The itertools documentation¹ include a recipe to do just that, and links to the excellent more-itertools² package which bundles up a heap of recipes that make i

The itertools documentation¹ include a recipe to do just that, and links to the excellent more-itertools² package which bundles up a heap of recipes that make iterators even better. This specific case is handled by first_true² in more-itertools. ¹ https://docs.python.org/3/library/itertools.html#itertools-recipes https://docs.python.org/3/library/itertools.html#itertools-r... ² https://more-itertools.readthedocs.io/en/stable/api.html#more_itertools.first_true https://more-itertools.readthedocs.io/en/stable/api.html#mor...