The attached file, tkinter_test.py.txt, contains the Python source that I was executing in Spyder that is failing. Please advise. Sam Dupree.

What steps will reproduce the problem? Hi, I've encountered an issue where tkinter doesn't open windows when running code in Spyder. I followed the troubleshooting guide, up to and including ...

Python GUI Programming with Tkinter, Second Edition, will not only provide you with a working knowledge of the Tkinter GUI library, but also a valuable set of skills that will enable you to plan, ...