def qs_delete(self, *keys):
        '''Delete value from QuerySet MultiDict'''
        query = self.query.copy()
        for key in set(keys):
            try:
                del query[key]
            except __HOLE__:
                pass
        return self._copy(query=query)
dataset/ETHPy150Open SmartTeleMax/iktomi/iktomi/web/url.py/URL.qs_delete