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 seems to behave differently in the different python versions (from
what I can find). I am not fully understanding this import magics, but
could be that there is an issue with setuptools,,,, or something completely
different :)

Regards
/Petrus


On Tue, Dec 28, 2021 at 4:41 PM Petrus Hyvönen <petrus.hyvo...@gmail.com>
wrote:

> Hi,
>
> I am trying to build JCC (3.11) for conda-forge packaging and is
> struggling a bit with building JCC for windows platform when version is
> 3.9.9 or higher (3.10). The odd thing is that 3.9.7 is working, which is
> using (to my current knowledge) the same other packages as 3.9.9 and other
> settings. I do think the PATH's and such is right, otherwise 3.9.7 wouldn't
> work (in principle)
>
> Likely some minor issue I've not noticed - but just to check - does
> someone else have similar issues with building on windows? Or got it to
> work would be good to know?
>
> For linux and mac it all builds well on 3.9.9 as well as 3.10.
>
> >>> import jcc
> Traceback (most recent call last):
>   File "<stdin>", line 1, in <module>
>   File "C:\XXXX\lib\site-packages\jcc\__init__.py", line 31, in <module>
>     import jcc._jcc3 as _jcc3
>
> ImportError: DLL load failed while importing _jcc3: The specified module
> could not be found.
>
> Probably something simple that I haven't been able to track down.
> Speculating in some changes in python for 3.9.9, there are some minor
> changes in importlib but what I can see it shouldn't affect (
> https://bugs.python.org/issue45765).
>
> Any feedback welcome :)
>
> Best Regards
> /Petrus
>
>
>
> --
> _____________________________________________
> Petrus Hyvönen, Uppsala, Sweden
> Mobile Phone/SMS:+46 73 803 19 00
>


-- 
_____________________________________________
Petrus Hyvönen, Uppsala, Sweden
Mobile Phone/SMS:+46 73 803 19 00

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