BusinessInsider: ERROR: 'unicode' object does not support item assignment

[kenorb]

• I've verified and I assure that I'm running youtube-dl 2018.05.01
• At least skimmed through the README, most notably the FAQ and BUGS sections
• Searched the bugtracker for similar issues including closed ones
• Checked that provided video/audio/playlist URLs (if any) are alive and playable in a browser
• Bug report (encountered problems with youtube-dl)

---

$ youtube-dl "https://www.businessinsider.nl/5-scientifically-proven-things-make-you-less-attractive-2017-7/"
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: [u'-vcti', u'-R5', u'--write-description', u'--write-info-json', u'--all-subs', u'--write-thumbnail', u'--add-metadata', u'https://www.businessinsider.nl/5-scientifically-proven-things-make-you-less-attractive-2017-7/']
WARNING: --title is deprecated. Use -o "%(title)s-%(id)s.%(ext)s" instead.
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2018.05.01
[debug] Python version 2.7.10 (CPython) - Darwin-17.3.0-x86_64-i386-64bit
[debug] exe versions: ffmpeg 3.4.2, ffprobe 3.4.2
[debug] Proxy map: {}
[generic] 5-scientifically-proven-things-make-you-less-attractive-2017-7: Requesting header
WARNING: Falling back on generic information extractor.
[generic] 5-scientifically-proven-things-make-you-less-attractive-2017-7: Downloading webpage
[generic] 5-scientifically-proven-things-make-you-less-attractive-2017-7: Extracting information
ERROR: 'unicode' object does not support item assignment
Traceback (most recent call last):
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 789, in extract_info
    ie_result = ie.extract(url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 440, in extract
    ie_result = self._real_extract(url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/generic.py", line 3057, in _real_extract
    jwplayer_data, video_id, require_title=False, base_url=url)
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 2408, in _parse_jwplayer_data
    video_data['sources'] = [video_data]
TypeError: 'unicode' object does not support item assignment