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Title: gh-145749: Optimize named exception blocks by brijkapadia · Pull Request #145983 · python/cpython · GitHub

Open Graph Title: gh-145749: Optimize named exception blocks by brijkapadia · Pull Request #145983 · python/cpython

X Title: gh-145749: Optimize named exception blocks by brijkapadia · Pull Request #145983 · python/cpython

Description: Instead of using LOAD_CONST None; STORE_FAST n; DELETE_FAST n for named exception blocks, I changed the bytecode to use PUSH_NULL; STORE_FAST n in an effort to remove the DELETE_FAST instruction. Not sure if I need a NEWS entry Issue: gh-145749

Open Graph Description: Instead of using LOAD_CONST None; STORE_FAST n; DELETE_FAST n for named exception blocks, I changed the bytecode to use PUSH_NULL; STORE_FAST n in an effort to remove the DELETE_FAST instruction. N...

X Description: Instead of using LOAD_CONST None; STORE_FAST n; DELETE_FAST n for named exception blocks, I changed the bytecode to use PUSH_NULL; STORE_FAST n in an effort to remove the DELETE_FAST instruction. N...

Opengraph URL: https://github.com/python/cpython/pull/145983

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8da9704 gh-145749: Optimize named exception blocks brijkapadia Mar 15, 2026 https://github.com/python/cpython/pull/145983/commits/8da97046d35d0fc88c048c87569340e846be765f
593ae3c 📜🤖 Added by blurb_it. blurb-it[bot] Mar 15, 2026 https://github.com/python/cpython/pull/145983/commits/593ae3c566fb7480ef11d6b76191c39580c4e0b3
cffaf20 Update 2026-03-15-18-54-06.gh-issue-145749.o1IQ5P.rst brijkapadia Mar 15, 2026 https://github.com/python/cpython/pull/145983/commits/cffaf20c5feafcbc1437c215f4c3c7c9c5f79983
d155803 Merge remote-tracking branch 'upstream' into named-exception brijkapadia Jun 30, 2026 https://github.com/python/cpython/pull/145983/commits/d155803ef4caa0b08c182134f49f6762c04213b0
3a1efad improve bytecode insertion brijkapadia Jul 1, 2026 https://github.com/python/cpython/pull/145983/commits/3a1efada781111358ecc53aa273d5fe3557737c1
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