Bumping this, as it has been 24 hours without a reply. I'm still not sure what to make of this issue, and I do not have another machine to reproduce it on.------ Original message------From: brettg@posteo.netDate: Wed, Mar 6, 2019 1:50 PMTo: Bug guix;Guix-devel;Cc: Subject:bug#34772: Python tkinterHello all, I am having an issue getting tkinter to work for our python build. brettg@guixsd ~/Repos/CS101/Prog4$ python3 main.py Traceback (most recent call last): File "main.py", line 50, in import windowUtilMod File "/home/brettg/Repos/CS101/Prog4/windowUtilMod.py", line 4, in import tkinter as tk File "/gnu/store/9z98cvjm7p7z21xdid1ryydxy5vyz6wr-python-3.7.0/lib/python3.7/tkinter/__init__.py", line 36, in import _tkinter # If this fails your Python may not be configured for Tk ModuleNotFoundError: No module named '_tkinter' Anybody have any ideas? Please reply to the bug report number. Brett