[Python-Dev] transitioning from % to {} formatting

[Guido van Rossum]

On Thu, Oct 8, 2009 at 10:14 AM, Raymond Hettinger <python at rcn.com> wrote:
> Do you think there may be some possible parallel to the -3 option
> to flag cases of %-formatting?  If so, that could be helpful.

Absolutely. This should be simple, since there's just one or two
places where to place the warning. We might also automatically turn it
on when Python 2.7 is run with -3.

-- 
--Guido van Rossum (home page: http://www.python.org/~guido/)