def list_pilot_data(self):
        pass
Check the validity of the form. If all immediate fields are present,
dataset/ETHPy150Open saga-project/BigJob/pilot/api/data/api.py/DataUnitService.list_pilot_data--crossover with--dataset/ETHPy150Open PublicMapping/DistrictBuilder/django/publicmapping/redistricting/forms.py/SubjectUploadForm.clean