def sort_by_id_sequence(objects, id_sequence):
    max_score = len(objects)
    def sort_score_for_object(obj):
        # A lower score is better
        id = obj.id
        try:
            return id_sequence.index(id)
        except ValueError: # Not found
            return max_score
    return sorted(objects, key=sort_score_for_object)