This is a summary out of the documents I have read through about these related topics. I didn't take the time to dig in Python's source code, so some conclusions are just conjectures. Threads interact ...

After doing the workarounds for getting pyenv install to work on Mac Big Sur (the zlib issues), with xcode 12.5, installation of 3.7.0 stll doesn't work. My issue is the same is the following unsolved ...

There’s more than one way to thread (or not to thread) a Python program. We point you to several threading resources, a fast new static type checker from Astral, a monkey patch for Pandas that adds ...