You're actually wrong about Python's sum function, it works for anything you can...

Franciscouzo on Sept 30, 2017 | parent | context | favorite | on: Haskell People

You're actually wrong about Python's sum function, it works for anything you can + on BUT strings [0], this is to avoid quadratic behavior with string concatenation.

[0] https://github.com/python/cpython/blob/5837d0418f47933b2e3c1...