Bizarre behavior with mutable default arguments

[Steven D'Aprano]

On Sun, 30 Dec 2007 12:41:57 -0800, bukzor wrote:

> BTW, it's silly not to 'allow' globals when they're called for,
> otherwise we wouldn't need the 'global' keyword.

Nobody argues against allowing globals variables *when they're called 
for*, just pointing out that ninety-nine times out of a hundred, people 
use them when they're not called for and are positively harmful.

And according to functional programmers, they're NEVER called for.


-- 
Steven.