Collecting youtube_dl==2014.12.04.1
Downloading youtube_dl-2014.12.04.1-py2.py3-none-any.whl (714kB)
Saved /tmp/tmpbqsvjh43/youtube_dl-2014.12.04.1-py2.py3-none-any.whl
Skipping youtube-dl, due to already being wheel.