def raw(body, status=200, headers=None,
        content_type='application/octet-stream'):
    '''
    Returns response object without encoding the body.
    :param body: Response data.
    :param status: Response code.
    :param headers: Custom Headers.
    :param content_type: the content type (string) of the response.
    '''
    return HTTPResponse(body_bytes=body, status=status, headers=headers,
                        content_type=content_type)