[YouTube] Python error thrown on private playlist

[elundmark]

---

• I've verified and I assure that I'm running youtube-dl 2016.09.03
• At least skimmed through README and most notably FAQ and BUGS sections
• Searched the bugtracker for similar issues including closed ones
• Bug report (encountered problems with youtube-dl)

---

youtube-dl --rate-limit=1000K --playlist-start=1 --netrc --mark-watched -f 22/45/18/43/5 -v 'https://www.youtube.com/playlist?list=WL'

[debug] System config: []
[debug] User config: []
[debug] Command-line args: [u'--rate-limit=1000K', u'--playlist-start=1', u'--netrc', u'--mark-watched', u'-f', u'22/45/18/43/5', u'-v', u'https://www.youtube.com/playlist?list=WL']
[debug] Encodings: locale UTF-8, fs UTF-8, out None, pref UTF-8
[debug] youtube-dl version 2016.09.03
[debug] Python version 2.7.12 - Linux-4.4.0-36-generic-x86_64-with-Ubuntu-16.04-xenial
[debug] exe versions: ffmpeg 2.8.6-1ubuntu2, ffprobe 2.8.6-1ubuntu2, rtmpdump 2.4
[debug] Proxy map: {}
[youtube:watchlater] Downloading login page
[youtube:watchlater] Logging in
Traceback (most recent call last):
  File "/usr/lib/python2.7/runpy.py", line 174, in _run_module_as_main
    "__main__", fname, loader, pkg_name)
  File "/usr/lib/python2.7/runpy.py", line 72, in _run_code
    exec code in run_globals
  File "/usr/local/bin/youtube-dl/__main__.py", line 19, in <module>
  File "/usr/local/bin/youtube-dl/youtube_dl/__init__.py", line 433, in main
  File "/usr/local/bin/youtube-dl/youtube_dl/__init__.py", line 423, in _real_main
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 1788, in download
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 700, in extract_info
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 724, in add_default_extra_info
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 663, in add_extra_info
AttributeError: 'tuple' object has no attribute 'setdefault'

With --dump-pages
youtube-dl-dump-pages.txt

The file includes stderr