Collecting youtube_dl==2014.12.12.2
Downloading youtube_dl-2014.12.12.2-py2.py3-none-any.whl (723kB)
Saved /tmp/tmpmr9hfepa/youtube_dl-2014.12.12.2-py2.py3-none-any.whl
Skipping youtube-dl, due to already being wheel.