@property
    def extent(self):
        return self.envelope.tuple

    #### SpatialReference-related Properties ####
    
    # The SRS property
Returns the envelope as a 4-tuple, instead of as an Envelope object.
dataset/ETHPy150Open dcramer/django-compositepks/django/contrib/gis/gdal/geometries.py/OGRGeometry.extent