code: def _loadRecordingDevices(self):
          
          return {device.name: device for device in
                  [self.createDevice(deviceCfg) for deviceCfg in self.config['accelerometers']]}
docs: Loads the recordingDevices specified in the configuration.
          :param: handlers the loaded handlers.
          :return: the constructed recordingDevices in a dict keyed by name.