[hiAndrewQuinn]

itertools is a gem and has been since the 2.7 days. Glad to see people waking up to its powerful abstractions.

[wenc]

itertools (iterators) and collections (data structures) are both underrated modules in stdlib.

[drexlspivey]

And are both written by Raymond Hettinger

[zokier]

itertools and more-itertools are two different libs