On Fri, Jul 12, 2002, Guido van Rossum wrote:
- Optional formatting specifiers. I agree with Lalo that these should not be part of the interpolation syntax but need to be dealt with at a different level. I think these are only relevant for numeric data.
I've used "%20s" * 5 frequently enough in the past to do crude tables. That's not a feature I'd like to lose.