I found a great blog that has 10 free ebooks on Python, including one on TKinter. I can’t wait to tear into them, hopefully you will get some use from them too!
The link to Dive Into Python does not work, but this one does. Dive Into Python
If you are really starting from scratch, here is my list of good Python tutorials: http://wp.me/p175D9-88
Please let me know if you have any good resources to share!