Konrad Hinsen <konrad.hin...@fastmail.net> writes: > This problem clearly looks like it's caused by our sitecustomize.py. > One indicator is "When I add both python and a python package": if there > is no additional package, only python by itself, our sitecustomize > doesn't do anything.
I have changed my mind. In the sys.path outputs shown, there are no paths from add-on packages. It's just the Python standard library. Maybe our sitecustomize.py is not run at all, but if it is, it didn't do anything to sys.path. There must be a bug somewhere else. Cheers, Konrad.