docs: def _export_section(sections, pc):
      """
      Switch chron data to index-by-number
      :param dict sections: Metadata
      :return list _sections: Metadata
      """
      logger_jsons.info("enter export_data: {}".format(pc))
      _sections = []
  
      for name, section in sections.items():
  
          # Process chron models
          if "model" in section:
              section["model"] = _export_model(section["model"])
  
          # Process the chron measurement table
          if "measurementTable" in section:
              section["measurementTable"] = _idx_table_by_num(section["measurementTable"])
  
          # Add only the table to the output list
          _sections.append(section)
  
      logger_jsons.info("exit export_data: {}".format(pc))
      return _sections