Traceback (most recent call last):


 "scripts/pipeline/interactive.py", line 16, in <module>

from drqa import pipeline
ModuleNotFoundError: No module named 'drqa'

Traceback (most recent call last):

 "./youtube-dl/youtube_dl/YoutubeDL.py", line 484, in extract_info
ie_result = ie.extract(url)

 "./youtube-dl/youtube_dl/extractor/common.py", line 149, in extract
return self._real_extract(url)

 "./youtube-dl/youtube_dl/extractor/sohu.py", line 41, in _real_extract
webpage, u'video title')

 "./youtube-dl/youtube_dl/extractor/common.py", line 340, in _html_search_regex
res = self._search_regex(pattern, string, name, default, fatal, flags)

 "./youtube-dl/youtube_dl/extractor/common.py", line 330, in _search_regex
raise RegexNotFoundError(u'Unable to extract %s' % _name)RegexNotFoundError: Unable to extract video title; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type
youtube-dl -U
to update.