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Issue 29581: __init_subclass__ causes TypeError when used with standard library metaclasses (such as ABCMeta) - Python tracker

https://bugs.python.org/issue29581

“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 2017-02-16 18:54 by Nate Soares, last changed 2022-04-11 14:58 by admin. This issue is now closed. URL Status Linked Edit PR 527 merged...” (from the page’s text)

In short: Learn how to resolve TypeError issues when using __init_subclass__ with standard library metaclasses like ABCMeta in Python 3.7 and 3.6. (AI summary)

Topic: Community Forums › Software Development
Quality: Quality 86 scored 12 Aug 2025
Language: english
Text on page: 5,962 characters
Page size: 25 kB
Answered: OK (200), HTML
Last read: 7 Jul 2025
In our index since: 7 Jul 2025
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