old_contents: """Initialization of ATAG One sensor platform."""
  from homeassistant.components.sensor import SensorEntity
  from homeassistant.const import (
      DEVICE_CLASS_PRESSURE,
      DEVICE_CLASS_TEMPERATURE,
      PERCENTAGE,
      PRESSURE_BAR,
      TEMP_CELSIUS,
      TEMP_FAHRENHEIT,
      TIME_HOURS,
  )
  
  from . import DOMAIN, AtagEntity
  
  SENSORS = {
      "Outside Temperature": "outside_temp",
      "Average Outside Temperature": "tout_avg",
      "Weather Status": "weather_status",
      "CH Water Pressure": "ch_water_pres",
      "CH Water Temperature": "ch_water_temp",
      "CH Return Temperature": "ch_return_temp",
      "Burning Hours": "burning_hours",
      "Flame": "rel_mod_level",
  }
  
  
  async def async_setup_entry(hass, config_entry, async_add_entities):
      """Initialize sensor platform from config entry."""
      coordinator = hass.data[DOMAIN][config_entry.entry_id]
      async_add_entities([AtagSensor(coordinator, sensor) for sensor in SENSORS])
  
  
  class AtagSensor(AtagEntity, SensorEntity):
      """Representation of a AtagOne Sensor."""
  
      def __init__(self, coordinator, sensor):
          """Initialize Atag sensor."""
          super().__init__(coordinator, SENSORS[sensor])
          self._attr_name = sensor
          if coordinator.data.report[self._id].sensorclass in (
              DEVICE_CLASS_PRESSURE,
              DEVICE_CLASS_TEMPERATURE,
          ):
              self._attr_device_class = coordinator.data.report[self._id].sensorclass
          if coordinator.data.report[self._id].measure in (
              PRESSURE_BAR,
              TEMP_CELSIUS,
              TEMP_FAHRENHEIT,
              PERCENTAGE,
              TIME_HOURS,
          ):
              self._attr_native_unit_of_measurement = coordinator.data.report[
                  self._id
              ].measure
  
      @property
      def native_value(self):
          """Return the state of the sensor."""
          return self.coordinator.data.report[self._id].state
  
      @property
      def icon(self):
          """Return icon."""
          return self.coordinator.data.report[self._id].icon
  
new_contents: """Initialization of ATAG One sensor platform."""
  from homeassistant.components.sensor import SensorDeviceClass, SensorEntity
  from homeassistant.const import (
      PERCENTAGE,
      PRESSURE_BAR,
      TEMP_CELSIUS,
      TEMP_FAHRENHEIT,
      TIME_HOURS,
  )
  
  from . import DOMAIN, AtagEntity
  
  SENSORS = {
      "Outside Temperature": "outside_temp",
      "Average Outside Temperature": "tout_avg",
      "Weather Status": "weather_status",
      "CH Water Pressure": "ch_water_pres",
      "CH Water Temperature": "ch_water_temp",
      "CH Return Temperature": "ch_return_temp",
      "Burning Hours": "burning_hours",
      "Flame": "rel_mod_level",
  }
  
  
  async def async_setup_entry(hass, config_entry, async_add_entities):
      """Initialize sensor platform from config entry."""
      coordinator = hass.data[DOMAIN][config_entry.entry_id]
      async_add_entities([AtagSensor(coordinator, sensor) for sensor in SENSORS])
  
  
  class AtagSensor(AtagEntity, SensorEntity):
      """Representation of a AtagOne Sensor."""
  
      def __init__(self, coordinator, sensor):
          """Initialize Atag sensor."""
          super().__init__(coordinator, SENSORS[sensor])
          self._attr_name = sensor
          if coordinator.data.report[self._id].sensorclass in (
              SensorDeviceClass.PRESSURE,
              SensorDeviceClass.TEMPERATURE,
          ):
              self._attr_device_class = coordinator.data.report[self._id].sensorclass
          if coordinator.data.report[self._id].measure in (
              PRESSURE_BAR,
              TEMP_CELSIUS,
              TEMP_FAHRENHEIT,
              PERCENTAGE,
              TIME_HOURS,
          ):
              self._attr_native_unit_of_measurement = coordinator.data.report[
                  self._id
              ].measure
  
      @property
      def native_value(self):
          """Return the state of the sensor."""
          return self.coordinator.data.report[self._id].state
  
      @property
      def icon(self):
          """Return icon."""
          return self.coordinator.data.report[self._id].icon
  
subject: Use new SensorDeviceClass enum in atag (#61278)