text: """Support for IQVIA."""
  import asyncio
  from datetime import timedelta
  from functools import partial
  
  from pyiqvia import Client
  from pyiqvia.errors import IQVIAError
  
  from homeassistant.const import ATTR_ATTRIBUTION
  from homeassistant.core import callback
  from homeassistant.helpers import aiohttp_client
  from homeassistant.helpers.update_coordinator import (
      CoordinatorEntity,
      DataUpdateCoordinator,
      UpdateFailed,
  )
  
  from .const import (
      CONF_ZIP_CODE,
      DATA_COORDINATOR,
      DOMAIN,
      LOGGER,
      TYPE_ALLERGY_FORECAST,
      TYPE_ALLERGY_INDEX,
      TYPE_ALLERGY_OUTLOOK,
      TYPE_ASTHMA_FORECAST,
      TYPE_ASTHMA_INDEX,
      TYPE_DISEASE_FORECAST,
      TYPE_DISEASE_INDEX,
  )
  
  DEFAULT_ATTRIBUTION = "Data provided by IQVIA™"
  DEFAULT_SCAN_INTERVAL = timedelta(minutes=30)
  
  PLATFORMS = ["sensor"]
  
  
  async def async_setup(hass, config):
      """Set up the IQVIA component."""
      hass.data[DOMAIN] = {DATA_COORDINATOR: {}}
      return True
  
  
  async def async_setup_entry(hass, entry):
      """Set up IQVIA as config entry."""
      hass.data[DOMAIN][DATA_COORDINATOR][entry.entry_id] = {}
  
      if not entry.unique_id:
          # If the config entry doesn't already have a unique ID, set one:
          hass.config_entries.async_update_entry(
              entry, **{"unique_id": entry.data[CONF_ZIP_CODE]}
          )
  
      websession = aiohttp_client.async_get_clientsession(hass)
      client = Client(entry.data[CONF_ZIP_CODE], session=websession)
  
      async def async_get_data_from_api(api_coro):
          """Get data from a particular API coroutine."""
          try:
              return await api_coro()
          except IQVIAError as err:
              raise UpdateFailed from err
  
      init_data_update_tasks = []
      for sensor_type, api_coro in [
          (TYPE_ALLERGY_FORECAST, client.allergens.extended),
          (TYPE_ALLERGY_INDEX, client.allergens.current),
          (TYPE_ALLERGY_OUTLOOK, client.allergens.outlook),
          (TYPE_ASTHMA_FORECAST, client.asthma.extended),
          (TYPE_ASTHMA_INDEX, client.asthma.current),
          (TYPE_DISEASE_FORECAST, client.disease.extended),
          (TYPE_DISEASE_INDEX, client.disease.current),
      ]:
          coordinator = hass.data[DOMAIN][DATA_COORDINATOR][entry.entry_id][
              sensor_type
          ] = DataUpdateCoordinator(
              hass,
              LOGGER,
              name=f"{entry.data[CONF_ZIP_CODE]} {sensor_type}",
              update_interval=DEFAULT_SCAN_INTERVAL,
              update_method=partial(async_get_data_from_api, api_coro),
          )
          init_data_update_tasks.append(coordinator.async_refresh())
  
      await asyncio.gather(*init_data_update_tasks)
  
      for platform in PLATFORMS:
          hass.async_create_task(
              hass.config_entries.async_forward_entry_setup(entry, platform)
          )
  
      return True
  
  
  async def async_unload_entry(hass, entry):
      """Unload an OpenUV config entry."""
      unload_ok = all(
          await asyncio.gather(
              *[
                  hass.config_entries.async_forward_entry_unload(entry, platform)
                  for platform in PLATFORMS
              ]
          )
      )
  
      if unload_ok:
          hass.data[DOMAIN][DATA_COORDINATOR].pop(entry.entry_id)
  
      return unload_ok
  
  
  class IQVIAEntity(CoordinatorEntity):
      """Define a base IQVIA entity."""
  
      def __init__(self, coordinator, entry, sensor_type, name, icon):
          """Initialize."""
          super().__init__(coordinator)
          self._attrs = {ATTR_ATTRIBUTION: DEFAULT_ATTRIBUTION}
          self._entry = entry
          self._icon = icon
          self._name = name
          self._state = None
          self._type = sensor_type
  
      @property
      def extra_state_attributes(self):
          """Return the device state attributes."""
          return self._attrs
  
      @property
      def icon(self):
          """Return the icon."""
          return self._icon
  
      @property
      def name(self):
          """Return the name."""
          return self._name
  
      @property
      def state(self):
          """Return the state."""
          return self._state
  
      @property
      def unique_id(self):
          """Return a unique, Home Assistant friendly identifier for this entity."""
          return f"{self._entry.data[CONF_ZIP_CODE]}_{self._type}"
  
      @property
      def unit_of_measurement(self):
          """Return the unit the value is expressed in."""
          return "index"
  
      @callback
      def _handle_coordinator_update(self) -> None:
          """Handle updated data from the coordinator."""
          if not self.coordinator.last_update_success:
              return
  
          self.update_from_latest_data()
          self.async_write_ha_state()
  
      async def async_added_to_hass(self):
          """Register callbacks."""
          await super().async_added_to_hass()
  
          if self._type == TYPE_ALLERGY_FORECAST:
              self.async_on_remove(
                  self.hass.data[DOMAIN][DATA_COORDINATOR][self._entry.entry_id][
                      TYPE_ALLERGY_OUTLOOK
                  ].async_add_listener(self._handle_coordinator_update)
              )
  
          self.update_from_latest_data()
  
      @callback
      def update_from_latest_data(self):
          """Update the entity from the latest data."""
          raise NotImplementedError
  