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[videolectures.net] Make description optional
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@ -36,7 +36,10 @@ def _real_extract(self, url):
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smil = self._download_xml(smil_url, video_id)
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smil = self._download_xml(smil_url, video_id)
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title = find_xpath_attr(smil, './/meta', 'name', 'title').attrib['content']
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title = find_xpath_attr(smil, './/meta', 'name', 'title').attrib['content']
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description = find_xpath_attr(smil, './/meta', 'name', 'abstract').attrib['content']
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description_el = find_xpath_attr(smil, './/meta', 'name', 'abstract')
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description = (
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None if description_el is None
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else description_el.attrib['content'])
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upload_date = unified_strdate(
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upload_date = unified_strdate(
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find_xpath_attr(smil, './/meta', 'name', 'date').attrib['content'])
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find_xpath_attr(smil, './/meta', 'name', 'date').attrib['content'])
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