Den lör 26 juli 2025 kl 07:22 skrev Yasuhito FUTATSUKI <
futat...@yf.bsdclub.org>:

> Hello,
>
> On 2025/07/25 22:36, Joe Orton wrote:
> > On Fri, Jul 25, 2025 at 12:37:56AM +0900, Yasuhito FUTATSUKI wrote:
> >> Thank you for testing.
> >>
> >> The intention of those tests are detection of extra reference
> >> remaining after calling callback functions. However, with deferred
> >> reference counting and biased reference counting, it cannot work
> >> as I(we?) expected.  So I don't think the changes on r1926575 is
> >> correct if no one cannot explain why this part of the test could
> >> pass without modifying expected refcount.
> >>
> >> I propose:
> >>
> >> * Use weakref for the tests of this purpose
> >> * Until those test is rewrited with using weakref, simply skip
> >>   them on Python >= 3.14.
> >
> > Thanks for looking at this, that seems reasonable to me. The attached
> > reverts r1926575 and adds skipIf decorators, does it look correct? I'll
> > run it through a build too.
>
> The patch looks good. Also, I've run check-swig-py on Python 3.11 and
> it did not skip those tests as we expected.
>
> Thanks,
> --
> Yasuhito FUTATSUKI <futat...@yf.bsdclub.org>
>
>
Hi,

I'm not very fond of the idea of just disabling the tests under 3.14,
chances are we'll never come to re-writing to weakrefs and then we've
basically lost a test.

@Yasuhito FUTATSUKI <futat...@yf.bsdclub.org> Do I understand it correctly
that you are concerned why we can keep the existing expected count ...

434:     for baton in editor.batons:
435:       self.assertEqual(sys.getrefcount(baton[2]), 2,
                             ^ HERE
436:                       "leak on baton %s after replay without errors"
437:                       % repr(baton))
438:     del e_baton

... but we have to modify it ...

439:     self.assertEqual(sys.getrefcount(e_ptr), expected,
                             ^ HERE
440:                      "leak on editor baton after replay without
errors")

Can you outline your idea for using weakrefs?

Cheers,
Daniel

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