Traceback (most recent call last):


 "C:\Users\josh\Anaconda3\lib\runpy.py", line 193, in _run_module_as_main

"__main__", mod_spec)


 "C:\Users\josh\Anaconda3\lib\runpy.py", line 85, in _run_code

exec(code, run_globals)


 "C:\Users\josh\nmt\nmt\nmt.py", line 605, in <module>

tf.app.run(main=main, argv=[sys.argv[0]] + unparsed)


 "C:\Users\josh\Anaconda3\lib\site-packages\tensorflow\python\platform\app.py", line 124, in run

_sys.exit(main(argv))


 "C:\Users\josh\nmt\nmt\nmt.py", line 598, in main

run_main(FLAGS, default_hparams, train_fn, inference_fn)


 "C:\Users\josh\nmt\nmt\nmt.py", line 558, in run_main

if not tf.gfile.Exists(out_dir): tf.gfile.MakeDirs(out_dir)


 "C:\Users\josh\Anaconda3\lib\site-packages\tensorflow\python\lib\io\file_io.py", line 253, in file_exists

pywrap_tensorflow.
Exists(compat.as_bytes(filename), status)


 "C:\Users\josh\Anaconda3\lib\site-packages\tensorflow\python\util\compat.py", line 65, in as_bytes

(bytes_or_text,))
TypeError: Expected binary or unicode string, got None
Traceback (most recent call last):

 "/usr/lib/python2.7/dist-packages/youtube_dl/YoutubeDL.py", line 516, in extract_info
ie_result = ie.extract(url)

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py", line 170, in extract
return self._real_extract(url)

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py", line 860, in _real_extract
encrypted_sig, video_id, player_url, age_gate)

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py", line 489, in _decrypt_signature
u'Signature extraction failed: ' + tb, cause=e)ExtractorError: Signature extraction failed: Traceback (most recent call last):