WARNING: Writing cache to u'/home/dev1/.cache/youtube-dl/youtube-sigfuncs/js_mVwz_83.json' failed: Traceback (most recent call last):

 "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 362, in _extract_signature_function
cache_res = res(test_string)

 "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 523, in <lambda>
return lambda s: initial_function([s])

 "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 518, in resf
res = interpret_statement(stmt, local_vars)

 "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 453, in interpret_statement
v = interpret_expression(expr, local_vars, allow_recursion)

 "/usr/bin/youtube-dl/youtube_dl/extractor/youtube.py", line 506, in interpret_expression
raise ExtractorError(u'Unsupported JS expression %r' % expr)ExtractorError: Unsupported JS expression u'$y(a,7)'; 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.
`Traceback (most recent call last):


 "train.py", line 397, in <module>

train(hyp)


 "train.py", line 116, in train

{k: v for k, v in ckpt['model'].state_dict().items() if model.state_dict()[k].numel() == v.numel()}


 "/home/hitham/anaconda3/envs/env/lib/python3.7/site-packages/torch/nn/modules/module.py", line 735, in state_dict

module.state_dict(destination, prefix + name + '.', keep_vars=keep_vars)


 "/home/hitham/anaconda3/envs/env/lib/python3.7/site-packages/torch/nn/modules/module.py", line 735, in state_dict

module.state_dict(destination, prefix + name + '.', keep_vars=keep_vars)


 "/home/hitham/anaconda3/envs/env/lib/python3.7/site-packages/torch/nn/modules/module.py", line 735, in state_dict

module.state_dict(destination, prefix + name + '.', keep_vars=keep_vars)

[Previous line repeated 1 more time]


 "/home/hitham/anaconda3/envs/env/lib/python3.7/site-packages/torch/nn/modules/module.py", line 732, in state_dict

self._save_to_state_dict(destination, prefix, keep_vars)


 "/home/hitham/anaconda3/envs/env/lib/python3.7/site-packages/torch/nn/modules/module.py", line 709, in _save_to_state_dict

if buf is not None and name not in self._non_persistent_buffers_set:


 "/home/hitham/anaconda3/envs/env/lib/python3.7/site-packages/torch/nn/modules/module.py", line 621, in __getattr__

type(self).__name__, name))
torch.nn.modules.module.ModuleAttributeError: 'BatchNorm2d' object has no attribute '_non_persistent_buffers_set'
