[sixplay] TypeError: 'NoneType' object is not iterable

[catkfr]

Please follow the guide below

• You will be asked some questions and requested to provide some information, please read them carefully and answer honestly
• Put an x into all the boxes [ ] relevant to your issue (like this: [x])
• Use the Preview tab to see what your issue will actually look like

---

Make sure you are using the latest version: run youtube-dl --version and ensure your version is 2019.02.18. If it's not, read this FAQ entry and update. Issues with outdated version will be rejected.

• I've verified and I assure that I'm running youtube-dl 2019.02.18

Before submitting an issue make sure you have:

• 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

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

---

The following sections concretize particular purposed issues, you can erase any section (the contents between triple ---) not applicable to your issue

---

If the purpose of this issue is a bug report, site support request or you are not completely sure provide the full verbose output as follows:

Add the -v flag to your command line you run youtube-dl with (youtube-dl -v <your command line>), copy the whole output and insert it here. It should look similar to one below (replace it with your log inserted between triple ```):

[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: [u'--verbose', u'https://www.6play.fr/maison-a-vendre-p_874/ang-lique-et-vincent-alain-et-evelyne-c_11414022']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2019.02.18
[debug] Python version 2.7.10 (CPython) - Darwin-16.7.0-x86_64-i386-64bit
[debug] exe versions: ffmpeg 4.1.1, ffprobe 4.1.1, rtmpdump 2.4
[debug] Proxy map: {}
[6play] 11414022: Downloading JSON metadata
Traceback (most recent call last):
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/runpy.py", line 162, in _run_module_as_main
    "__main__", fname, loader, pkg_name)
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/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 472, in main
  File "/usr/local/bin/youtube-dl/youtube_dl/__init__.py", line 462, in _real_main
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 2006, in download
  File "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 794, in extract_info
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 508, in extract
  File "/usr/local/bin/youtube-dl/youtube_dl/extractor/sixplay.py", line 64, in _real_extract
TypeError: 'NoneType' object is not iterable

---

Description of your issue, suggested solution and other information

SixPlay no longer works.
Error in sixplay may be linked to #19653