def __init__(self, topic, hardware_device, min_value=None, max_value=None):
Notifier.__init__(self)
Observer.__init__(self)
DigitalDevice.__init__(self)
MQTTTarget.__init__(self, topic=topic)
self._hardware_device = hardware_device
self._min_value = min_value
self._max_value = max_value
self._setup_hardware_device()
def __init__(self, size: int, hardware_device=None):
logger.debug(
'Creating a digital sensor group with {0} sensors'.format(size))
Notifier.__init__(self)
Observer.__init__(self)
self._states = [DigitalSensor.LOW] * size
self._hardware_device = hardware_device
self._read_states_from_hardware_device()
logger.debug(
'Digital sensor group with {0} sensors is created'.format(size))
def __init__(self, topic: str, hardware_device=None, min_alarm=None, max_alarm=None):
logger.debug(
'Creating a voltage sensor named {0}'.format(topic))
Observer.__init__(self)
AnalogDevice.__init__(self)
LTC2945Sensor.__init__(self, topic=topic, hardware_device=hardware_device)
MQTTTarget.__init__(self, topic=topic)
self._value = 0
self._read_value_from_hardware_device()
logger.debug('Voltage sensor named {0} is created'.format(topic))
def __init__(self, topic: str, sensor_group, index: int):
Notifier.__init__(self)
Observer.__init__(self)
DigitalDevice.__init__(self)
MQTTTarget.__init__(self, topic=topic)
logger.debug(
'Creating a digital sensor named {0} at position {1} in the sensor group {2}'.format(self.topic, index,
sensor_group))
# assert that the index exists in the device group
sensor_group._get_state(index)
sensor_group.register_observer(self)
self._sensor_group = sensor_group
self._index = index
self._previous_state = None
logger.debug(
'Digital sensor named {0} at position {1} in the sensor group {2} is created'.format(self.topic, index,
sensor_group))
def __init__(self, id, host, username=None, password=None):
logger.debug('Creating MQTT client')
Notifier.__init__(self)
Observer.__init__(self)
self._last_known_payload = {}
self._mutex = Lock()
self._client_id = id
self._client = mqtt.Client(client_id=self._client_id, clean_session=True, protocol=mqtt.MQTTv311)
if username is not None:
self._client.username_pw_set(username=username, password=password)
self._client.on_message = self._on_message
self._client.on_connect = self._on_connect
self._client.will_set(topic='client/{0}'.format(self._client_id), payload=self.LOST_CONNECTION, qos=1)
self._connected = False
self._client.connect(host)
self._client.loop_start()
logger.debug('MQTT client is created')
while not self._connected:
pass
logger.debug('MQTT client is connected')
def __init__(self, topic):
Observer.__init__(self)
MQTTTarget.__init__(self, topic=topic)
def __init__(self, topic: str, hardware_device=None):
Notifier.__init__(self)
Observer.__init__(self)
self._hardware_device = hardware_device
self._setup_hardware_device()
self.name = topic