Please support subtitles on safaribooksonline.com

[dash17291]

What is the purpose of your issue?

• Bug report (encountered problems with youtube-dl)
• Site support request (request for adding support for a new site)
• Feature request (request for a new functionality)
• Question
• Other

$ youtube-dl --verbose --list-subs "https://www.safaribooksonline.com/library/view/learning-path-programming/9781491958049/part00.html"
[debug] System config: []
[debug] User config: []
[debug] Command-line args: [u'--verbose', u'--list-subs', u'https://www.safaribooksonline.com/library/view/learning-path-programming/9781491958049/part00.html']
[debug] Encodings: locale UTF-8, fs UTF-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2016.08.10
[debug] Python version 2.7.9 - Linux-4.6.0-0.bpo.1-amd64-x86_64-with-debian-8.5
[debug] exe versions: none
[debug] Proxy map: {}
[safari] 9781491958049/part00: Downloading webpage
[Kaltura] 9781491958049-video225711: Downloading webpage
[Kaltura] 0_l5ye1133: Downloading m3u8 information
0_l5ye1133 has no subtitles

Please support downloading closed captions.