Collecting youtube_dl==2014.12.12.7
Downloading youtube_dl-2014.12.12.7-py2.py3-none-any.whl (725kB)
Saved /tmp/tmp8roy27rr/youtube_dl-2014.12.12.7-py2.py3-none-any.whl
Skipping youtube-dl, due to already being wheel.