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gh-153772: Make abc isinstance() tolerate instances without __class__
- #154149
#154149
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JelleZijlstra
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python:main
python/cpython:main
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fedonman:fix-gh-153772-abc-instancecheck-no-class
fedonman/cpython:fix-gh-153772-abc-instancecheck-no-class
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Aug 29, 2026
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gh-153772: Make abc isinstance() tolerate instances without __class__
#154149
JelleZijlstra
merged 1 commit into
python:main
python/cpython:main
from
fedonman:fix-gh-153772-abc-instancecheck-no-class
fedonman/cpython:fix-gh-153772-abc-instancecheck-no-class
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Commits on Jul 19, 2026
gh-153772: Make abc isinstance() tolerate instances without __class__
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