https://docs.python.org/2/howto/functional.html#built-in-functions https://docs.python.org/2/howto/functional.html#built-in-fun... The documentation here actua

https://docs.python.org/2/howto/functional.html#built-in-functions https://docs.python.org/2/howto/functional.html#built-in-fun... The documentation here actually mentions that map() and filter () are somewhat obsolete in python.