http://gitunderground.i2p/archive/youtube-dl/commit/d95c0d203fa74c806a806806f7c5286ca532b936
_og_search_thumbnail ( webpage ) if image : thumbnails . append ( { ' id ' : ' full ' , ' url ' : image , ' preference ' : 1 , } ) entries . append ( { ' _type ' : ' video ' , ' id ' : video_id , ' title ' : title , ' formats ' : formats , ' subtitles ' : subtitles , ' description ' : sd . get ( ' description ' ) , ' duration ' : int_or_none ( sd . get ( ' duration_in_seconds ' ) ) , ' upload_date ' : upload_date , ' thumbnails ' : thumbnails , } ) return { ' _type ' : ' playlist ' , ' entries ' : entries...