Re: question about 0 as exp in repeat-until

[Graham Wakefield <wakefield@...>]

I'm a sucker for these snippets of coding philosophy... but do you  
have a reference?

Googled for "falseness does not nest" and got no results (except this  
mail!)
Googled for "falsity does not nest" and got no results.
Adding Python to the search doesn't help.

On Jan 20, 2010, at 10:48 PM, steve donovan wrote:
> (In Python, to give an example of an idea gone a little mad, empty
> strings and empty lists are also considered 'false', but a list
> containing an empty string is not (this is called 'falseness does not
> nest').)