Traceback (most recent call last):


 "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 806, in wrapper

return func(self, *args, **kwargs)


 "/usr/local/bin/youtube-dl/youtube_dl/YoutubeDL.py", line 827, in __extract_info

ie_result = ie.extract(url)


 "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 532, in extract

ie_result = self._real_extract(url)


 "/usr/local/bin/youtube-dl/youtube_dl/extractor/vrt.py", line 58, in _real_extract

r'(<[^>]+class="vrtvideo"[^>]*>)', webpage, 'vrt video'))


 "/usr/local/bin/youtube-dl/youtube_dl/extractor/common.py", line 1010, in _search_regex

raise RegexNotFoundError('Unable to extract %s' % _name)
RegexNotFoundError: Unable to extract vrt video; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type
youtube-dl -U
to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.

Traceback (most recent call last):


 "<ipython-input-3-b7c74cbf5af0>", line 1, in <module>

import sklearn


 "/usr/lib/python3.6/site-packages/sklearn/__init__.py", line 134, in <module>

from .base import clone


 "/usr/lib/python3.6/site-packages/sklearn/base.py", line 12, in <module>

from .utils.fixes import signature


 "/usr/lib/python3.6/site-packages/sklearn/utils/__init__.py", line 11, in <module>

from .validation import (as_float_array,


 "/usr/lib/python3.6/site-packages/sklearn/utils/validation.py", line 18, in <module>

from ..utils.fixes import signature


 "/usr/lib/python3.6/site-packages/sklearn/utils/fixes.py", line 144, in <module>

from scipy.sparse.linalg import lsqr as sparse_lsqr
# noqa


 "/usr/lib/python3.6/site-packages/scipy/sparse/linalg/__init__.py", line 114, in <module>

from .dsolve import *


 "/usr/lib/python3.6/site-packages/scipy/sparse/linalg/dsolve/__init__.py", line 60, in <module>

from .linsolve import *


 "/usr/lib/python3.6/site-packages/scipy/sparse/linalg/dsolve/linsolve.py", line 15, in <module>

import scikits.umfpack as umfpack


 "<frozen importlib._bootstrap>", line 961, in _find_and_load


 "<frozen importlib._bootstrap>", line 946, in _find_and_load_unlocked


 "<frozen importlib._bootstrap>", line 881, in _find_spec


 "<frozen importlib._bootstrap>", line 855, in _find_spec_legacy


 "/usr/lib/python3.6/site-packages/pyximport/pyximport.py", line 253, in find_module

fp, pathname, (ext,mode,ty) = imp.find_module(fullname,package_path)


 "/usr/lib/python3.6/imp.py", line 270, in find_module

"not {}".format(type(path)))
RuntimeError: 'path' must be None or a list, not <class '_frozen_importlib_external._NamespacePath'>