+ def _parse_smil_subtitles(self, smil, namespace=None, subtitles_lang='en'):
+ closed_caption_e = find_xpath_attr(smil, self._xpath_ns('.//param', namespace), 'name', 'ClosedCaptionURL')
+ return {
+ 'en': [{
+ 'ext': 'ttml',
+ 'url': closed_caption_e.attrib['value'],
+ }]
+ } if closed_caption_e is not None and closed_caption_e.attrib.get('value') else []
+