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Maximum Recursions on Windows but not Linux on Python 3.12.10, 3.13.12

OS-windows

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#145518�?In python/cpython;

· purplearmadillo77 opened on Mar 5, 2026

[CVE-2026-2297] SourcelessFileLoader does not use io.open_code()

3.10only security fixesonly security fixes

3.11only security fixesonly security fixes

3.12only security fixesonly security fixes

3.13bugs and security fixesbugs and security fixes

3.14bugs and security fixesbugs and security fixes

3.15new features, bugs and security fixesnew features, bugs and security fixes

stdlibStandard Library Python modules in the Lib/ directoryStandard Library Python modules in the Lib/ directory

topic-importlib

type-securityA security issueA security issue

Status: Open.

#145506�?In python/cpython;

· zooba opened on Mar 4, 2026

<code>TemporaryFile</code> args not consistent across platforms

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#145504�?In python/cpython;

· shaperilio opened on Mar 4, 2026

Adjust _Py_MAX_MANAGED_STATIC_BUILTIN_TYPES value automatically

topic-JIT

Status: Open.

#145497�?In python/cpython;

· corona10 opened on Mar 4, 2026

Support entrypoint references in -m

interpreter-core(Objects, Python, Grammar, and Parser dirs)(Objects, Python, Grammar, and Parser dirs)

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#145495�?In python/cpython;

· alicederyn opened on Mar 4, 2026

<code>collections.defaultdict</code>'s <code>__repr__</code> can lead to infinite recursion

extension-modulesC modules in the Modules dirC modules in the Modules dir

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#145492�?In python/cpython;

· KowalskiThomas opened on Mar 4, 2026

Optimize frozendict lookup on Free-Threaded build

interpreter-core(Objects, Python, Grammar, and Parser dirs)(Objects, Python, Grammar, and Parser dirs)

performancePerformance or resource usagePerformance or resource usage

topic-free-threading

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#145481�?In python/cpython;

· vstinner opened on Mar 3, 2026

Implement <code>frozendict</code> for <code>partialobject</code> in functools module

extension-modulesC modules in the Modules dirC modules in the Modules dir

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#145478�?In python/cpython;

· bkap123 opened on Mar 3, 2026

Move Mac to Platforms/Mac

buildThe build process and cross-buildThe build process and cross-build

OS-mac

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#145465�?In python/cpython;

· smontanaro opened on Mar 3, 2026

Add streaming to <code>profiling.sampling</code>

stdlibStandard Library Python modules in the Lib/ directoryStandard Library Python modules in the Lib/ directory

topic-profiling

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#145464�?In python/cpython;

· maurycy opened on Mar 3, 2026

Tachyon's <code>StackTraceCollector</code> has two different ways to set <code>skip_idle</code>

3.15new features, bugs and security fixesnew features, bugs and security fixes

stdlibStandard Library Python modules in the Lib/ directoryStandard Library Python modules in the Lib/ directory

topic-profiling

Status: Open.

#145458�?In python/cpython;

· KowalskiThomas opened on Mar 3, 2026

The pinned version of Sphinx for 3.10 needs pkg_resources

docsDocumentation in the Doc dirDocumentation in the Doc dir

infraCI, GitHub Actions, buildbots, Dependabot, etc.CI, GitHub Actions, buildbots, Dependabot, etc.

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#145455�?In python/cpython;

· encukou opened on Mar 3, 2026