ValueError: unichr() arg not in range(0x110000) (wide Python build)

[lalinsky]

Downloading this video fails because of text like "�" in the description.

$ PYTHONPATH=`pwd`  ./bin/youtube-dl --verbose --list-formats 'https://www.youtube.com/watch?v=2nXFzmAtsRM'
[debug] System config: []
[debug] User config: []
[debug] Command-line args: [u'--verbose', u'--list-formats', u'https://www.youtube.com/watch?v=2nXFzmAtsRM']
[debug] Encodings: locale UTF-8, fs UTF-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2015.11.15
[debug] Git HEAD: bd1512d
[debug] Python version 2.7.9 - Linux-3.19.0-33-generic-x86_64-with-Ubuntu-15.04-vivid
[debug] exe versions: ffmpeg 2.5.8-0ubuntu0.15.04.1, ffprobe 2.5.8-0ubuntu0.15.04.1, rtmpdump 2.4
[debug] Proxy map: {}
[youtube] 2nXFzmAtsRM: Downloading webpage
[youtube] 2nXFzmAtsRM: Downloading video info webpage
Traceback (most recent call last):
  File "./bin/youtube-dl", line 6, in <module>
    youtube_dl.main()
  File "/home/lukas/work/youtube-dl/youtube_dl/__init__.py", line 410, in main
    _real_main(argv)
  File "/home/lukas/work/youtube-dl/youtube_dl/__init__.py", line 400, in _real_main
    retcode = ydl.download(all_urls)
  File "/home/lukas/work/youtube-dl/youtube_dl/YoutubeDL.py", line 1666, in download
    url, force_generic_extractor=self.params.get('force_generic_extractor', False))
  File "/home/lukas/work/youtube-dl/youtube_dl/YoutubeDL.py", line 661, in extract_info
    ie_result = ie.extract(url)
  File "/home/lukas/work/youtube-dl/youtube_dl/extractor/common.py", line 290, in extract
    return self._real_extract(url)
  File "/home/lukas/work/youtube-dl/youtube_dl/extractor/youtube.py", line 1157, in _real_extract
    video_description = clean_html(video_description)
  File "/home/lukas/work/youtube-dl/youtube_dl/utils.py", line 275, in clean_html
    html = unescapeHTML(html)
  File "/home/lukas/work/youtube-dl/youtube_dl/utils.py", line 411, in unescapeHTML
    r'&([^;]+);', lambda m: _htmlentity_transform(m.group(1)), s)
  File "/usr/lib/python2.7/re.py", line 155, in sub
    return _compile(pattern, flags).sub(repl, string, count)
  File "/home/lukas/work/youtube-dl/youtube_dl/utils.py", line 411, in <lambda>
    r'&([^;]+);', lambda m: _htmlentity_transform(m.group(1)), s)
  File "/home/lukas/work/youtube-dl/youtube_dl/utils.py", line 399, in _htmlentity_transform
    return compat_chr(int(numstr, base))
ValueError: unichr() arg not in range(0x110000) (wide Python build)