docs: def _set_gradebook_view(self, session):
          """Sets the underlying gradebook view to match current view"""
          if self._gradebook_view == COMPARATIVE:
              try:
                  session.use_comparative_gradebook_view()
              except AttributeError:
                  pass
          else:
              try:
                  session.use_plenary_gradebook_view()
              except AttributeError:
                  pass