https://discuss.python.org/t/reinstantiating-a-generic-class-with-a-different-specialization/107141
Reinstantiating a generic class with a different specialization - Typing - Discussions on Python.org
Apr 30, 2026 - Hi everyone, I was trying to improve a couple of type annotations in the pint project (Improve type annotations for `Quantity`'s arithmetic methods by RBerga06...