
Traceback (most recent call last):


 "<string>", line 1, in <module>


 "/private/var/folders/cy/fp9dph0x14x9s7fszwjjjh4c0000gn/T/pip-build-HNpvGT/dask-ml/setup.py", line 5, in <module>

from Cython.Build import cythonize

ImportError: No module named Cython.Build

Traceback (most recent call last):


 "/Users/davidmaitoyo/.virtualenvs/yt-dl/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1210, in _decrypt_signature

video_id, player_url, s


 "/Users/davidmaitoyo/.virtualenvs/yt-dl/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1121, in _extract_signature_function

res = self._parse_sig_js(code)


 "/Users/davidmaitoyo/.virtualenvs/yt-dl/lib/python3.7/site-packages/youtube_dl/extractor/youtube.py", line 1182, in _parse_sig_js

jscode, 'Initial JS player signature function name', group='sig')


 "/Users/davidmaitoyo/.virtualenvs/yt-dl/lib/python3.7/site-packages/youtube_dl/extractor/common.py", line 972, in _search_regex

raise RegexNotFoundError('Unable to extract %s' % _name)
youtube_dl.utils.RegexNotFoundError: Unable to extract Initial JS player signature function name; 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.
