old_contents: """Support for esphome sensors."""
  import logging
  import math
  from typing import Optional, TYPE_CHECKING
  
  from homeassistant.components.esphome import EsphomeEntity, \
      platform_async_setup_entry
  from homeassistant.config_entries import ConfigEntry
  from homeassistant.helpers.typing import HomeAssistantType
  
  if TYPE_CHECKING:
      # pylint: disable=unused-import
      from aioesphomeapi import SensorInfo, SensorState  # noqa
  
  DEPENDENCIES = ['esphome']
  _LOGGER = logging.getLogger(__name__)
  
  
  async def async_setup_entry(hass: HomeAssistantType,
                              entry: ConfigEntry, async_add_entities) -> None:
      """Set up esphome sensors based on a config entry."""
      # pylint: disable=redefined-outer-name
      from aioesphomeapi import SensorInfo, SensorState  # noqa
  
      await platform_async_setup_entry(
          hass, entry, async_add_entities,
          component_key='sensor',
          info_type=SensorInfo, entity_type=EsphomeSensor,
          state_type=SensorState
      )
  
  
  class EsphomeSensor(EsphomeEntity):
      """A sensor implementation for esphome."""
  
      @property
      def _static_info(self) -> 'SensorInfo':
          return super()._static_info
  
      @property
      def _state(self) -> Optional['SensorState']:
          return super()._state
  
      @property
      def icon(self) -> str:
          """Return the icon."""
          return self._static_info.icon
  
      @property
      def state(self) -> Optional[str]:
          """Return the state of the entity."""
          if self._state is None:
              return None
          if math.isnan(self._state.state):
              return None
          return '{:.{prec}f}'.format(
              self._state.state, prec=self._static_info.accuracy_decimals)
  
      @property
      def unit_of_measurement(self) -> str:
          """Return the unit the value is expressed in."""
          return self._static_info.unit_of_measurement
  
new_contents: """Support for esphome sensors."""
  import logging
  import math
  from typing import Optional, TYPE_CHECKING
  
  from homeassistant.components.esphome import EsphomeEntity, \
      platform_async_setup_entry
  from homeassistant.config_entries import ConfigEntry
  from homeassistant.helpers.typing import HomeAssistantType
  
  if TYPE_CHECKING:
      # pylint: disable=unused-import
      from aioesphomeapi import ( # noqa
          SensorInfo, SensorState, TextSensorInfo, TextSensorState)
  
  DEPENDENCIES = ['esphome']
  _LOGGER = logging.getLogger(__name__)
  
  
  async def async_setup_entry(hass: HomeAssistantType,
                              entry: ConfigEntry, async_add_entities) -> None:
      """Set up esphome sensors based on a config entry."""
      # pylint: disable=redefined-outer-name
      from aioesphomeapi import (  # noqa
          SensorInfo, SensorState, TextSensorInfo, TextSensorState)
  
      await platform_async_setup_entry(
          hass, entry, async_add_entities,
          component_key='sensor',
          info_type=SensorInfo, entity_type=EsphomeSensor,
          state_type=SensorState
      )
      await platform_async_setup_entry(
          hass, entry, async_add_entities,
          component_key='text_sensor',
          info_type=TextSensorInfo, entity_type=EsphomeTextSensor,
          state_type=TextSensorState
      )
  
  
  class EsphomeSensor(EsphomeEntity):
      """A sensor implementation for esphome."""
  
      @property
      def _static_info(self) -> 'SensorInfo':
          return super()._static_info
  
      @property
      def _state(self) -> Optional['SensorState']:
          return super()._state
  
      @property
      def icon(self) -> str:
          """Return the icon."""
          return self._static_info.icon
  
      @property
      def state(self) -> Optional[str]:
          """Return the state of the entity."""
          if self._state is None:
              return None
          if math.isnan(self._state.state):
              return None
          return '{:.{prec}f}'.format(
              self._state.state, prec=self._static_info.accuracy_decimals)
  
      @property
      def unit_of_measurement(self) -> str:
          """Return the unit the value is expressed in."""
          return self._static_info.unit_of_measurement
  
  
  class EsphomeTextSensor(EsphomeEntity):
      """A text sensor implementation for ESPHome."""
  
      @property
      def _static_info(self) -> 'TextSensorInfo':
          return super()._static_info
  
      @property
      def _state(self) -> Optional['TextSensorState']:
          return super()._state
  
      @property
      def icon(self) -> str:
          """Return the icon."""
          return self._static_info.icon
  
      @property
      def state(self) -> Optional[str]:
          """Return the state of the entity."""
          if self._state is None:
              return None
          return self._state.state
  
subject: Add native ESPHome API text sensor (#19377)