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61 `re.sub()` leaks references · Issue #120244 · python/cpython · GitHub
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re.sub() leaks references #120244

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re.sub() leaks references#120244
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extension-modulesC modules in the Modules dirtype-bugAn unexpected behavior, bug, or error
@neonene

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@neonene
neonene
opened on Jun 7, 2024

Bug report

Bug description:

>python_d -X showrefcount -c "import re; re.sub(r'()', r'\1', '')"
[7140 refs, 4669 blocks]

_strptime is a module affected by this.

CPython versions tested on:

3.10, 3.11, 3.12, 3.13, CPython main branch

Operating systems tested on:

Windows

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    extension-modulesC modules in the Modules dirtype-bugAn unexpected behavior, bug, or error

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