[Python-Dev] defaultdict proposal round three

[Ian Bicking]

Guido van Rossum wrote:
> Why are you so keen on using a dictionary to share data between
> threads that  may both modify it? IMO this is asking for trouble --
> the advice about sharing data between threads is always to use the
> Queue module.

I use them often for a shared caches.  But yeah, it's harder than I 
thought at first -- I think the actual cases I'm using work, since they 
use simple keys (ints, strings), but yeah, thread guarantees are too 
difficult to handle in general.  Damn threads.

-- 
Ian Bicking  /  ianb at colorstudy.com  /  http://blog.ianbicking.org