Parent and grandparent comments and their siblings provide a good summary of metaclasses. One of the best deep dives I’ve seen is this document [1] which is off

Parent and grandparent comments and their siblings provide a good summary of metaclasses. One of the best deep dives I’ve seen is this document [1] which is offline but still available through the Wayback Machine. GP is right that metaclasses are rarely used and you’ll kind of know when you need them. [1]: https://web.archive.org/web/20170805220114/http://www.cafepy.com/article/python_types_and_objects/python_types_and_objects.html https://web.archive.org/web/20170805220114/http://www.cafepy...