loop over list and modify in place

[Daniel Nogradi]

> Call me crazy, but isn't the simple construct
>     for obj in mylist:
>         obj.newattribute = 'new value'
> what the OP was looking for?

Yes, of course. That's why my follow-up post was this:

> Please consider the previous question as an arbitrary random brain
> cell fluctuation whose probability of occurence is around once per
> month and before sending the question it hasn't yet happened to me in
> September.

:)