Patterns in Python structural pattern matching. Patterns can be simple values, or they can contain more complex matching logic. Some examples: case "a": Match against the single value "a".

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 ...

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