After some further googling around, I found the solution. In fact, I
found it in an example on a german web page,
http://home.foni.net/~heikos/tkinter/node56.html (I don't speak
German).
Anyway, here is my working code, for the record:
import Tkinter as tk
import os
# Define constants
sIMAGERO
Hello everyone,
I'm looking for a way to put an image on a button in a Tkinter GUI,
but for the life of me I just can't find any clear directions about
how to do that. No matter where I look, the only documentation I can
find is this (Fred Lundz):
"image (image). The image to display in the widge