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GeezerVison is showing github.com — gh-131798: Add `_IS_NONE` to the JIT optimizer by Wulian233 · Pull Request #148369 · python/cpython

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@Wulian233

@Wulian233 Wulian233 commented Apr 11, 2026 •
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Hello! This is my first time submitting something to JIT. I'm still learning, so there may be some mistakes. Welcome corrections!

  • Issue: Better uop coverage in the JIT optimizer #131798

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@Wulian233
pythongh-131798: Add _IS_NONE to the JIT optimizer
1fc22e4
@Wulian233
Wulian233 requested review from Fidget-Spinner, markshannon, savannahostrowski and tomasr8 as code owners April 11, 2026 08:07
@bedevere-app bedevere-app Bot added the awaiting review label Apr 11, 2026
@bedevere-app bedevere-app Bot mentioned this pull request Apr 11, 2026
Better uop coverage in the JIT optimizer #131798
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Fidget-Spinner reviewed Apr 11, 2026
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Thanks for contributing to the JIT, and welcome!

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Comment thread Python/optimizer_bytecodes.c Resolved

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Comment thread Python/optimizer_bytecodes.c Resolved

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Fidget-Spinner
Fidget-Spinner reviewed Apr 11, 2026
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Comment thread Misc/NEWS.d/next/Core_and_Builtins/2026-04-11-16-12-17.gh-issue-131798.be8mTq.rst Resolved

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@Fidget-Spinner Fidget-Spinner added the skip news label Apr 11, 2026
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Fidget-Spinner approved these changes Apr 11, 2026
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Thanks!

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@bedevere-app bedevere-app Bot added awaiting merge and removed awaiting review labels Apr 11, 2026
@Fidget-Spinner
Fidget-Spinner merged commit a059e85 into python:main Apr 11, 2026
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@bedevere-app bedevere-app Bot removed the awaiting merge label Apr 11, 2026
@Wulian233
Wulian233 deleted the _IS_NONE branch April 11, 2026 15:11
Wulian233 added a commit to Wulian233/cpython that referenced this pull request Apr 12, 2026
@Wulian233
pythongh-131798: Add pythongh-131798: Add _IS_NONE` to the JIT opti…
7389eca 
…mizer (pythonGH-148369)` to the JIT optimizer
ljfp pushed a commit to ljfp/cpython that referenced this pull request Apr 25, 2026
@Wulian233 @ljfp
pythongh-131798: Add _IS_NONE to the JIT optimizer (pythonGH-148369)
75e99e7
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@Fidget-Spinner Fidget-Spinner Fidget-Spinner approved these changes
@markshannon markshannon Awaiting requested review from markshannon markshannon is a code owner
@tomasr8 tomasr8 Awaiting requested review from tomasr8 tomasr8 is a code owner
@savannahostrowski savannahostrowski Awaiting requested review from savannahostrowski

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@Wulian233 @Fidget-Spinner
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