@classmethod
    def get_query_fields(cls):
        raise NotImplementedError
Process the list of symbols and convert them to canonical limits,
dataset/ETHPy150Open mozilla/kitsune/kitsune/search/models.py/SearchMappingType.get_query_fields--crossover with--dataset/ETHPy150Open sympy/sympy/sympy/concrete/expr_with_limits.py/_process_limits