def __init__(self, device_name, device_id, rabbitmq_address, metric):
self.subscriber = PikaSubscriber(device_name=device_name,
device_id=device_id,
rabbitmq_address=rabbitmq_address,
metric_name=metric)
self.metric = metric
self.device_name = device_name
self.device_id = device_id
self.num_channels = get_num_channels(device_name, metric)
self.cassandra_dao = CassandraDAL()
