code: def _ParseLogLine(self, parser_mediator, structure):
      
      try:
        date_time = dfdatetime_time_elements.TimeElements(
            time_elements_tuple=structure.date_time)
        # TODO: check if date and time values are local time or in UTC.
        date_time.is_local_time = True
      except ValueError:
        parser_mediator.ProduceExtractionWarning(
            'invalid date time value: {0!s}'.format(structure.date_time))
        return
  
      event_data = SophosAVLogEventData()
      event_data.text = structure.text
  
      event = time_events.DateTimeValuesEvent(
          date_time, definitions.TIME_DESCRIPTION_ADDED,
          time_zone=parser_mediator.timezone)
      parser_mediator.ProduceEventWithEventData(event, event_data)
docs: Parses a log line.
  
      Args:
        parser_mediator (ParserMediator): mediates interactions between parsers
            and other components, such as storage and dfvfs.
        structure (pyparsing.ParseResults): structure of tokens derived from
            a line of a text file.