[pypy-dev] 2.5 and 2.4 compatibility

[Carl Friedrich Bolz]

Ondrej Certik wrote:
> On Mon, Sep 22, 2008 at 5:48 PM, Maciej Fijalkowski <fijall at gmail.com> wrote:
>> I'm working on 2.5 compatibility branch right now. Due to incompatible
>> changes, I suggest that we say we don't provide --pyversion option any
>> more and simply compile 2.5 compatible interpreter. I don't really see
>> benefits of providing 2.4 right now (after a brief discussion with
>> Armin).
>>
>> If anyone objects, please do that now.
> 
> Just a curious question --- what kind of features are python2.4 only
> that doesn't work in python2.5? I though that except hashing,
> python2.5 is backwards compatible.

I don't think there are any (big ones, at least). But that's just a
further argument for removing the --pyversion option, isn't it?

Cheers,

Carl Friedrich