Python, for all its power and popularity, has long lacked a form of flow control found in other languages—a way to take a value and match it elegantly against one of a number of possible conditions.

The creators of the Python language are mulling a new proposal, PEP 622, that would finally bring a pattern matching statement syntax to Python. The new pattern matching statements would give Python ...

This is a preview. Log in through your library . Abstract In music analysis it is a common requirement to search a musical score for occurrences of a particular musical motif and its variants. This ...