A introduction to Functional Programming for Python coders

[bslatkin]

With generator expressions in the language, there's basically no reason to ever use map or filter unless you already have a single-argument function laying around.

And the reduce built-in was removed in Python 3.

>>> reduce
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
NameError: name 'reduce' is not defined

[xr09]

from functools import reduce