What am I doing wrong in this simple tkinter example?

[Yves S. Garret]

On Saturday, March 16, 2013 11:10:07 AM UTC-4, Mitya Sirenef wrote:
> On 03/16/2013 10:53 AM, Yves S. Garret wrote:
> 
> > Hi all, I'm well into "Python  Programming for the Absolute Beginner" in order to
> 
>  > become more acquainted with the language. However, when I got to page 
> 
> 304 and
> 
>  > did my first example:
> 
>  >
> 
>  > http://bin.cakephp.org/view/1107093008
> 
>  >
> 
>  > And this is the error that I'm getting:
> 
>  >
> 
>  > http://bin.cakephp.org/view/399711843
> 
>  >
> 
>  > This is the code that came with the book:
> 
>  >
> 
>  > http://bin.cakephp.org/view/514822432
> 
>  >
> 
>  >
> 
>  > What I don't understand is, why am I getting that error? I've done 
> 
> diff -w
> 
>  > and the code looks for the most part the same. What am I doing wrong 
> 
> when I
> 
>  > put the application together?
> 
> 
> 
> 
> 
> The error is that indexes are supposed to be integers, instead you have
> 
> a text string:
> 
> 
> 
> "That's not the correct password, so I can't s hare the secret with you."
> 
> 
> 
> 
> 
>      -m
> 
> 
> 
> 
> 
> -- 
> 
> Lark's Tongue Guide to Python: http://lightbird.net/larks/
> 
> 
> 
> The existence of any evil anywhere at any time absolutely ruins a total
> 
> optimism.  George Santayana

*shrug*

In the example that I have posted from the book it works just fine.  I also used 
this batch file to help me along.

longevity.py
pause

Hence the question mark over my head at the moment :) .