spack/var
Hadrien G 11340a332d
[hepmc] Finish the HepMC3 spackage update (#15036)
* Finish the HepMC3 spackage update

- Update CMake requirement per latest master
- Account for Python variant, add python dependency if used
- Account for ROOT I/O variant, add ROOT dependency if used

* Please flake8
2020-02-18 16:04:59 -06:00
..
spack [hepmc] Finish the HepMC3 spackage update (#15036) 2020-02-18 16:04:59 -06:00