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Add optional unit of measurement (#6796)

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Fabian Affolter 2017-03-26 15:52:59 +02:00 committed by GitHub
parent 5d5547cdb6
commit 7782e7e948
1 changed files with 12 additions and 3 deletions
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15
homeassistant/components/sensor/random.py
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@ -11,7 +11,8 @@ import voluptuous as vol
import homeassistant.helpers.config_validation as cv import homeassistant.helpers.config_validation as cv
from homeassistant.components.sensor import PLATFORM_SCHEMA from homeassistant.components.sensor import PLATFORM_SCHEMA
from homeassistant.const import (CONF_NAME, CONF_MINIMUM, CONF_MAXIMUM) from homeassistant.const import (
CONF_NAME, CONF_MINIMUM, CONF_MAXIMUM, CONF_UNIT_OF_MEASUREMENT)
from homeassistant.helpers.entity import Entity from homeassistant.helpers.entity import Entity
_LOGGER = logging.getLogger(__name__) _LOGGER = logging.getLogger(__name__)
@ -26,6 +27,7 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Optional(CONF_MAXIMUM, default=DEFAULT_MAX): cv.positive_int, vol.Optional(CONF_MAXIMUM, default=DEFAULT_MAX): cv.positive_int,
vol.Optional(CONF_MINIMUM, default=DEFAULT_MIN): cv.positive_int, vol.Optional(CONF_MINIMUM, default=DEFAULT_MIN): cv.positive_int,
vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string, vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
vol.Optional(CONF_UNIT_OF_MEASUREMENT): cv.string,
}) })
@ -35,19 +37,21 @@ def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
name = config.get(CONF_NAME) name = config.get(CONF_NAME)
minimum = config.get(CONF_MINIMUM) minimum = config.get(CONF_MINIMUM)
maximum = config.get(CONF_MAXIMUM) maximum = config.get(CONF_MAXIMUM)
unit = config.get(CONF_UNIT_OF_MEASUREMENT)
async_add_devices([RandomSensor(name, minimum, maximum)], True) async_add_devices([RandomSensor(name, minimum, maximum, unit)], True)
return True return True
class RandomSensor(Entity): class RandomSensor(Entity):
"""Representation of a Random number sensor.""" """Representation of a Random number sensor."""
def __init__(self, name, minimum, maximum): def __init__(self, name, minimum, maximum, unit_of_measurement):
"""Initialize the sensor.""" """Initialize the sensor."""
self._name = name self._name = name
self._minimum = minimum self._minimum = minimum
self._maximum = maximum self._maximum = maximum
self._unit_of_measurement = unit_of_measurement
self._state = None self._state = None
@property @property
@ -65,6 +69,11 @@ class RandomSensor(Entity):
"""Icon to use in the frontend, if any.""" """Icon to use in the frontend, if any."""
return ICON return ICON
@property
def unit_of_measurement(self):
"""Return the unit this state is expressed in."""
return self._unit_of_measurement
@asyncio.coroutine @asyncio.coroutine
def async_update(self): def async_update(self):
"""Get a new number and updates the states.""" """Get a new number and updates the states."""