text: import os
  import papermill as pm
  
  notebooks =['Intro',\
              'DESI',\
              'DesigningDESI',\
              'SnowWhiteDwarf',\
              'Clusters',\
              'FromMayaToDESI',\
              'SupernovaeBrain',\
              'nbody']
      
  class TestSuite(object):
      def test_all(self, tmpdir):
          for nb in notebooks:
              pm.execute_notebook(
                  './{}.ipynb'.format(nb),
                  '{}/{}.ipynb'.format(tmpdir, nb),
                  parameters=dict(alpha=0.6, ratio=0.1)
              )
  