[teachable] Skip login when already logged in (closes #22572)
[youtube-dl] / youtube_dl / extractor / umg.py
2017-12-26 sprhawkMerge branch 'master' of github.com:rg3/youtube-dl...
2017-12-26 Remita Amine[umg:de] Add new extractor(closes #11582)(closes #11584)