Traceback (most recent call last):


 "D:\Sources\dulwich\dulwich\tests\compat\test_client.py", line 224, in test_fetch_pack_no_side_band_64k

refs = c.fetch(self._build_path(b'/server_new.export'), dest)


 "D:\Sources\dulwich\dulwich\client.py", line 280, in fetch

progress)


 "D:\Sources\dulwich\dulwich\client.py", line 601, in fetch_pack

proto, can_read = self._connect(b'upload-pack', path)


 "D:\Sources\dulwich\dulwich\client.py", line 790, in _connect

stderr=self._stderr))


 "C:\Python36-32\lib\subprocess.py", line 707, in __init__

restore_signals, start_new_session)


 "C:\Python36-32\lib\subprocess.py", line 964, in _execute_child

args = list2cmdline(args)


 "C:\Python36-32\lib\subprocess.py", line 461, in list2cmdline

needquote = (" " in arg) or ("\t" in arg) or not arg
TypeError: a bytes-like object is required, not 'str'

```Traceback (most recent call last):


 "run.py", line 93, in <module>

main()


 "run.py", line 77, in main

train(model[0], model[1], debug_port=args.debug_port)


 "/place/home/f-minkin/nvidia/OpenSeq2Seq/open_seq2seq/utils/funcs.py", line 120, in train

if load_model_dir or tf.train.latest_checkpoint(checkpoint_dir):


 "/place/home/f-minkin/seq2seq/lib/python3.6/site-packages/tensorflow/python/training/checkpoint_management.py", line 331, in latest_checkpoint

ckpt = get_checkpoint_state(checkpoint_dir, latest_filename)


 "/place/home/f-minkin/seq2seq/lib/python3.6/site-packages/tensorflow/python/training/checkpoint_management.py", line 261, in get_checkpoint_state

latest_filename)


 "/place/home/f-minkin/seq2seq/lib/python3.6/site-packages/tensorflow/python/training/checkpoint_management.py", line 55, in _GetCheckpoint
name

return os.path.join(save_dir, latest_filename)


 "/place/home/f-minkin/seq2seq/lib/python3.6/posixpath.py", line 78, in join

a = os.fspath(a)
TypeError: expected str, bytes or os.PathLike object, not NoneType
