Yeah, the library has some common functions with "itertools" Python's module [1]. fun.range syntax was even copied from Python's range. What is more, you can also take a look on Haskell's Data.List [2] or StandardML's List [3] packages.

[1] http://docs.python.org/2/library/itertools.html [2] http://hackage.haskell.org/package/base-4.6.0.1/docs/Data-Li... [3] http://www.standardml.org/Basis/list.html