text: """Support for SleepIQ sensors."""
  from asyncsleepiq import SleepIQBed, SleepIQSleeper
  
  from homeassistant.components.binary_sensor import (
      BinarySensorDeviceClass,
      BinarySensorEntity,
  )
  from homeassistant.config_entries import ConfigEntry
  from homeassistant.core import HomeAssistant, callback
  from homeassistant.helpers.entity_platform import AddEntitiesCallback
  from homeassistant.helpers.update_coordinator import DataUpdateCoordinator
  
  from .const import DOMAIN, ICON_EMPTY, ICON_OCCUPIED, IS_IN_BED
  from .coordinator import SleepIQDataUpdateCoordinator
  from .entity import SleepIQSensor
  
  
  async def async_setup_entry(
      hass: HomeAssistant,
      entry: ConfigEntry,
      async_add_entities: AddEntitiesCallback,
  ) -> None:
      """Set up the SleepIQ bed binary sensors."""
      coordinator: SleepIQDataUpdateCoordinator = hass.data[DOMAIN][entry.entry_id]
      async_add_entities(
          IsInBedBinarySensor(coordinator, bed, sleeper)
          for bed in coordinator.client.beds.values()
          for sleeper in bed.sleepers
      )
  
  
  class IsInBedBinarySensor(SleepIQSensor, BinarySensorEntity):
      """Implementation of a SleepIQ presence sensor."""
  
      _attr_device_class = BinarySensorDeviceClass.OCCUPANCY
  
      def __init__(
          self,
          coordinator: DataUpdateCoordinator,
          bed: SleepIQBed,
          sleeper: SleepIQSleeper,
      ) -> None:
          """Initialize the sensor."""
          super().__init__(coordinator, bed, sleeper, IS_IN_BED)
  
      @callback
      def _async_update_attrs(self) -> None:
          """Update sensor attributes."""
          self._attr_is_on = self.sleeper.in_bed
          self._attr_icon = ICON_OCCUPIED if self.sleeper.in_bed else ICON_EMPTY
  