old_contents: """
  TODO
  """
  
  __docformat__ = 'restructuredtext'
  
  import fmri, hrf, utils
  import fmristat
  
  from nipy.testing import Tester
  test = Tester().test
  bench = Tester().bench
  
new_contents: """
  TODO
  """
  
  __docformat__ = 'restructuredtext'
  
  import fmri, hrf, utils, formula
  import fmristat
  
  from nipy.testing import Tester
  test = Tester().test
  bench = Tester().bench
  
subject: Fix missing import of formula in fmri.