docs: def WriteValuesToJSONFile(self, state, values):
      """Write newline separated JSON dicts for each value.
  
      We write each dict separately so we don't have to hold all of the output
      streams in memory. We open and close the JSON array manually with [].
  
      Args:
        state: rdf_protodict.AttributedDict with the plugin's state.
        values: RDF values to export.
      """
      value_counters = {}
      max_post_size = config.CONFIG["BigQuery.max_file_post_size"]
      for value in values:
        class_name = value.__class__.__name__
        output_tracker, created = self._GetTempOutputFileHandles(class_name)
  
        # If our output stream is getting huge we should flush everything now and
        # set up new output files. Only start checking when we are getting within
        # range of the limit because we need to flush the stream to check the
        # size. Start counting at 0 so we check each file the first time.
        value_counters[class_name] = value_counters.get(class_name, -1) + 1
        if not value_counters[class_name] % max_post_size // 1000:
  
          # Flush our temp gzip handle so we can stat it to see how big it is.
          output_tracker.gzip_filehandle.flush()
          if os.path.getsize(output_tracker.gzip_filehandle.name) > max_post_size:
            # Flush what we have and get new temp output handles.
            self.Flush(state)
            value_counters[class_name] = 0
            output_tracker, created = self._GetTempOutputFileHandles(class_name)
  
        if not output_tracker.schema:
          output_tracker.schema = self.RDFValueToBigQuerySchema(value)
  
        if created:
          # Omit the leading newline for the first entry in the file.
          self._WriteJSONValue(output_tracker.gzip_filehandle, value)
        else:
          self._WriteJSONValue(
              output_tracker.gzip_filehandle, value, delimiter="\n")
  
      for output_tracker in itervalues(self.temp_output_trackers):
        output_tracker.gzip_filehandle.flush()