play.iprima.cz RegexNotFoundError

[KayshiAri]

Make sure you are using the latest version: run youtube-dl --version and ensure your version is 2018.04.09. 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 Issues with outdated version will be rejected.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 2018.04.09

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

[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['-u', 'PRIVATE', 'https://play.iprima.cz/modry-kod', '--verbose']
Type account password and press [Return]: 
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2018.04.09
[debug] Python version 3.6.4 (CPython) - Linux-4.15.14-1-MANJARO-x86_64-with-arch-Manjaro-Linux
[debug] exe versions: ffmpeg 3.4.2, ffprobe 3.4.2, rtmpdump 2.4
[debug] Proxy map: {}
[IPrima] modry-kod: Downloading webpage
ERROR: Unable to extract real id; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):
  File "/usr/lib/python3.6/site-packages/youtube_dl/YoutubeDL.py", line 789, in extract_info
    ie_result = ie.extract(url)
  File "/usr/lib/python3.6/site-packages/youtube_dl/extractor/common.py", line 440, in extract
    ie_result = self._real_extract(url)
  File "/usr/lib/python3.6/site-packages/youtube_dl/extractor/iprima.py", line 43, in _real_extract
    video_id = self._search_regex(r'data-product="([^"]+)">', webpage, 'real id')
  File "/usr/lib/python3.6/site-packages/youtube_dl/extractor/common.py", line 808, in _search_regex
    raise RegexNotFoundError('Unable to extract %s' % _name)
youtube_dl.utils.RegexNotFoundError: Unable to extract real id; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see  https://yt-dl.org/update  on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.

...
<end of log>

---

Description of your issue, suggested solution and other information

I tried downloading from iPrima and I got the youtube_dl.utils.RegexNotFoundError