> For example, here’s a tiny Python generator function that I put in a lot of my programs, because I often find I want to use it, and despite being so simple, i

> For example, here’s a tiny Python generator function that I put in a lot of my programs, because I often find I want to use it, and despite being so simple, it’s not in the standard library: itertools.pairwise[0] comes pretty close. [0] https://docs.python.org/3/library/itertools.html#itertools.pairwise https://docs.python.org/3/library/itertools.html#itertools.p...