core/homeassistant/components/demo/binary_sensor.py

43 lines
1.2 KiB
Python

"""Demo platform that has two fake binary sensors."""
from homeassistant.components.binary_sensor import BinarySensorDevice
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up the Demo binary sensor platform."""
add_entities(
[
DemoBinarySensor("Basement Floor Wet", False, "moisture"),
DemoBinarySensor("Movement Backyard", True, "motion"),
]
)
class DemoBinarySensor(BinarySensorDevice):
"""representation of a Demo binary sensor."""
def __init__(self, name, state, device_class):
"""Initialize the demo sensor."""
self._name = name
self._state = state
self._sensor_type = device_class
@property
def device_class(self):
"""Return the class of this sensor."""
return self._sensor_type
@property
def should_poll(self):
"""No polling needed for a demo binary sensor."""
return False
@property
def name(self):
"""Return the name of the binary sensor."""
return self._name
@property
def is_on(self):
"""Return true if the binary sensor is on."""
return self._state