Python performance is sometimes criticized for slower performance compared with languages such as Java. Follow these tips to optimize your Python code.

The itertools module includes functions for creating and working with iterators and generators used in functional programming. The operator module eliminates the need for many trivial lambda functions ...

You easily can see this using Python's itertools module, a part of the standard library that has functions named permutations and combinations. Each takes both an iterable data structure and the ...