def _contains(self, other):

        if isinstance(other, Set) and other.is_FiniteSet:
            return all(self.__contains__(i) for i in other)

        return self.__contains__(other)
Returns the index, key, and value of a slot found in a bucket.
dataset/ETHPy150Open sympy/sympy/sympy/geometry/entity.py/GeometrySet._contains--crossover with--dataset/ETHPy150Open Akagi201/learning-python/lpthw/ex39/hashmap.py/get_slot