That's not correct. It's supported for about 2 months now. It's not yet default because of the number of packages (like this one) that would break.
- Bug#573292: kdebindings: Python (>= 2.6) extensions ar... Jakub Wilk
- Bug#573292: kdebindings: Python (>= 2.6) extensio... Andreas Marschke
- Bug#573292: kdebindings: Python (>= 2.6) exte... Scott Kitterman

