104 lines
3.1 KiB
Python
104 lines
3.1 KiB
Python
"""
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Support for Tellstick sensors.
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/sensor.tellstick/
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"""
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import logging
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from collections import namedtuple
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import homeassistant.util as util
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from homeassistant.const import TEMP_CELCIUS
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from homeassistant.helpers.entity import Entity
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DatatypeDescription = namedtuple("DatatypeDescription", ['name', 'unit'])
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REQUIREMENTS = ['tellcore-py==1.1.2']
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# pylint: disable=unused-argument
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def setup_platform(hass, config, add_devices, discovery_info=None):
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"""Setup Tellstick sensors."""
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import tellcore.telldus as telldus
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import tellcore.constants as tellcore_constants
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sensor_value_descriptions = {
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tellcore_constants.TELLSTICK_TEMPERATURE:
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DatatypeDescription(
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'temperature', config.get('temperature_scale', TEMP_CELCIUS)),
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tellcore_constants.TELLSTICK_HUMIDITY:
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DatatypeDescription('humidity', '%'),
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tellcore_constants.TELLSTICK_RAINRATE:
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DatatypeDescription('rain rate', ''),
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tellcore_constants.TELLSTICK_RAINTOTAL:
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DatatypeDescription('rain total', ''),
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tellcore_constants.TELLSTICK_WINDDIRECTION:
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DatatypeDescription('wind direction', ''),
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tellcore_constants.TELLSTICK_WINDAVERAGE:
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DatatypeDescription('wind average', ''),
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tellcore_constants.TELLSTICK_WINDGUST:
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DatatypeDescription('wind gust', '')
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}
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try:
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core = telldus.TelldusCore()
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except OSError:
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logging.getLogger(__name__).exception(
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'Could not initialize Tellstick.')
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return
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sensors = []
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datatype_mask = util.convert(config.get('datatype_mask'), int, 127)
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for ts_sensor in core.sensors():
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try:
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sensor_name = config[ts_sensor.id]
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except KeyError:
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if util.convert(config.get('only_named'), bool, False):
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continue
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sensor_name = str(ts_sensor.id)
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for datatype in sensor_value_descriptions.keys():
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if datatype & datatype_mask and ts_sensor.has_value(datatype):
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sensor_info = sensor_value_descriptions[datatype]
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sensors.append(
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TellstickSensor(
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sensor_name, ts_sensor, datatype, sensor_info))
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add_devices(sensors)
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class TellstickSensor(Entity):
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"""Representation of a Tellstick sensor."""
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def __init__(self, name, sensor, datatype, sensor_info):
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"""Initialize the sensor."""
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self.datatype = datatype
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self.sensor = sensor
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self._unit_of_measurement = sensor_info.unit or None
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self._name = "{} {}".format(name, sensor_info.name)
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@property
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def name(self):
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"""Return the name of the sensor."""
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return self._name
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@property
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def state(self):
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"""Return the state of the sensor."""
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return self.sensor.value(self.datatype).value
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@property
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def unit_of_measurement(self):
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"""Return the unit of measurement of this entity, if any."""
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return self._unit_of_measurement
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