text: def get_package_data():
      # Installs the testing data files. Unable to get package_data
      # to deal with a directory hierarchy of files, so just explicitly list.
      return {'linetools.isgm.tests': ['files/*.fits', 'files/*.dat', 'files/*.json', 'files/*.all', 'files/*.fits.gz', 'files/*.VP', 'files/*.out']}