What is the most efficient way to compare similar contents in two lists?

[Chris Angelico]

On Tue, Jun 14, 2011 at 1:21 AM, Zachary Dziura <zcdziura at gmail.com> wrote:
> Wow! That was a lot easier than I thought it would be! I guess I
> should have done a little bit more research into such operations.
> Thanks a bunch!!

:)

Python: "Batteries Included".

(Although Python 3 is "Most of the batteries you're used to, included".)

ChrisA