KeyError: 'logs_demo/camel_48_1024_de00_17'

[gillescourtand]

hello, I just try to test the demo.py but I have this error :

(pips2) C:\AppPython\PIPS_flow_analysis\git_pips>python demo.py
filename ./stock_videos/camel.mp4
name camel
rgbs (372, 540, 960, 3)
model_name camel_48_1024_de00_17:29:06
Traceback (most recent call last):
File "C:\anaconda3\envs\pips2\lib\site-packages\tensorboardX\record_writer.py", line 47, in directory_check
factory = REGISTERED_FACTORIES[prefix]
KeyError: 'logs_demo/camel_48_1024_de00_17'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "demo.py", line 141, in
Fire(main)
File "C:\anaconda3\envs\pips2\lib\site-packages\fire\core.py", line 141, in Fire
component_trace = _Fire(component, args, parsed_flag_args, context, name)
File "C:\anaconda3\envs\pips2\lib\site-packages\fire\core.py", line 475, in _Fire
component, remaining_args = _CallAndUpdateTrace(
File "C:\anaconda3\envs\pips2\lib\site-packages\fire\core.py", line 691, in _CallAndUpdateTrace
component = fn(*varargs, **kwargs)
File "demo.py", line 97, in main
writer_t = SummaryWriter(log_dir + '/' + model_name + '/t', max_queue=10, flush_secs=60)
File "C:\anaconda3\envs\pips2\lib\site-packages\tensorboardX\writer.py", line 300, in init
self._get_file_writer()
File "C:\anaconda3\envs\pips2\lib\site-packages\tensorboardX\writer.py", line 348, in _get_file_writer
self.file_writer = FileWriter(logdir=self.logdir,
File "C:\anaconda3\envs\pips2\lib\site-packages\tensorboardX\writer.py", line 104, in init
self.event_writer = EventFileWriter(
File "C:\anaconda3\envs\pips2\lib\site-packages\tensorboardX\event_file_writer.py", line 104, in init
directory_check(self._logdir)
File "C:\anaconda3\envs\pips2\lib\site-packages\tensorboardX\record_writer.py", line 51, in directory_check
os.makedirs(path)
File "C:\anaconda3\envs\pips2\lib\os.py", line 213, in makedirs
makedirs(head, exist_ok=exist_ok)
File "C:\anaconda3\envs\pips2\lib\os.py", line 223, in makedirs
mkdir(name, mode)
OSError: [WinError 123] La syntaxe du nom de fichier, de répertoire ou de volume est incorrecte: 'logs_demo/camel_48_1024_de00_17:29:06'

I don't understand if I did something wrong during the installation ?