unexplainable python

[Terry Reedy]

dads wrote:
> Thank you for the help, it's amazing what you can't spot. It seems the
> harder you look the less likely you're to find the issue. Fresh eyes
> make the world of difference.
> 
> To Matt and John:
> 
> No this certainly isn't homework, I'm 29 and in full time work. I
> decided to learn to program about a year ago and picked up python, so
> it's one of my hobbies. Starting from level 0 it's been challenging
> and fun.
> 
> This exercise was just a bit of fun, I got the idea from a forum.

So it is a self-assigned homework problem ;-).
Keep at it and good luck!
We of course mostly think you made a good choice.

tjr