Traceback (most recent call last):

 "./youtube-dl.1/youtube_dl/YoutubeDL.py", line 312, in extract_info
ie_result = ie.extract(url)

 "./youtube-dl.1/youtube_dl/extractor/common.py", line 95, in extract
return self._real_extract(url)

 "./youtube-dl.1/youtube_dl/extractor/youtube.py", line 412, in _real_extract
raise ExtractorError(u'Unable to download video webpage: %s' % compat_str(err))ExtractorError: Unable to download video webpage: HTTP Error 404: Not Found; 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.

Traceback (most recent call last):

 "<string>", line 20, in <module>

 "/private/var/folders/3y/98pmr_g51g988x_v957qmh100000gn/T/pip-build-vgvzxrjr/lshash/setup.py", line 3, in <module>
import lshash

 "/private/var/folders/3y/98pmr_g51g988x_v957qmh100000gn/T/pip-build-vgvzxrjr/lshash/lshash/**init**.py", line 12, in <module>
from lshash import LSHash
ImportError: cannot import name 'LSHash'