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Python 3.14.1+ annotationlib regression: ForwardRef.__hash__ raises <code>TypeError: unhashable type: 'cell'</code>

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

Status: Open.

#143831 In python/cpython;

· abhinand-c opened on Jan 14, 2026

Remove unreachable else-block in complex_subtype_from_string in Objects/complexobject.c

Status: Open.

#143830 In python/cpython;

· b9788213 opened on Jan 14, 2026

functools._make_key is slow due to creation of lots of temporary tuples - optimizable with list

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

performancePerformance or resource usagePerformance or resource usage

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

Status: Open.

#143825 In python/cpython;

· heikkitoivonen opened on Jan 14, 2026

Add option to quit pdb without prompt (like pre-3.14 behavior)

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

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#143824 In python/cpython;

· mayfield opened on Jan 14, 2026

Python IDLE Bug Report

pendingThe issue will be closed if no feedback is providedThe issue will be closed if no feedback is provided

topic-IDLE

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

Status: Open.

#143822 In python/cpython;

· FaizanBinFiros opened on Jan 14, 2026

JIT: Assertion <code>next_instr-&gt;op.code == STORE_FAST</code> failed in <code>_PyEval_EvalFrameDefault</code>

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

topic-JIT

type-crashA hard crash of the interpreter, possibly with a core dumpA hard crash of the interpreter, possibly with a core dump

Status: Open.

#143820 In python/cpython;

· devdanzin opened on Jan 14, 2026

super() objects should be callable

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.

#143817 In python/cpython;

· smurfix opened on Jan 13, 2026

Bare <code>AttributeError</code> in <code>__getattr__</code> shows a garbled message with attribute suggestions

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

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

Status: Open.

#143811 In python/cpython;

· johnslavik opened on Jan 13, 2026

JIT: Assertion <code>size &lt; MAX_EXECUTORS_SIZE</code> failed in <code>get_index_for_executor</code>

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

topic-JIT

type-crashA hard crash of the interpreter, possibly with a core dumpA hard crash of the interpreter, possibly with a core dump

Status: Open.

#143807 In python/cpython;

· devdanzin opened on Jan 13, 2026

Behaviour of "default" method of cmd.Cmd when no input is sent

docsDocumentation in the Doc dirDocumentation in the Doc dir

pendingThe issue will be closed if no feedback is providedThe issue will be closed if no feedback is provided

Status: Open.

#143804 In python/cpython;

· pythonhacker opened on Jan 13, 2026

Improve IDLE Format Paragraph doc

docsDocumentation in the Doc dirDocumentation in the Doc dir

topic-IDLE

Status: Open.

#143774 In python/cpython;

· terryjreedy opened on Jan 13, 2026

NEWS entries for Argument Clinic refactors should be removed

docsDocumentation in the Doc dirDocumentation in the Doc dir

pendingThe issue will be closed if no feedback is providedThe issue will be closed if no feedback is provided

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

Status: Open.

#143773 In python/cpython;

· Aniketsy opened on Jan 13, 2026