On 15.06.2020 11:02, Petr Viktorin wrote: > On 2020-06-14 22:10, cpyt...@nicwatson.org wrote: >> I maintain an open source Python module in C. I'm trying to verify for >> the first time that the module still works with cpython 3.9. This >> module does *not* use the "limited" C API. >> >> In building my module against 3.9b3, I'm getting a missing declaration >> warning on _Py_ForgetReference. My module builds and passes test fine, >> this is just a compiler warning issue. > > What does the _Py_ForgetReference function do? The [documentation] says > it's only for use in the interpereter core, so I'd assume it's . > > [documentation]: https://docs.python.org/3/c-api/refcounting.html
This is typically used in error handlers of constructors where you want to avoid having the deallocator run as result of the DECREF, e.g. because the object has not been full initialized yet. -- Marc-Andre Lemburg eGenix.com Professional Python Services directly from the Experts (#1, Jun 15 2020) >>> Python Projects, Coaching and Support ... https://www.egenix.com/ >>> Python Product Development ... https://consulting.egenix.com/ ________________________________________________________________________ ::: We implement business ideas - efficiently in both time and costs ::: eGenix.com Software, Skills and Services GmbH Pastor-Loeh-Str.48 D-40764 Langenfeld, Germany. CEO Dipl.-Math. Marc-Andre Lemburg Registered at Amtsgericht Duesseldorf: HRB 46611 https://www.egenix.com/company/contact/ https://www.malemburg.com/ _______________________________________________ Python-Dev mailing list -- python-dev@python.org To unsubscribe send an email to python-dev-le...@python.org https://mail.python.org/mailman3/lists/python-dev.python.org/ Message archived at https://mail.python.org/archives/list/python-dev@python.org/message/PEFTCHDRJQDATHG5LKUCBA6PTS3HOHJP/ Code of Conduct: http://python.org/psf/codeofconduct/
