Retreiving a single number from a list of numbers ?

[Terry Reedy]

> I am trying to extract a value from a variable that contains more than
one
> value.
>
> For example:
>     If  I assigned the result of wxGetClientDisplayRect() to the var 'a'
> like:
>         a = wxGetClientDisplayRect()
>
> the 'a' would return something like (0, 0, 800. 540)
>
> How then would I assign the 800 from 'a' and give it to a var called 'b'
??

b=a[2]

But you might want something like

x1,y1, x2,y2 = wxGetClientDisplayRect()

to unpack all 4 values of the tuple into individual vars.

Terry J. Reedy