text: """The GIOS component."""
  from __future__ import annotations
  
  import logging
  from typing import Any, cast
  
  from aiohttp import ClientSession
  from aiohttp.client_exceptions import ClientConnectorError
  from async_timeout import timeout
  from gios import ApiError, Gios, InvalidSensorsData, NoStationError
  
  from homeassistant.components.air_quality import DOMAIN as AIR_QUALITY_PLATFORM
  from homeassistant.config_entries import ConfigEntry
  from homeassistant.const import Platform
  from homeassistant.core import HomeAssistant
  from homeassistant.helpers import entity_registry
  from homeassistant.helpers.aiohttp_client import async_get_clientsession
  from homeassistant.helpers.device_registry import async_get_registry
  from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
  
  from .const import API_TIMEOUT, CONF_STATION_ID, DOMAIN, SCAN_INTERVAL
  
  _LOGGER = logging.getLogger(__name__)
  
  PLATFORMS = [Platform.SENSOR]
  
  
  async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
      """Set up GIOS as config entry."""
      station_id: int = entry.data[CONF_STATION_ID]
      _LOGGER.debug("Using station_id: %d", station_id)
  
      # We used to use int as config_entry unique_id, convert this to str.
      if isinstance(entry.unique_id, int):  # type: ignore[unreachable]
          hass.config_entries.async_update_entry(entry, unique_id=str(station_id))  # type: ignore[unreachable]
  
      # We used to use int in device_entry identifiers, convert this to str.
      device_registry = await async_get_registry(hass)
      old_ids = (DOMAIN, station_id)
      device_entry = device_registry.async_get_device({old_ids})  # type: ignore[arg-type]
      if device_entry and entry.entry_id in device_entry.config_entries:
          new_ids = (DOMAIN, str(station_id))
          device_registry.async_update_device(device_entry.id, new_identifiers={new_ids})
  
      websession = async_get_clientsession(hass)
  
      coordinator = GiosDataUpdateCoordinator(hass, websession, station_id)
      await coordinator.async_config_entry_first_refresh()
  
      hass.data.setdefault(DOMAIN, {})
      hass.data[DOMAIN][entry.entry_id] = coordinator
  
      hass.config_entries.async_setup_platforms(entry, PLATFORMS)
  
      # Remove air_quality entities from registry if they exist
      ent_reg = entity_registry.async_get(hass)
      unique_id = str(coordinator.gios.station_id)
      if entity_id := ent_reg.async_get_entity_id(
          AIR_QUALITY_PLATFORM, DOMAIN, unique_id
      ):
          _LOGGER.debug("Removing deprecated air_quality entity %s", entity_id)
          ent_reg.async_remove(entity_id)
  
      return True
  
  
  async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
      """Unload a config entry."""
      unload_ok = await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
  
      if unload_ok:
          hass.data[DOMAIN].pop(entry.entry_id)
  
      return unload_ok
  
  
  class GiosDataUpdateCoordinator(DataUpdateCoordinator):
      """Define an object to hold GIOS data."""
  
      def __init__(
          self, hass: HomeAssistant, session: ClientSession, station_id: int
      ) -> None:
          """Class to manage fetching GIOS data API."""
          self.gios = Gios(station_id, session)
  
          super().__init__(hass, _LOGGER, name=DOMAIN, update_interval=SCAN_INTERVAL)
  
      async def _async_update_data(self) -> dict[str, Any]:
          """Update data via library."""
          try:
              async with timeout(API_TIMEOUT):
                  return cast(dict[str, Any], await self.gios.async_update())
          except (
              ApiError,
              NoStationError,
              ClientConnectorError,
              InvalidSensorsData,
          ) as error:
              raise UpdateFailed(error) from error
  