GH-125174: Make immortal objects more robust, following design from PEP 683 by markshannon · Pull Request #125251 · python/cpython

jcrist added a commit to msgspec/msgspec that referenced this pull request

* MNT: account for CPython 314 changes

python/cpython#125251 renamed
_PY_IMMORTAL_REFCNT -> _PY_IMMORTAL_INITIAL_REFCNT

* Define new macro to reduce duplication

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Co-authored-by: Jim Crist-Harif <jcristharif@gmail.com>

akretz added a commit to akretz/iteration_utilities that referenced this pull request

akretz added a commit to akretz/iteration_utilities that referenced this pull request