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Title: gh-141510: Fix frozendict.fromkeys() for dict subclasses by vstinner · Pull Request #144962 · python/cpython · GitHub

Open Graph Title: gh-141510: Fix frozendict.fromkeys() for dict subclasses by vstinner · Pull Request #144962 · python/cpython

X Title: gh-141510: Fix frozendict.fromkeys() for dict subclasses by vstinner · Pull Request #144962 · python/cpython

Description: Copy also the dictionary if a dict subclass returns a frozendict. Issue: gh-141510

Open Graph Description: Copy also the dictionary if a dict subclass returns a frozendict. Issue: gh-141510

X Description: Copy also the dictionary if a dict subclass returns a frozendict. Issue: gh-141510

Opengraph URL: https://github.com/python/cpython/pull/144962

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6b13ade gh-141510: Fix frozendict.fromkeys() for dict subclasses vstinner Feb 18, 2026 https://github.com/python/cpython/pull/144962/commits/6b13ade2478d4e597d15b9a00d8981ff8a3f4e31
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