Patrick Stinson <patrickk...@gmail.com> writes:

> I have a module named rtmidi, and its C submodule named rtmidi/_rtmidi. The 
> distills script builds successfully and successfully creates a build/lib dir 
> with a rtmidi dir in it and the submodule file 
> rtmidi/_rtmidi.cpython-36dm-darwin.so. I have set PYTHONPATH to this lib dir, 
> but rtmidi/__init__.py gives the following error:
>
> Traceback (most recent call last):
>   File "main.py", line 6, in <module>
>     from pkmidicron import MainWindow, util, ports
>   File "/Users/patrick/dev/pkmidicron/pkmidicron/__init__.py", line 1, in 
> <module>
>     from .mainwindow import *
>   File "/Users/patrick/dev/pkmidicron/pkmidicron/mainwindow.py", line 2, in 
> <module>
>     import rtmidi
>   File "/Users/patrick/dev/pkmidicron/pyrtmidi/build/lib/rtmidi/__init__.py", 
> line 1, in <module>
>     from ._rtmidi import *
> ModuleNotFoundError: No module named 'rtmidi._rtmidi’
>
> How does the module finder work in the import system? I assume ti 
> automatically resolves the name _rtmidi.cpython-36dm-darwin.so to _rtmidi? I 
> didn’t have any luck reading the docs on the import system.

Are you running python 3.6?

I tried this on python 3.7 and it worked, but the file is called 
_rtmidi.cpython-37m-darwin.so there (37 for python3.7, and the d is missing, I 
don't know what that indicates).
-- 
Pieter van Oostrum
www: http://pieter.vanoostrum.org/
PGP key: [8DAE142BE17999C4]
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