63 lines
2.0 KiB
Python
63 lines
2.0 KiB
Python
"""
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Support for getting temperature from TEMPer devices.
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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.temper/
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"""
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import logging
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from homeassistant.const import CONF_NAME, DEVICE_DEFAULT_NAME
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from homeassistant.helpers.entity import Entity
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_LOGGER = logging.getLogger(__name__)
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REQUIREMENTS = ['https://github.com/rkabadi/temper-python/archive/'
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'3dbdaf2d87b8db9a3cd6e5585fc704537dd2d09b.zip'
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'#temperusb==1.2.3']
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# pylint: disable=unused-argument
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def setup_platform(hass, config, add_devices_callback, discovery_info=None):
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"""Setup the Temper sensors."""
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from temperusb.temper import TemperHandler
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temp_unit = hass.config.temperature_unit
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name = config.get(CONF_NAME, DEVICE_DEFAULT_NAME)
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temper_devices = TemperHandler().get_devices()
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add_devices_callback([TemperSensor(dev, temp_unit, name + '_' + str(idx))
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for idx, dev in enumerate(temper_devices)])
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class TemperSensor(Entity):
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"""Representation of a Temper temperature sensor."""
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def __init__(self, temper_device, temp_unit, name):
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"""Initialize the sensor."""
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self.temper_device = temper_device
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self.temp_unit = temp_unit
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self.current_value = None
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self._name = name
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@property
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def name(self):
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"""Return the name of the temperature 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 entity."""
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return self.current_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.temp_unit
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def update(self):
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"""Retrieve latest state."""
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try:
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self.current_value = self.temper_device.get_temperature()
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except IOError:
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_LOGGER.error('Failed to get temperature due to insufficient '
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'permissions. Try running with "sudo"')
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