code: def Select(self, command, index):
          
          OutstationApplication.process_point_value('Select', command, index, None)
          return opendnp3.CommandStatus.SUCCESS
docs: The Master sent a Select command to the Outstation. Handle it.
  
          :param command: ControlRelayOutputBlock,
                          AnalogOutputInt16, AnalogOutputInt32, AnalogOutputFloat32, or AnalogOutputDouble64.
          :param index: int
          :return: CommandStatus