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gh-148906: fix scaling of descriptors on free-threading#148915

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kumaraditya303 merged 6 commits into
python:mainfrom
kumaraditya303:descriptor-scaling
May 13, 2026
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gh-148906: fix scaling of descriptors on free-threading#148915
kumaraditya303 merged 6 commits into
python:mainfrom
kumaraditya303:descriptor-scaling

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@kumaraditya303 kumaraditya303 commented Apr 23, 2026 •
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On this PR:

❯ ./python.exe Tools/ftscalingbench/ftscalingbench.py --threads=10 descriptor
Running benchmarks with 10 threads
descriptor                 4.1x faster

@bedevere-app bedevere-app Bot mentioned this pull request Apr 23, 2026
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@kumaraditya303 kumaraditya303 added performance Performance or resource usage topic-free-threading labels Apr 23, 2026
colesbury
colesbury reviewed Apr 23, 2026
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@kumaraditya303 kumaraditya303 requested a review from colesbury May 13, 2026 11:00
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colesbury approved these changes May 13, 2026
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LGTM

Comment thread Objects/typeobject.c Outdated
Comment thread Objects/typeobject.c Outdated
@kumaraditya303 kumaraditya303 added the needs backport to 3.15 pre-release feature fixes, bugs and security fixes label May 13, 2026
@kumaraditya303 kumaraditya303 merged commit 94bca40 into python:main May 13, 2026
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miss-islington-app Bot commented May 13, 2026

Thanks @kumaraditya303 for the PR 🌮🎉.. I'm working now to backport this PR to: 3.15.
🐍🍒⛏🤖 I'm not a witch! I'm not a witch!

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@colesbury colesbury colesbury approved these changes

@markshannon markshannon Awaiting requested review from markshannon markshannon is a code owner

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needs backport to 3.15 pre-release feature fixes, bugs and security fixes performance Performance or resource usage skip news topic-free-threading

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