errors thrown while running streamlit terran timeline youtube example

[richlysakowski]

The following errors are thrown. It appears to be thrown in the terran/ reader.py file...

At first there was an error from the example video not being available:

ERROR: Video unavailable
This video is no longer available because the YouTube account associated with this video has been terminated.
2022-07-29 13:56:22.831 Uncaught app exception

But it still throws an error when the example video is changed to a verified video:
https://www.youtube.com/watch?v=UDUlhZb1Iso

Here is the command used to start the demonstration:

streamlit-terran-timeline\streamlit_terran_timeline\examples>streamlit run youtube.py

Then the response:

You can now view your Streamlit app in your browser.

Local URL: http://localhost:8501
Network URL: http://192.168.1.163:8501

2022-07-29 14:25:31.019 Uncaught app exception
Traceback (most recent call last):
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 323, in _read_from_cache
return _read_from_mem_cache(
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 241, in _read_from_mem_cache
raise CacheKeyNotFoundError("Key not found in mem cache")
streamlit.legacy_caching.caching.CacheKeyNotFoundError: Key not found in mem cache

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 278, in _read_from_disk_cache
with file_util.streamlit_read(path, binary=True) as input:
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\contextlib.py", line 113, in enter
return next(self.gen)
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\file_util.py", line 75, in streamlit_read
if os.stat(filename).st_size == 0:
FileNotFoundError: [WinError 3] The system cannot find the path specified: 'C:\Users\richadmin.DESKTOP-IESK5E9\.streamlit\cache\9fe8cd06b471d754ba1d08787005bece-9aec85817c2934264930d2b8e9d2decc.pickle'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 539, in get_or_create_cached_value
return_value = _read_from_cache(
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 333, in _read_from_cache
value = _read_from_disk_cache(key)
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 287, in _read_from_disk_cache
raise CacheKeyNotFoundError("Key not found in disk cache")
streamlit.legacy_caching.caching.CacheKeyNotFoundError: Key not found in disk cache

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\scriptrunner\script_runner.py", line 557, in _run_script
exec(code, module.dict)
File "youtube.py", line 73, in
timeline = _generate_timeline(video_path)
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 575, in wrapped_func
return get_or_create_cached_value()
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 555, in get_or_create_cached_value
return_value = func(*args, **kwargs)
File "youtube.py", line 56, in _generate_timeline
timeline = generate_timeline(
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit_terran_timeline\timeline\generator.py", line 101, in generate_timeline
video = open_video(
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\terran\io\video\reader.py", line 530, in open_video
return Video(*args, **kwargs)
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\terran\io\video\reader.py", line 243, in init
probe = ffmpeg_probe(
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\terran\io\video\reader.py", line 58, in ffmpeg_probe
proc = subprocess.Popen(
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\subprocess.py", line 858, in init
self._execute_child(args, executable, preexec_fn, close_fds,
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\subprocess.py", line 1311, in _execute_child
hp, ht, pid, tid = _winapi.CreateProcess(executable, args,
FileNotFoundError: [WinError 2] The system cannot find the file specified
Exception ignored in: <function Video.del at 0x000001D7531E9700>
Traceback (most recent call last):
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\terran\io\video\reader.py", line 325, in del
2022-07-29 14:25:31.044 Uncaught app exception
Traceback (most recent call last):
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 323, in _read_from_cache
return _read_from_mem_cache(
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 241, in _read_from_mem_cache
raise CacheKeyNotFoundError("Key not found in mem cache")
streamlit.legacy_caching.caching.CacheKeyNotFoundError: Key not found in mem cache

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 278, in _read_from_disk_cache
with file_util.streamlit_read(path, binary=True) as input:
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\contextlib.py", line 113, in enter
return next(self.gen)
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\file_util.py", line 75, in streamlit_read
if os.stat(filename).st_size == 0:
FileNotFoundError: [WinError 3] The system cannot find the path specified: 'C:\Users\richadmin.DESKTOP-IESK5E9\.streamlit\cache\9fe8cd06b471d754ba1d08787005bece-9aec85817c2934264930d2b8e9d2decc.pickle'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 539, in get_or_create_cached_value
return_value = _read_from_cache(
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 333, in _read_from_cache
value = _read_from_disk_cache(key)
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 287, in _read_from_disk_cache
raise CacheKeyNotFoundError("Key not found in disk cache")
streamlit.legacy_caching.caching.CacheKeyNotFoundError: Key not found in disk cache

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\scriptrunner\script_runner.py", line 557, in _run_script
exec(code, module.dict)
File "youtube.py", line 73, in
timeline = _generate_timeline(video_path)
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 575, in wrapped_func
return get_or_create_cached_value()
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit\legacy_caching\caching.py", line 555, in get_or_create_cached_value
return_value = func(*args, **kwargs)
File "youtube.py", line 56, in _generate_timeline
timeline = generate_timeline(
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\streamlit_terran_timeline\timeline\generator.py", line 101, in generate_timeline
video = open_video(
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\terran\io\video\reader.py", line 530, in open_video
return Video(*args, **kwargs)
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\terran\io\video\reader.py", line 243, in init
probe = ffmpeg_probe(
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\terran\io\video\reader.py", line 58, in ffmpeg_probe
proc = subprocess.Popen(
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\subprocess.py", line 858, in init
self._execute_child(args, executable, preexec_fn, close_fds,
File "C:\ProgramData\Anaconda3\envs\streamlit\lib\subprocess.py", line 1311, in _execute_child
hp, ht, pid, tid = _winapi.CreateProcess(executable, args,
FileNotFoundError: [WinError 2] The system cannot find the file specified
Exception ignored in: <function Video.del at 0x000001D7531E9700>
Traceback (most recent call last):
if not self._closed: File "C:\ProgramData\Anaconda3\envs\streamlit\lib\site-packages\terran\io\video\reader.py", line 325, in del

if not self._closed:

AttributeError: 'Video' object has no attribute '_closed'
AttributeError: 'Video' object has no attribute '_closed'