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gh-143445: Optimize deepcopy for 1.04x speedup #143449

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vstinner merged 2 commits into from
Jan 8, 2026
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gh-143445: Optimize deepcopy for 1.04x speedup #143449

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Optimize deepcopy for 1.04x speedup
heikkitoivonen Jan 5, 2026
ef2d3ea
Update Misc/NEWS.d/next/Library/2026-01-05-12-20-42.gh-issue-143445.r…
heikkitoivonen Jan 5, 2026
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Update Misc/NEWS.d/next/Library/2026-01-05-12-20-42.gh-issue-143445.r… 
…gxnbL.rst

Co-authored-by: Bénédikt Tran <[email protected]>
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@heikkitoivonen @picnixz
heikkitoivonen and picnixz authored Jan 5, 2026
commit ef2d3ea5bba0e984b23bdcec921f6bfdf131545e
2 changes: 1 addition & 1 deletion Misc/NEWS.d/next/Library/2026-01-05-12-20-42.gh-issue-143445.rgxnbL.rst
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Optimize deepcopy in :mod:`copy`, pyperformance reports 1.04x speedup.
Speed up :func:`copy.deepcopy` by 1.04x.
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