http://gitunderground.i2p/archive/youtube-dl/src/commit/dbc08fba83a0e6c5215e8cec97eb4076f85eee5f/test/test_youtube_signature.py
TestCase ) : def test_youtube_extract_player_info ( self ) : PLAYER_URLS = ( ( ' https://www.youtube.com/s/player/4c3f79c5/player_ias.vflset/en_US/base.js ' , ' 4c3f79c5 ' ) , ( ' https://www.youtube.com/s/player/64dddad9/player_ias.vflset/en_US/base.js ' , ' 64dddad9 ' ) , ( ' https://www.youtube.com/s/player/64dddad9/player_ias.vflset/fr_FR/base.js ' , ' 64dddad9 ' ) , ( ' https://www.youtube.com/s/player/64dddad9/player-plasma-ias-phone-en_US.vflset/base.js ' , ' 64dddad9 ' ) , ( '...