Hi,
I just got some response on this through conda-forge community, that this
would be due that the DLL resolution order was changed in 3.8 (but
temporary reverted in conda-forge python).
https://github.com/conda-forge/python-feedstock/issues/552
I will try to test this, if correct it will need
Short update, I have now debugged the python 3.9.9 (not working) and 3.9.7
(working) side by side. It seems like there is a difference in behavior of
the "import jcc._jcc3 as _jcc3" in __init__.py of jcc that triggers the
find_spec() method in the _distutils_hack module. The return of this
function