On Tue, 24 Apr 2012 10:24:16 +0000
Kristján Valur Jónsson <krist...@ccpgames.com> wrote:
> 
> Btw, this is of great interest to me at the moment, our Shanghai engineers 
> are screaming at the
> memory waste incurred by dictionaries.  A 10 item dictionary consumes 1/2k on 
> 32 bits, did you 
> know this?

The sparseness of hash tables is a well-known time/space tradeoff.
See e.g. http://bugs.python.org/issue10408

Regards

Antoine.
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