Traceback (most recent call last):


 "/home/hjs/anaconda3/bin/tensorboard", line 11, in <module>

sys.exit(run_main())


 "/home/hjs/anaconda3/lib/python3.6/site-packages/tensorboard/main.py", line 59, in run_main

program.get_default_assets_zip_provider())


 "/home/hjs/anaconda3/lib/python3.6/site-packages/tensorboard/program.py", line 145, in __init__

self.plugin_loaders = [make_loader(p) for p in plugins]


 "/home/hjs/anaconda3/lib/python3.6/site-packages/tensorboard/program.py", line 145, in <listcomp>

self.plugin_loaders = [make_loader(p) for p in plugins]


 "/home/hjs/anaconda3/lib/python3.6/site-packages/tensorboard/program.py", line 144, in make_loader

raise ValueError("Not a TBLoader or TBPlugin subclass: %s" % plugin)
ValueError: Not a TBLoader or TBPlugin subclass: <class 'tensorboard_plugin_wit.wit_plugin_loader.WhatIfToolPluginLoader'>

WARNING: Automatic signature extraction failed: Traceback (most recent call last):

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py", line 957, in _decrypt_signature
video_id, player_url, len(s)

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py", line 356, in _extract_signature_function
res = self._parse_sig_js(code)

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py", line 424, in _parse_sig_js
u'Initial JS player signature function name')

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py", line 356, in _search_regex
raise RegexNotFoundError(u'Unable to extract %s' % _name)RegexNotFoundError: Unable to extract Initial JS player signature function name; 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.