http://gitunderground.i2p/archive/youtube-dl/src/commit/dcdb292fddc82ae11f4c0b647815a45c88a6b6d5/youtube_dl/extractor/tumblr.py
.*\.jpg' }, 'add_ie' : [ 'Instagram' ], }] def _real_extract ( self , url ): m_url = re . match ( self . _VALID_URL , url ) video_id = m_url . group ( 'id' ) blog = m_url . group ( 'blog_name' ) url = 'http:// %s .tumblr.com/post/ %s /' % ( blog , video_id ) webpage , urlh = self . _download_webpage_handle ( url , video_id ) iframe_url = self .