code: def _get_format_name_loader_mapping(self):
          
  
          loader_table = self._get_common_loader_mapping()
          loader_table.update(
              {
                  "excel": ExcelTableFileLoader,
                  "json_lines": JsonLinesTableFileLoader,
                  "markdown": MarkdownTableFileLoader,
                  "mediawiki": MediaWikiTableFileLoader,
                  "ssv": CsvTableFileLoader,
              }
          )
  
          return loader_table
docs: :return: Mappings of format name and loader class.
          :rtype: dict