re-add some code in commented form

4 jobs for byebye_fixed_point_voodoo in 6 minutes and 24 seconds
Status Job ID Name Coverage
  Test
passed #211025
test_min

00:02:52

passed #211026
test_mpi

00:04:25

passed #211027
test_mpi_fftw

00:05:01

passed #211028
test_mpi_fftw_hdf5

00:06:24

66.0%