$ youtube-dl -v <your command line>
[debug] System config: []
[debug] User config: []
-[debug] Command-line args: [u'-v', u'https://www.youtube.com/watch?v=BaW_jenozKcj']
+[debug] Command-line args: [u'-v', u'https://www.youtube.com/watch?v=BaW_jenozKc']
[debug] Encodings: locale cp1251, fs mbcs, out cp866, pref cp1251
[debug] youtube-dl version 2015.12.06
[debug] Git HEAD: 135392e