@state(True)
    def turn_on(self, transition_time, pipeline, **kwargs):
        # Check arguments.
        if ATTR_BRIGHTNESS in kwargs:
            self._brightness = kwargs[ATTR_BRIGHTNESS]
        if ATTR_COLOR_TEMP in kwargs:
            self._temperature = kwargs[ATTR_COLOR_TEMP]
        # Set up transition.
        pipeline.transition(transition_time,
                            brightness=_from_hass_brightness(
                                self._brightness),
                            temperature=_from_hass_temperature(
                                self._temperature))
Turn on (or adjust property of) a group.
dataset/ETHPy150Open home-assistant/home-assistant/homeassistant/components/light/limitlessled.py/LimitlessLEDWhiteGroup.turn_on