[WIP] gh-141510: PEP 814: Add built-in frozendict type#141508

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Commits on Nov 13, 2025

[WIP] PEP 814: Add built-in frozendict type
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Update Tools/build/generate_token.py for token.py
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Try to fix build on Ubuntu and macOS
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Fix make check-c-globals
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Add PyFrozenDict_Type to static_types
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Update Doc/library/stdtypes.rst
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Replace PyDict_Check() with _PyAnyDict_Check()
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copy: support frozendict
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Fix frozendict.__reduce_ex__()
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exec(): accept frozendict for globals
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Make PyAnyDict_Check() public
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Commits on Nov 14, 2025

Optimize frozendict.copy()
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Fix frozendict merge ("|=" operator); add tests
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copy: use _copy_atomic_types instead; add tests
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frozendict
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pprint supports frozendict
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change json.tool._group_to_theme_color formatting
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json: use PyAnyDict_Check()
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_pickle: fix refleak
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frozendict_hash: use atomic load/store
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Update Lib/pydoc_data/topics.py
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Commits on Nov 17, 2025

Fix test_copy: remove duplicated test
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Commits on Dec 12, 2025

frozendict | {} returns the same frozendict
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Fix frozendict_or()
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Moar frozendict|frozendict optimizations
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