Fix comments in tests/test_multifab.py

tests/test_multifab.py

@@ -77,7 +77,7 @@ def test_mfab_numpy(mfab):
  # Config = sim.extension.Config
 
  # Using global indexing
- # Set all valid cells
+ # Set all valid cells (and internal ghost cells)
  mfab[...] = 42.0
 
  # Set a range of cells. Indices are in Fortran order.
@@ -91,8 +91,8 @@ def test_mfab_numpy(mfab):
 
  # Get a range of cells
  # Get the data along the valid cells in the first dimension (gathering data across blocks
- # and processors), at the first upper guard cell in the second dimensionn, and cell 16 of
- # the third (with 16 being relative to 0 which is the lower end of the full domain).
+ # and processors), at the first upper guard cell in the second dimensionn, and cell 2 of
+ # the third (with 2 being relative to 0 which is the lower end of the valid cells of the full domain).
  # Note that in an MPI context, this is a global operation, so caution is required when
  # scaling to large numbers of processors.
  if mfab.n_grow_vect.max > 0: