`You-Get <https://github.com/soimort/you-get>`_ is a video downloader runs on Python 3. It aims at easing the download of videos on `YouTube <http://www.youtube.com>`_, `Youku <http://www.youku.com>`_/`Tudou <http://www.tudou.com>`_ (biggest online video providers in China), `Niconico <http://www.nicovideo.jp>`_, etc., in one script.
See the project homepage http://www.soimort.org/you-get for further documentation.