def __init__(self, device_name, device_id, host):
     self.device_name = device_name
     self.device_id = device_id
     self.host = host
     self.subscriber = PikaSubscriber(self.device_name, self.device_id,
                                      self.host)
     self.model = None
    def __init__(self):

        super(PikaRecordStream, self).__init__()

        # keep track of how many records have been streamed
        self._recordCount = 0
        self.subscriber = PikaSubscriber(_DEVICE_NAME, _DEVICE_ID, _HOST)
        self.subscriber.connect()