using generators with format strings

[Christopher T King]

On Mon, 26 Jul 2004, Calvin Spealman wrote:

> The generators are not list-type objects, but iterators. Because the %
> operator does not operate on iterators directly (because, presumably, you
> may be wanting to print the iterator itself, not the items it iterates
> over), you must construct a list out of it, which can be done very easily,
> as you can see.

Not quite, because for the same reason as generators, lists are passed to 
% as a single argument.  The arguments must be contained in a tuple 
(tuple(myvalues()) does nicely).