[Numpy-discussion] datetime uses API deprecated in python3.1
Charles R Harris
Mon Feb 22 15:01:12 CST 2010
On Mon, Feb 22, 2010 at 1:58 PM, Robert Kern <firstname.lastname@example.org> wrote:
> On Mon, Feb 22, 2010 at 14:53, Charles R Harris
> <email@example.com> wrote:
> > On Mon, Feb 22, 2010 at 1:45 PM, Pauli Virtanen <firstname.lastname@example.org> wrote:
> >> ma, 2010-02-22 kello 13:25 -0700, Charles R Harris kirjoitti:
> >> > I'm not sure if using PyCapsule objects will make pickled arrays
> >> > incompatible between py2k and py3k, but so it goes.
> >> The pickled arrays are, IIRC, only backward compatible, so that Py2
> >> pickles can be opened with Py3, but not vice versa. This is because of
> >> the str versus unicode issue.
> > Backward compatibility will probably break with PyCapsules in the array
> > instead of PyCObjects.
> Why? PyCObjects don't serialize at all. They would never show up in a
> pickle to begin with.
So what happens to them? I'm not that familiar with pickles.
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