@property
    def supports_recursion(self):
        return all(hasattr(loader, 'get_contents') for loader in self.loaders)
Return any spatial index creation SQL for the field.
dataset/ETHPy150Open django/django/django/template/loaders/cached.py/Loader.supports_recursion--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/contrib/gis/db/backends/postgis/creation.py/PostGISCreation.sql_indexes_for_field