test_resource.py 文件源码

def _render(resource, request, notifyFinish=True):
    result = resource.render(request)

    if isinstance(result, bytes):
        request.write(result)
        request.finish()
        return succeed(None)
    elif result is server.NOT_DONE_YET:
        if request.finished or not notifyFinish:
            return succeed(None)
        else:
            return request.notifyFinish()
    else:
        raise ValueError("Unexpected return value: %r" % (result,))