Collecting youtube_dl==2015.02.10.4
Downloading youtube_dl-2015.02.10.4-py2.py3-none-any.whl (820kB)
Saved /tmp/tmp7jlfntbq/youtube_dl-2015.02.10.4-py2.py3-none-any.whl
Skipping youtube-dl, due to already being wheel.