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gh-137855: Improve import time of pathlib - #146327

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encukou merged 2 commits into
python:mainfrom
hugovk:3.15-lazy-pathlib
May 5, 2026
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gh-137855: Improve import time of pathlib#146327
encukou merged 2 commits into
python:mainfrom
hugovk:3.15-lazy-pathlib

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@hugovk

@hugovkhugovk commented Mar 23, 2026•
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Before: 7ms After: 2ms
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@hugovkhugovk added performance Performance or resource usage stdlib Standard Library Python modules in the Lib/ directory labels Mar 23, 2026
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hugovk requested a review from barneygale as a code ownerMarch 23, 2026 12:14
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@hugovk

hugovk commented May 4, 2026

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Confirmed after merge of #149338 that the -Xlazy_imports=none commands from #149321 work as expected.

encukou
encukou approved these changes May 5, 2026
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Looks good, thank you!

@encukou
encukou merged commit ffb543d into python:mainMay 5, 2026
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@hugovk
hugovk deleted the 3.15-lazy-pathlib branch May 5, 2026 12:48
@hugovkhugovk mentioned this pull request Jun 17, 2026
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