code: def config(self, configlet=None, plane='sdr', **attributes):
          
          begin = time.time()
          label = self._chain.target_device.config(configlet, plane, **attributes)
          elapsed = time.time() - begin
          if label:
              self.emit_message("Configuration change last {:.0f}s. Label: {}".format(elapsed, label),
                                log_level=logging.INFO)
          else:
              self.emit_message("Configuration failed.", log_level=logging.WARNING)
  
          return label
docs: Configure the device.
  
          This method applies configuration to the device.
  
          Args:
              configlet (text): The configuration template.
              plane (text): sdr or admin
              attributes (dict): The dictionary of attributes used in template.
  
          Returns:
              A string with commit label or None