@abstractmethod
    def customize_ruleset(self, custom_ruleset_file=None):
        raise NotImplementedError(
            "The ability to customize the ruleset has not been implemented."
        )
This routine is necessary so that distances and geometries returned
dataset/ETHPy150Open edx/bok-choy/bok_choy/a11y/a11y_audit.py/A11yAuditConfig.customize_ruleset--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/contrib/gis/db/models/sql/compiler.py/GeoSQLCompiler.resolve_columns