def fetch_user_data(self, api_key):
        return None
number of rows is the number of files
dataset/ETHPy150Open etoccalino/django-rest-framework-httpsignature/rest_framework_httpsignature/authentication.py/SignatureAuthentication.fetch_user_data--crossover with--dataset/ETHPy150Open shotgunsoftware/pyqt-uploader/uploader.py/ShotgunFileModel.rowCount