Collecting youtube_dl==2017.5.18.1 Downloading youtube_dl-2017.5.18.1-py2.py3-none-any.whl (1.6MB) Saved /tmp/tmpp5bq2udq/youtube_dl-2017.5.18.1-py2.py3-none-any.whl Skipping youtube-dl, due to already being wheel.