Can anybody explain the '-' in a 2-D creation code?

[Mark Lawrence]

On 26/06/2015 02:07, fl wrote:
> Hi,
>
> I read Ned's tutorial on Python. It is very interesting. On its last
> example, I cannot understand the '_' in:
>
>
>
> board=[[0]*8 for _ in range(8)]
>
>
> I know  '_' is the precious answer, but it is still unclear what it is
> in the above line. Can you explain it to me?
>
>
> Thanks,
>

Lots of people could carry on explaining things to you, but you don't 
appear to be making any attempt to do some research before posing your 
questions, so how about using a search engine?

-- 
My fellow Pythonistas, ask not what our language can do for you, ask
what you can do for our language.

Mark Lawrence