ValueError:数据格式错误"""try:params={"api_key":self.api_key,"amazon_domain":domain,"asin":asin,"type":"product...raisedefsearch(self,query:str,top_k:int=5,filter_dict:Optional[Dict]=None)->List[Dict[str,Any]]:"""语义搜索...top_k:返回结果数量filter_dict:元数据过滤条件Returns:匹配结果列表"""try:#生成查询向量query_vector=self.create_embedding(query)#执行搜索...="us-west1-gcp",index_name="amazon-products",openai_api_key="your_openai_key")rag_engine=RAGEngine(openai_api_key...(self,asin:str,domain:str="amazon.com"):"""异步索引产品"""try:product_data=data_fetcher.fetch_product(asin,