code: def ReadAllClientGraphSeries(
        self,
        client_label,
        report_type,
        time_range = None,
    ):
      
      series_with_timestamps = {}
      for series_key, series in iteritems(self.client_graph_series):
        series_label, series_type, timestamp = series_key
        if series_label == client_label and series_type == report_type:
          if time_range is not None and not time_range.Includes(timestamp):
            continue
          series_with_timestamps[timestamp.Copy()] = series.Copy()
      return series_with_timestamps
docs: See db.Database.