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Issue 22540: speed up isinstance and issubclass for the usual cases - Python tracker

https://bugs.python.org/issue22540

“This issue tracker has been migrated to GitHub, and is currently read-only. For more information, see the GitHub FAQs in the Python's Developer Guide. Created on 2014-10-02 11:39 by georg.brandl, last changed 2022-04-11 14:58 by admin. This issue is now closed. File name Uploaded Description Edit...” (from the page’s text)

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