text: """Constants used be the HomeKit component."""
  # #### MISC ####
  DEBOUNCE_TIMEOUT = 0.5
  DOMAIN = 'homekit'
  HOMEKIT_FILE = '.homekit.state'
  HOMEKIT_NOTIFY_ID = 4663548
  
  # #### CONFIG ####
  CONF_AUTO_START = 'auto_start'
  CONF_ENTITY_CONFIG = 'entity_config'
  CONF_FILTER = 'filter'
  
  # #### CONFIG DEFAULTS ####
  DEFAULT_AUTO_START = True
  DEFAULT_PORT = 51827
  
  # #### HOMEKIT COMPONENT SERVICES ####
  SERVICE_HOMEKIT_START = 'start'
  
  # #### STRING CONSTANTS ####
  BRIDGE_MODEL = 'Bridge'
  BRIDGE_NAME = 'Home Assistant Bridge'
  BRIDGE_SERIAL_NUMBER = 'homekit.bridge'
  MANUFACTURER = 'Home Assistant'
  
  # #### Services ####
  SERV_ACCESSORY_INFO = 'AccessoryInformation'
  SERV_AIR_QUALITY_SENSOR = 'AirQualitySensor'
  SERV_CARBON_DIOXIDE_SENSOR = 'CarbonDioxideSensor'
  SERV_CARBON_MONOXIDE_SENSOR = 'CarbonMonoxideSensor'
  SERV_CONTACT_SENSOR = 'ContactSensor'
  SERV_GARAGE_DOOR_OPENER = 'GarageDoorOpener'
  SERV_HUMIDITY_SENSOR = 'HumiditySensor'  # CurrentRelativeHumidity
  SERV_LEAK_SENSOR = 'LeakSensor'
  SERV_LIGHT_SENSOR = 'LightSensor'
  SERV_LIGHTBULB = 'Lightbulb'  # On | Brightness, Hue, Saturation, Name
  SERV_LOCK = 'LockMechanism'
  SERV_MOTION_SENSOR = 'MotionSensor'
  SERV_OCCUPANCY_SENSOR = 'OccupancySensor'
  SERV_SECURITY_SYSTEM = 'SecuritySystem'
  SERV_SMOKE_SENSOR = 'SmokeSensor'
  SERV_SWITCH = 'Switch'
  SERV_TEMPERATURE_SENSOR = 'TemperatureSensor'
  SERV_THERMOSTAT = 'Thermostat'
  SERV_WINDOW_COVERING = 'WindowCovering'
  # CurrentPosition, TargetPosition, PositionState
  
  # #### Characteristics ####
  CHAR_AIR_PARTICULATE_DENSITY = 'AirParticulateDensity'
  CHAR_AIR_QUALITY = 'AirQuality'
  CHAR_BRIGHTNESS = 'Brightness'  # Int | [0, 100]
  CHAR_CARBON_DIOXIDE_DETECTED = 'CarbonDioxideDetected'
  CHAR_CARBON_DIOXIDE_LEVEL = 'CarbonDioxideLevel'
  CHAR_CARBON_DIOXIDE_PEAK_LEVEL = 'CarbonDioxidePeakLevel'
  CHAR_CARBON_MONOXIDE_DETECTED = 'CarbonMonoxideDetected'
  CHAR_COLOR_TEMPERATURE = 'ColorTemperature'
  CHAR_CONTACT_SENSOR_STATE = 'ContactSensorState'
  CHAR_COOLING_THRESHOLD_TEMPERATURE = 'CoolingThresholdTemperature'
  CHAR_CURRENT_AMBIENT_LIGHT_LEVEL = 'CurrentAmbientLightLevel'
  CHAR_CURRENT_DOOR_STATE = 'CurrentDoorState'
  CHAR_CURRENT_HEATING_COOLING = 'CurrentHeatingCoolingState'
  CHAR_CURRENT_POSITION = 'CurrentPosition'  # Int | [0, 100]
  CHAR_CURRENT_HUMIDITY = 'CurrentRelativeHumidity'  # percent
  CHAR_CURRENT_SECURITY_STATE = 'SecuritySystemCurrentState'
  CHAR_CURRENT_TEMPERATURE = 'CurrentTemperature'
  CHAR_FIRMWARE_REVISION = 'FirmwareRevision'
  CHAR_HEATING_THRESHOLD_TEMPERATURE = 'HeatingThresholdTemperature'
  CHAR_HUE = 'Hue'  # arcdegress | [0, 360]
  CHAR_LEAK_DETECTED = 'LeakDetected'
  CHAR_LOCK_CURRENT_STATE = 'LockCurrentState'
  CHAR_LOCK_TARGET_STATE = 'LockTargetState'
  CHAR_LINK_QUALITY = 'LinkQuality'
  CHAR_MANUFACTURER = 'Manufacturer'
  CHAR_MODEL = 'Model'
  CHAR_MOTION_DETECTED = 'MotionDetected'
  CHAR_NAME = 'Name'
  CHAR_OCCUPANCY_DETECTED = 'OccupancyDetected'
  CHAR_ON = 'On'  # boolean
  CHAR_POSITION_STATE = 'PositionState'
  CHAR_SATURATION = 'Saturation'  # percent
  CHAR_SERIAL_NUMBER = 'SerialNumber'
  CHAR_SMOKE_DETECTED = 'SmokeDetected'
  CHAR_TARGET_DOOR_STATE = 'TargetDoorState'
  CHAR_TARGET_HEATING_COOLING = 'TargetHeatingCoolingState'
  CHAR_TARGET_POSITION = 'TargetPosition'  # Int | [0, 100]
  CHAR_TARGET_SECURITY_STATE = 'SecuritySystemTargetState'
  CHAR_TARGET_TEMPERATURE = 'TargetTemperature'
  CHAR_TEMP_DISPLAY_UNITS = 'TemperatureDisplayUnits'
  
  # #### Properties ####
  PROP_CELSIUS = {'minValue': -273, 'maxValue': 999}
  
  # #### Device Class ####
  DEVICE_CLASS_CO2 = 'co2'
  DEVICE_CLASS_DOOR = 'door'
  DEVICE_CLASS_GARAGE_DOOR = 'garage_door'
  DEVICE_CLASS_GAS = 'gas'
  DEVICE_CLASS_HUMIDITY = 'humidity'
  DEVICE_CLASS_LIGHT = 'light'
  DEVICE_CLASS_MOISTURE = 'moisture'
  DEVICE_CLASS_MOTION = 'motion'
  DEVICE_CLASS_OCCUPANCY = 'occupancy'
  DEVICE_CLASS_OPENING = 'opening'
  DEVICE_CLASS_PM25 = 'pm25'
  DEVICE_CLASS_SMOKE = 'smoke'
  DEVICE_CLASS_TEMPERATURE = 'temperature'
  DEVICE_CLASS_WINDOW = 'window'
  