Todd Gamblin b9ec69dce1 Disallow vdeps in packages.yaml (#2699) ...

* Consolidate packages.yaml code to preferred_packages

* Add validation check and a test for packages.py parsing.

* flake8

2016-12-31 08:12:38 -08:00

..

spack

Disallow vdeps in packages.yaml (#2699)

2016-12-31 08:12:38 -08:00