if subtitles:
for _, subtitle in subtitles.items():
for subtitle_format in subtitle:
- subtitle_format['url'] = sanitize_url(subtitle_format['url'])
+ if subtitle_format.get('url'):
+ subtitle_format['url'] = sanitize_url(subtitle_format['url'])
if 'ext' not in subtitle_format:
subtitle_format['ext'] = determine_ext(subtitle_format['url']).lower()