If you’ve ever written any Python at all, the chances are you’ve used iterators without even realising it. Writing your own and using them in your programs can provide significant perfo… ...

The break statement here is used to interrupt the iteration of the list. The goal is to find a target element in the list, and, if found, to remove it from the database and break out of the loop. G) ...

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