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[YouTube] Refactor subtitle processing

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* move to internal function
* use `traverse-obj()`
This commit is contained in:
dirkf 2025-01-06 01:24:30 +00:00
parent ab7c61ca29
commit 00ad2b8ca1
1 changed files with 24 additions and 22 deletions
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46
youtube_dl/extractor/youtube.py
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@ -2415,9 +2415,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
'is_live': is_live,
}
pctr = try_get(
pctr = traverse_obj(
player_response,
lambda x: x['captions']['playerCaptionsTracklistRenderer'], dict)
('captions', 'playerCaptionsTracklistRenderer', T(dict)))
if pctr:
def process_language(container, base_url, lang_code, query):
lang_subs = []
@ -2431,28 +2431,30 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
})
container[lang_code] = lang_subs
subtitles = {}
for caption_track in (pctr.get('captionTracks') or []):
base_url = caption_track.get('baseUrl')
if not base_url:
continue
if caption_track.get('kind') != 'asr':
lang_code = caption_track.get('languageCode')
if not lang_code:
def process_subtitles():
subtitles = {}
for caption_track in traverse_obj(pctr, (
'captionTracks', lambda _, v: v.get('baseUrl'))):
if not base_url:
continue
process_language(
subtitles, base_url, lang_code, {})
continue
automatic_captions = {}
for translation_language in (pctr.get('translationLanguages') or []):
translation_language_code = translation_language.get('languageCode')
if not translation_language_code:
if caption_track.get('kind') != 'asr':
lang_code = caption_track.get('languageCode')
if not lang_code:
continue
process_language(
subtitles, base_url, lang_code, {})
continue
process_language(
automatic_captions, base_url, translation_language_code,
{'tlang': translation_language_code})
info['automatic_captions'] = automatic_captions
info['subtitles'] = subtitles
automatic_captions = {}
for translation_language in traverse_obj(pctr, (
'translationLanguages', lambda _, v: v.get('languageCode'))):
translation_language_code = translation_language['languageCode']
process_language(
automatic_captions, base_url, translation_language_code,
{'tlang': translation_language_code})
info['automatic_captions'] = automatic_captions
info['subtitles'] = subtitles
process_subtitles()
parsed_url = compat_urllib_parse_urlparse(url)
for component in (parsed_url.fragment, parsed_url.query):