Traceback (most recent call last):


 "C:\Users\Administrator\AppData\Local\Programs\Python\Python36-32\Lib\asyncio\__init__.py", line 16, in <module>

from . import _overlapped
ImportError: cannot import name '_overlapped'

ERROR: Signature extraction failed: Traceback (most recent call last):

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py", line 658, in _decrypt_signature
video_id, player_url, s

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py", line 550, in _extract_signature_function
raise ExtractorError('Cannot identify player %r' % player_url)ExtractorError: Cannot identify player u'https://s.ytimg.com/yts/jsbin/player-en_US-vflJENbn4/base.js'; 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.