PEP8 and test tweaking

4 jobs for fftw_for_the_masses in 5 minutes and 15 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #182180
test_min

00:02:20

passed #182181
test_mpi

00:03:36

passed #182182
test_mpi_fftw

00:03:56

passed #182183
test_mpi_fftw_hdf5

00:05:14

57.0%