fixes #967, flake8 approved
fixes #967, flake8 approved

matthiasdiener/spack,TheTimmy/spack,skosukhin/spack,mfherbst/spack,EmreAtes/spack,EmreAtes/spack,krafczyk/spack,matthiasdiener/spack,skosukhin/spack,matthiasdiener/spack,LLNL/spack,EmreAtes/spack,tmerrick1/spack,skosukhin/spack,iulian787/spack,LLNL/spack,mfherbst/spack,EmreAtes/spack,TheTimmy/spack,mfherbst/spack,mfherbst/spack,TheTimmy/spack,tmerrick1/spack,lgarren/spack,LLNL/spack,LLNL/spack,krafczyk/spack,iulian787/spack,lgarren/spack,skosukhin/spack,iulian787/spack,skosukhin/spack,lgarren/spack,krafczyk/spack,TheTimmy/spack,matthiasdiener/spack,TheTimmy/spack,mfherbst/spack,lgarren/spack,LLNL/spack,krafczyk/spack,tmerrick1/spack,tmerrick1/spack,lgarren/spack,EmreAtes/spack,iulian787/spack,iulian787/spack,tmerrick1/spack,matthiasdiener/spack,krafczyk/spack