http.py 文件源码

def request(self, url, **kwargs):
        try:
            status, data = await self._request(url, **kwargs)
        except ClientOSError as e:
            raise StorageError('URL %s: %s' % (url, e)) from e

        if self._return_status:
            return status, data

        if status == 404:
            data = None
        elif status >= 400:
            raise StorageError('URL %s: %s' % (url, status))
        return data