I recently enjoyed reading the pure Python equivalent definitions of the itertools [0] and more-itertools modules. [0]: https://docs.python.org/3/library/itert

I recently enjoyed reading the pure Python equivalent definitions of the itertools [0] and more-itertools modules. [0]: https://docs.python.org/3/library/itertools.html https://docs.python.org/3/library/itertools.html