Previous PEPs to add pattern matching — PEP 275 and PEP 3103, proposed in 2001 and 2006 respectively — were turned down due to lack of popular support.PEP 3103 was drafted by Python creator ...

Python’s implementation of object orientation does have a few quirks. For example, if you create a class variable, it can be read from a subclass without specifying scope like you’d expect.