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1. vstinner

   added

   type-featureA feature request or enhancementA feature request or enhancement

   on Nov 13, 2025
2. StanFromIreland

   added

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

   on Nov 13, 2025
3. vstinner

   added 5 commits that reference this issue on Feb 12, 2026

   pythongh-141510: PEP 814: Add built-in frozendict type

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   pythongh-141510, PEP 814: Add built-in frozendict type

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   pythongh-141510, PEP 814: Add built-in frozendict type

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   pythongh-141510, PEP 814: Add built-in frozendict type

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   pythongh-141510, PEP 814: Add built-in frozendict type

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4. corona10

   assigned

   corona10

   and

   vstinner

   on Feb 13, 2026
5. vstinner

   added 6 commits that reference this issue on Feb 17, 2026

   gh-141510, PEP 814: Add built-in frozendict type (#144757)

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   696cdfc

   pythongh-141510, PEP 814: Add frozendict support to json

   d0e7ed7

   pythongh-141510, PEP 814: Use frozendict in the stdlib

   9692c2b

   pythongh-141510: Replace MappingProxyType with frozendict

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   pythongh-141510: Replace MappingProxyType with frozendict

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   pythongh-141510: Use frozendict for errno.errorcode

   a4834a8
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7. ljfp

   added 4 commits that reference this issue on Apr 25, 2026

   pythongh-141510: Update PyDict C API doc for frozendict (python#145533)

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   00ed59c

   pythongh-141510: Avoid critical section on frozendict copy (python#14…

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   pythongh-141510: Document isinstance change for frozendict in What's …

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   306edee

   pythongh-141510: Support `frozendict` in `plistlib` (python#145590)

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   896a98c
8. da-woods commented on Jun 16, 2026

   

   da-woods

   on Jun 16, 2026

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   I attached a couple of PRs to this (which maybe I should have created new issues for in hindsight...). The more important of them is probably #150799 (which documents and tests their _Py_TPFLAGS_MATCH_SELF behaviour
9. vstinner

   added 4 commits that reference this issue on Jun 18, 2026

   gh-141510 Document and test frozendict class matching behaviour (#150799

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   gh-141510 Add frozendict fast paths to abstract.c (#150692)

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   [3.15] gh-141510 Document and test frozendict class matching behaviour (

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   [3.15] gh-141510 Add frozendict fast paths to abstract.c (GH-150692) (#…

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10. pyctrl

    added 2 commits that reference this issue on Jul 5, 2026

    pythongh-141510 Document and test frozendict class matching behaviour (…

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    4bc0cdd

    pythongh-141510 Add frozendict fast paths to abstract.c (python#150692)

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11. sobolevn

    added 2 commits that reference this issue on Jul 14, 2026

    gh-141510: Update `marshal` module comment with `frozendict` support (#…

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    37571ea

    [3.15] gh-141510: Update `marshal` module comment with `frozendict` s…

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12. corona10

    added a commit that references this issue on Aug 17, 2026

    gh-141510: Document frozendict support in json (gh-155929)

    c3df37c
13. hugovk

    added a commit that references this issue on Aug 19, 2026

    [3.15] gh-141510: Document frozendict support in json (gh-155929) (#1…

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    0bfe0f1