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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):

Linked PRs

gh-132426: get_annotate_function vs. mapping namespaces #132427
gh-132426: Add get_annotate_from_class_namespace replacing get_annotate_function #132490

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3.14bugs and security fixes stdlibStandard Library Python modules in the Lib/ directory topic-typing type-bugAn unexpected behavior, bug, or error

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