Are metaclasses the HARDEST thing in Python?

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Metaclasses are considered one of the hardest, if not THE hardest, thing in Python's core functionality. But is it really as bad as people claim? In this video we'll cover the basics of metaclasses, look at a real-world example, and discuss when they should be used.

00:00 - Intro [1]
02:11 - Dynamically creating classes using the type built-in
05:51 - Creating custom metaclasses [2]
11:14 - Metaclasses aren't always the answer [3]
14:26 - Creating classproperties using metaclasses [4-7]
19:47 - Outro

[1] https://www.youtube.com/post/UgkxXZqXR8_K_D7zV0fTVSffiYbsu7ZwVfcz
[2] https://youtu.be/ChRDzldOz8g
[3] https://python-patterns.guide/gang-of-four/singleton
[4] https://youtu.be/l0T4jvuP0H8
[5] https://discuss.python.org/t/add-a-supported-read-only-classproperty-decorator-in-the-stdlib/18090
[6] https://docs.python.org/3/whatsnew/3.11.html#language-builtins
[7] https://github.com/python/cpython/issues/89519

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