inserting into a list

[John Salerno]

James Stroud wrote:

> Here is one my favorite examples of python intuitiveness:
> 
> if something is not something_else:
>   do_whatever()
> 
> Who would have thunk it?

That's actually one of the things that first surprised me about Python, 
that you can actually say "is not" in a programming language, and it 
reads like a sentence!  :)  (Not to mention 'and' and 'or')