[Python-Dev] Stdlib and timezones, again

[Xavier Morel]

On 2012-09-30, at 15:15 , Antoine Pitrou wrote:

> On Sun, 30 Sep 2012 15:10:06 +0200
> Dirkjan Ochtman <dirkjan at ochtman.nl> wrote:
>> On Sun, Sep 30, 2012 at 3:03 PM, Antoine Pitrou <solipsis at pitrou.net> wrote:
>>> Can't we simply include the Olson database in Windows installers?
>> 
>> We probably can, but the problem is that it's updated quite often (for
>> example, in 2011, there were about 14 releases; in 2009, there were
>> 21). So you'd want to have a mechanism to override the data that is
>> included in the stdlib.
> 
> Probably, but for most purposes I would guess a 2-year old database is
> still good enough? After all, you don't see many people complaining
> about the outdated Unicode database that is hard-wired in past Pythons.

But at worst, an outdated unicode database will be missing data right?

Doesn't an outdated timezone db have the risk of returning *incorrect* data?