core/homeassistant/components/switch/demo.py

48 lines
1.3 KiB
Python

""" Demo platform that has two fake switchces. """
from homeassistant.helpers.device import ToggleDevice
from homeassistant.const import STATE_ON, STATE_OFF, DEVICE_DEFAULT_NAME
# pylint: disable=unused-argument
def setup_platform(hass, config, add_devices_callback, discovery_info=None):
""" Find and return demo switches. """
add_devices_callback([
DemoSwitch('Ceiling', STATE_ON),
DemoSwitch('AC', STATE_OFF)
])
class DemoSwitch(ToggleDevice):
""" Provides a demo switch. """
def __init__(self, name, state):
self._name = name or DEVICE_DEFAULT_NAME
self._state = state
@property
def should_poll(self):
""" No polling needed for a demo switch. """
return False
@property
def name(self):
""" Returns the name of the device if any. """
return self._name
@property
def state(self):
""" Returns the name of the device if any. """
return self._state
@property
def is_on(self):
""" True if device is on. """
return self._state == STATE_ON
def turn_on(self, **kwargs):
""" Turn the device on. """
self._state = STATE_ON
def turn_off(self, **kwargs):
""" Turn the device off. """
self._state = STATE_OFF