def setdefault(self, key, value):
        try:
            super(FlaskConfigStorage, self).setdefault(key, value)
        except RuntimeError:
            self._defaults.__setitem__(key, value)
We may not always be connected to an app, but we still need
dataset/ETHPy150Open miracle2k/flask-assets/src/flask_assets.py/FlaskConfigStorage.setdefault