device specific state attributes."""
-
         attributes = {
             "flowing": self.device.is_color_flow_enabled,
             "music_mode": self._bulb.music_mode,

tests/components/yeelight/test_config_flow.py

@@ -3,7 +3,6 @@ from unittest.mock import MagicMock, patch
 
 from homeassistant import config_entries
 from homeassistant.components.yeelight import (
-    CONF_DEVICE,
     CONF_MODE_MUSIC,
     CONF_MODEL,
     CONF_NIGHTLIGHT_SWITCH,
@@ -18,7 +17,7 @@ from homeassistant.components.yeelight import (
     DOMAIN,
     NIGHTLIGHT_SWITCH_TYPE_LIGHT,
 )
-from homeassistant.const import CONF_HOST, CONF_ID, CONF_NAME
+from homeassistant.const import CONF_DEVICE, CONF_HOST, CONF_ID, CONF_NAME
 from homeassistant.core import HomeAssistant
 
 from . import (