private static void deleteBatchTaskFile(IoTDAClient client)
        {
            DeleteBatchTaskFileRequest req = new DeleteBatchTaskFileRequest
            {
                FileId     = "5ea7eb66251c3e02075b1525",
                InstanceId = "1a7ffc5c-d89c-44dd-8265-b1653d951ce0"
            };

            try
            {
                var resp = client.DeleteBatchTaskFile(req);
                Console.WriteLine(resp.HttpStatusCode);
                Console.WriteLine(resp.Body);
            }
            catch (RequestTimeoutException requestTimeoutException)
            {
                Console.WriteLine(requestTimeoutException.ErrorMessage);
            }
            catch (ServiceResponseException clientRequestException)
            {
                Console.WriteLine(clientRequestException.HttpStatusCode);
                Console.WriteLine(clientRequestException.ErrorCode);
                Console.WriteLine(clientRequestException.ErrorMsg);
            }
            catch (ConnectionException connectionException)
            {
                Console.WriteLine(connectionException.ErrorMessage);
            }
        }
        /// <summary>
        /// 删除批量任务文件
        /// </summary>
        public DeleteBatchTaskFileResponse DeleteBatchTaskFile(DeleteBatchTaskFileRequest deleteBatchTaskFileRequest)
        {
            Dictionary <string, string> urlParam = new Dictionary <string, string>();

            urlParam.Add("file_id", deleteBatchTaskFileRequest.FileId.ToString());
            string                      urlPath  = HttpUtils.AddUrlPath("/v5/iot/{project_id}/batchtask-files/{file_id}", urlParam);
            SdkRequest                  request  = HttpUtils.InitSdkRequest(urlPath, deleteBatchTaskFileRequest);
            HttpResponseMessage         response = DoHttpRequestSync("DELETE", request);
            DeleteBatchTaskFileResponse deleteBatchTaskFileResponse = JsonUtils.DeSerializeNull <DeleteBatchTaskFileResponse>(response);

            return(deleteBatchTaskFileResponse);
        }