old_contents: def test_import():
      from .. import kepio
      from .. import kepmask
      from .. import kepmsg
      from .. import kepkey
      from .. import kepplot
      from .. import kepstat
      from .. import kepfunc
      from .. import keparray
      from .. import kepprf
      from .. import kepfit
      from .. import kepfold
      from .. import kepclip
      from .. import kepsmooth
      from .. import kepflatten
      from .. import kepdynamic
      from .. import kepstddev
      from .. import kepwindow
      from .. import keptrim
      from .. import keppca
  
new_contents: HAS_MDP = True
  try:
      import mdp
  except:
      HAS_MDP = False
  
  def test_import():
      from .. import kepio
      from .. import kepmask
      from .. import kepmsg
      from .. import kepkey
      from .. import kepplot
      from .. import kepstat
      from .. import kepfunc
      from .. import keparray
      from .. import kepprf
      from .. import kepfit
      from .. import kepfold
      from .. import kepclip
      from .. import kepsmooth
      from .. import kepflatten
      from .. import kepdynamic
      from .. import kepstddev
      from .. import kepwindow
      from .. import keptrim
  
  @pytest.mark.skipif(not HAS_MDP)
  def test_import_keppca():
      from .. import keppca
  
subject: add keppca to test_imports