Felix

@Loris-bite What does the output of `python --version` say?

Then you should also use python3 to call polymath, i.e. `python3 polymath.py -a /Users/loris/Desktop/Music/polymath2023/` Also make sure that you installed the requirements with the correct pip (likely `pip3`) or consider...

@Dimimiha can you please provide the command you entered which produced your error? It looks like the file you specified to be added to the polymath library can not be...

As per [this related issue](https://github.com/bastibe/python-soundfile/issues/310#issuecomment-1033466163) can you please try calling try calling it like this: ```bash env DYLD_LIBRARY_PATH="/opt/homebrew/lib:$DYLD_LIBRARY_PATH" python polymath.py -a m98qb8ecQf0 ```

Next time, please try to include as many details about your setup as possible like OS version, pyenv/conda environment, python version, etc. as it greatly helps to trace down issues...

I'm having the same issue that the instrumentation works but the metrics are tracked separately for each worker. As far as I understand, I need to use gunicorn's `post_fork()` hook...