Is there something I'm forgetting here?
sudo python -m pip install pathlib six sge-pygame tmx xsge_gui xsge_lighting
xsge_path xsge_physics xsge_tmx
Requirement already satisfied: pathlib in /usr/lib/python3.6/site-packages
Requirement already satisfied: six in /usr/lib/python3.6/site-packages
Requirement already satisfied: sge-pygame in /usr/lib/python3.6/site-packages
Requirement already satisfied: tmx in /usr/lib/python3.6/site-packages
Requirement already satisfied: xsge_gui in /usr/lib/python3.6/site-packages
Requirement already satisfied: xsge_lighting in
/usr/lib/python3.6/site-packages
Requirement already satisfied: xsge_path in /usr/lib/python3.6/site-packages
Requirement already satisfied: xsge_physics in
/usr/lib/python3.6/site-packages
Requirement already satisfied: xsge_tmx in /usr/lib/python3.6/site-packages