Cherry-pick MR ! 244 to master branch
PhysSel/PhysSelPython & Phys/PhysConf
See merge request !244 (merged)
(cherry picked from commit 8b7940df)
3622292c PhysSel/PhysSelPython & Phys/PhysConf 4ce2a711 Update Selections.py 1b8d8076 Update Selections.py