The idea for first goes back to a discussion I had with Łukasz Langa about how the re example above is painful in Python. We figured such a function is missing Python, however it’s rather unlikely ...

In many cases, it's easiest to express your iterator in the form of a function, known in the Python world as a "generator function". For example, you can create a generator function that returns the ...

M4N asks:. Is there a reason why functions in most(?) programming languages are designed to support any number of input parameters but only one return value?