def process_subtitles(self, video_id, normal_subtitles, automatic_captions):
"""Select the requested subtitles and their format"""
- available_subs = {}
+ available_subs, normal_sub_langs = {}, []
if normal_subtitles and self.params.get('writesubtitles'):
available_subs.update(normal_subtitles)
+ normal_sub_langs = tuple(normal_subtitles.keys())
if automatic_captions and self.params.get('writeautomaticsub'):
for lang, cap_info in automatic_captions.items():
if lang not in available_subs:
available_subs):
return None
- all_sub_langs = available_subs.keys()
+ all_sub_langs = tuple(available_subs.keys())
if self.params.get('allsubtitles', False):
requested_langs = all_sub_langs
elif self.params.get('subtitleslangs', False):
else:
requested_langs.extend(current_langs)
requested_langs = orderedSet(requested_langs)
- elif 'en' in available_subs:
- requested_langs = ['en']
+ elif normal_sub_langs:
+ requested_langs = ['en'] if 'en' in normal_sub_langs else normal_sub_langs[:1]
else:
- requested_langs = [list(all_sub_langs)[0]]
+ requested_langs = ['en'] if 'en' in all_sub_langs else all_sub_langs[:1]
if requested_langs:
self.write_debug('Downloading subtitles: %s' % ', '.join(requested_langs))