user@bpi-iot-ros-ai:~# pip install git+git://github.com/thann/play-with-mpv --us                                       er
Collecting git+git://github.com/thann/play-with-mpv
  Cloning git://github.com/thann/play-with-mpv to /tmp/pip-MpLs1w-build
Requirement already satisfied (use --upgrade to upgrade): youtube-dl in /usr/lib/python2.7/dist-packages (from play-with-mpv===0.0.6)
Installing collected packages: play-with-mpv
  Running setup.py install for play-with-mpv ... done
Successfully installed play-with-mpv

user@bpi-iot-ros-ai:~# play-with-mpv
play-with-mpv: command not found

lena@orangepiplus2e:~$ pip install --upgrade pip
Requirement already up-to-date: pip in ./.local/lib/python2.7/site-packages
lena@orangepiplus2e:~$ pip install git+git://github.com/thann/play-with-mpv --user
Collecting git+git://github.com/thann/play-with-mpv
  Cloning git://github.com/thann/play-with-mpv to /tmp/pip-4mBVr6-build
Could not import setuptools which is required to install from a source distribution.
Please install setuptools.

find / -name "play-*" 2>/dev/null
/home/user/.local/bin/play-with-mpv

pip install setuptools

play-with-mpv

echo $PATH