auth.py 文件源码

python
阅读 22 收藏 0 点赞 0 评论 0

项目:My-Web-Server-Framework-With-Python2.7 作者: syjsu 项目源码 文件源码
def _auth_return_future(f):
    """Similar to tornado.concurrent.return_future, but uses the auth
    module's legacy callback interface.

    Note that when using this decorator the ``callback`` parameter
    inside the function will actually be a future.
    """
    replacer = ArgReplacer(f, 'callback')

    @functools.wraps(f)
    def wrapper(*args, **kwargs):
        future = TracebackFuture()
        callback, args, kwargs = replacer.replace(future, args, kwargs)
        if callback is not None:
            future.add_done_callback(
                functools.partial(_auth_future_to_callback, callback))

        def handle_exception(typ, value, tb):
            if future.done():
                return False
            else:
                future.set_exc_info((typ, value, tb))
                return True
        with ExceptionStackContext(handle_exception):
            f(*args, **kwargs)
        return future
    return wrapper
评论列表
文章目录


问题


面经


文章

微信
公众号

扫码关注公众号