Explanation of this Python language feature? [x for x in x for x in x] (to flatten a nested list)

[Grant Edwards]

On 2014-03-30, Rhodri James <rhodri at wildebst.org.uk> wrote:
> On Sun, 30 Mar 2014 11:44:13 +0100, Steven D'Aprano  
>
>> Among fans of the British writer Terry Pratchett, the usual term is
>> Merkins. Including among Merkin fans.
>
> Many of whom even know what a merkin is, and use the term anyway.

As much as I'd rather not be called a Merkin, one can't really get mad
at Terry Pratchett fans...

-- 
Grant Edwards               grant.b.edwards        Yow! I'm also against
                                  at               BODY-SURFING!!
                              gmail.com