91 lines
2.8 KiB
Python
91 lines
2.8 KiB
Python
"""Support for displaying the current CPU speed."""
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from __future__ import annotations
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from cpuinfo import cpuinfo
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import voluptuous as vol
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from homeassistant.components.sensor import PLATFORM_SCHEMA, SensorEntity
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from homeassistant.config_entries import SOURCE_IMPORT, ConfigEntry
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from homeassistant.const import CONF_NAME, FREQUENCY_GIGAHERTZ
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from homeassistant.core import HomeAssistant
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import homeassistant.helpers.config_validation as cv
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
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from .const import DOMAIN, LOGGER
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ATTR_BRAND = "brand"
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ATTR_HZ = "ghz_advertised"
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ATTR_ARCH = "arch"
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HZ_ACTUAL = "hz_actual"
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HZ_ADVERTISED = "hz_advertised"
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DEFAULT_NAME = "CPU speed"
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
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{vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string}
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)
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async def async_setup_platform(
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hass: HomeAssistant,
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config: ConfigType,
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async_add_entities: AddEntitiesCallback,
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discovery_info: DiscoveryInfoType | None = None,
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) -> None:
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"""Set up the CPU speed sensor."""
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LOGGER.warning(
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"Configuration of the CPU Speed platform in YAML is deprecated and will be "
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"removed in Home Assistant 2022.4; Your existing configuration "
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"has been imported into the UI automatically and can be safely removed "
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"from your configuration.yaml file"
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)
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hass.async_create_task(
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hass.config_entries.flow.async_init(
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DOMAIN,
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context={"source": SOURCE_IMPORT},
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data={CONF_NAME: config[CONF_NAME]},
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)
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)
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async def async_setup_entry(
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hass: HomeAssistant,
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entry: ConfigEntry,
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async_add_entities: AddEntitiesCallback,
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) -> None:
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"""Set up the platform from config_entry."""
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async_add_entities([CPUSpeedSensor(entry)], True)
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class CPUSpeedSensor(SensorEntity):
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"""Representation of a CPU sensor."""
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_attr_icon = "mdi:pulse"
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_attr_name = "CPU Speed"
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_attr_native_unit_of_measurement = FREQUENCY_GIGAHERTZ
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def __init__(self, entry: ConfigEntry) -> None:
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"""Initialize the CPU sensor."""
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self._attr_unique_id = entry.entry_id
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def update(self) -> None:
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"""Get the latest data and updates the state."""
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info = cpuinfo.get_cpu_info()
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if info and HZ_ACTUAL in info:
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self._attr_native_value = round(float(info[HZ_ACTUAL][0]) / 10 ** 9, 2)
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else:
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self._attr_native_value = None
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if info:
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self._attr_extra_state_attributes = {
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ATTR_ARCH: info["arch_string_raw"],
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ATTR_BRAND: info["brand_raw"],
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}
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if HZ_ADVERTISED in info:
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self._attr_extra_state_attributes[ATTR_HZ] = round(
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info[HZ_ADVERTISED][0] / 10 ** 9, 2
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)
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