Python package in installed version of slicer

[jamesobutler (James Butler)]

Is your platform Linux?

You might be experiencing the issue discussed below which was tracked as Importing the numpy C-extensions failed. [slicer 4.11.20200930, archlinux] · Issue #5474 · Slicer/Slicer · GitHub and fixed in mid-March 2021 (after the Slicer 4.11.20210226 release).

Slicer-4.11.20200930: Can't import pip-installed Pillow on Linux

Hi all, I can’t run the line below in the current Linux stable (and preview) release, after running pip_install('Pillow'): >>> from PIL import Image Traceback (most recent call last): File "<console>", line 1, in <module> File "/home/fernando/opt/Slicer-4.11.20200930-linux-amd64/lib/Python/lib/python3.6/site-packages/PIL/Image.py", line 94, in <module> from . import _imaging as core ImportError: /home/fernando/opt/Slicer-4.11.20200930-linux-amd64/lib/Python/lib/python3.6/site-packages/…