mirror of https://github.com/yt-dlp/yt-dlp.git
[extractor/youtube] Improve chapter parsing from description
Closes #5448
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@ -3027,9 +3027,14 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
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for contents in content_list)), [])
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def _extract_chapters_from_description(self, description, duration):
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duration_re = r'(?:\d+:)?\d{1,2}:\d{2}'
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sep_re = r'(?m)^\s*(%s)\b\W*\s(%s)\s*$'
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return self._extract_chapters(
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re.findall(r'(?m)^((?:\d+:)?\d{1,2}:\d{2})\b\W*\s(.+?)\s*$', description or ''),
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re.findall(sep_re % (duration_re, r'.+?'), description or ''),
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chapter_time=lambda x: parse_duration(x[0]), chapter_title=lambda x: x[1],
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duration=duration, strict=False) or self._extract_chapters(
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re.findall(sep_re % (r'.+?', duration_re), description or ''),
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chapter_time=lambda x: parse_duration(x[1]), chapter_title=lambda x: x[0],
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duration=duration, strict=False)
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def _extract_chapters(self, chapter_list, chapter_time, chapter_title, duration, strict=True):
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