from langchain.output_parsers import PydanticOutputParser class ListPydanticOutputParser(PydanticOutputParser): def _parse_obj(self, obj: dict | list): if isinstance(obj, list): return [super(ListPydanticOutputParser, self)._parse_obj(obj_) for obj_ in obj] else: return super(ListPydanticOutputParser, self)._parse_obj(obj)