code: def process_point_value(cls, command_type, command, index, op_type):
          
          _log.debug('Processing received point value for index {}: {}'.format(index, command))
docs: A PointValue was received from the Master. Process its payload.
  
          :param command_type: (string) Either 'Select' or 'Operate'.
          :param command: A ControlRelayOutputBlock or else a wrapped data value (AnalogOutputInt16, etc.).
          :param index: (integer) DNP3 index of the payload's data definition.
          :param op_type: An OperateType, or None if command_type == 'Select'.