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

[Mark H Harris]

On 3/29/14 6:59 AM, Marko Rauhamaa wrote:
> I hate localization. You get a error message in Finnish from "make" or
> "grep" and then you try to google it.
>
> So mine is en_US, but I know people who do fi_FI.

... this is my point precisely.