def test_clean_filename_not_required(self):
        data = {'delete': 'Delete'}
        form = ScheduleSectionForm(data=data, schedule=self.schedule)
        self.assertTrue(form.is_valid())
Ensure file is not required if the delete action was utilize
dataset/ETHPy150Open pinax/symposion/symposion/schedule/tests/test_forms.py/ScheduleSectionFormTests.test_clean_filename_not_required