docs: def _writeIndexListOffset(xmlWriter, offset):
      """ #TODO: docstring
  
      :param xmlWriter: #TODO: docstring
      :param offset: #TODO: docstring
      """
      xmlIndexListOffset = ETREE.Element('indexListOffset')
      xmlIndexListOffset.text = str(offset)
  
      xmlWriter.write(xmlIndexListOffset, pretty_print=True)