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annotationlib: namespace can be non-dict #132426

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annotationlib: namespace can be non-dict#132426
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3.14bugs and security fixesstdlibPython modules in the Lib dirtopic-typingtype-bugAn unexpected behavior, bug, or error
@eliegoudout

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@eliegoudout
eliegoudout
opened on Apr 12, 2025

Hello!

I think the following, made so that get_annotate_function is usable in metaclasses' __new__, should check for Mapping since __prepare__ can provide any mapping (see picture from PEP3115.

cpython/Lib/annotationlib.py

Line 630 in a81232c

if isinstance(obj, dict):

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    3.14bugs and security fixesstdlibPython modules in the Lib dirtopic-typingtype-bugAn unexpected behavior, bug, or error

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