replacing __dict__ with an OrderedDict

Ian Kelly ian.g.kelly at gmail.com
Fri Jan 6 11:06:02 EST 2012


On Fri, Jan 6, 2012 at 6:40 AM, Ulrich Eckhardt
<ulrich.eckhardt at dominolaser.com> wrote:
> Nonetheless, I'm still wondering if I could somehow replace the dict with an
> OrderedDict.

In Python 3, yes.  This is pretty much the entire use case for the new
__prepare__ method of metaclasses.  See the "OrderedClass" example at:
http://docs.python.org/py3k/reference/datamodel.html#special-method-names

Cheers,
Ian



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