def _finish(self, curl, curl_error=None, curl_message=None):
        info = curl.info
        curl.info = None
        self._multi.remove_handle(curl)
        self._free_list.append(curl)
        buffer = info["buffer"]
        if curl_error:
            error = CurlError(curl_error, curl_message)
            code = error.code
            effective_url = None
            buffer.close()
            buffer = None
        else:
            error = None
            code = curl.getinfo(pycurl.HTTP_CODE)
            effective_url = curl.getinfo(pycurl.EFFECTIVE_URL)
            buffer.seek(0)
        # the various curl timings are documented at
        # http://curl.haxx.se/libcurl/c/curl_easy_getinfo.html
        time_info = dict(
            queue=info["curl_start_time"] - info["request"].start_time,
            namelookup=curl.getinfo(pycurl.NAMELOOKUP_TIME),
            connect=curl.getinfo(pycurl.CONNECT_TIME),
            pretransfer=curl.getinfo(pycurl.PRETRANSFER_TIME),
            starttransfer=curl.getinfo(pycurl.STARTTRANSFER_TIME),
            total=curl.getinfo(pycurl.TOTAL_TIME),
            redirect=curl.getinfo(pycurl.REDIRECT_TIME),
        )
        try:
            info["callback"](HTTPResponse(
                request=info["request"], code=code, headers=info["headers"],
                buffer=buffer, effective_url=effective_url, error=error,
                request_time=time.time() - info["curl_start_time"],
                time_info=time_info))
        except Exception:
            self.handle_callback_exception(info["callback"])
dataset/ETHPy150Open D-L/SimpleBookMarks/src/tornado/curl_httpclient.py/CurlAsyncHTTPClient._finish/original