sensor.py

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"""Support for Fast.com internet speed testing sensor."""
 
from __future__ import annotations
 
from homeassistant.components.sensor import (
    SensorDeviceClass,
    SensorEntity,
    SensorStateClass,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import UnitOfDataRate
from homeassistant.core import HomeAssistant
from homeassistant.helpers.device_registry import DeviceEntryType, DeviceInfo
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.update_coordinator import CoordinatorEntity
 
from .const import DOMAIN
from .coordinator import FastdotcomDataUpdateCoordinator
 
 
async def async_setup_entry(
    hass: HomeAssistant,
    entry: ConfigEntry,
    async_add_entities: AddEntitiesCallback,
) -> None:
    """Set up the Fast.com sensor."""
    coordinator: FastdotcomDataUpdateCoordinator = hass.data[DOMAIN][entry.entry_id]
    async_add_entities([SpeedtestSensor(entry.entry_id, coordinator)])
 
 
class SpeedtestSensor(CoordinatorEntity[FastdotcomDataUpdateCoordinator], SensorEntity):
    """Implementation of a Fast.com sensor."""
 
    _attr_translation_key = "download"
    _attr_device_class = SensorDeviceClass.DATA_RATE
    _attr_native_unit_of_measurement = UnitOfDataRate.MEGABITS_PER_SECOND
    _attr_state_class = SensorStateClass.MEASUREMENT
    _attr_should_poll = False
    _attr_has_entity_name = True
 
    def __init__(
        self, entry_id: str, coordinator: FastdotcomDataUpdateCoordinator
    ) -> None:
        """Initialize the sensor."""
        super().__init__(coordinator)
        self._attr_unique_id_attr_unique_id = entry_id
        self._attr_device_info_attr_device_info = DeviceInfo(
            identifiers={(DOMAIN, entry_id)},
            entry_type=DeviceEntryType.SERVICE,
            configuration_url="https://www.fast.com",
        )
 
    @property
    def native_value(
        self,
    ) -> float:
        """Return the state of the sensor."""
        return self.coordinator.data