## HtmlSaveOptions.export_xhtml_transitional property Specifies whether to write the DOCTYPE declaration when saving to HTML or MHTML. When ``True``, writes a DOCTYPE declaration in the document pr......save(file_name=ARTIFACTS_DIR + 'HtmlSaveOptions.ExportXhtmlTransitio...system_helper.io.File.read_all_text(ARTIFACTS_DIR + 'HtmlSaveOptions.ExportXhtmlTransitio...