I'm also in the "I don't think this should be allowed" camp. People who really need it can set up their own validator easily enough, and I worry about the security implications of supporting non-standard behavior in something as crucial as hostname validation -- Django's been bitten by that sort of thing several times in the past.
-- You received this message because you are subscribed to the Google Groups "Django developers (Contributions to Django itself)" group. To unsubscribe from this group and stop receiving emails from it, send an email to django-developers+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/django-developers/CAL13Cg-k6CGLZo9o%3DRG4LpGj5CbP57ayeGyBrKYXa7SPx07%2BWg%40mail.gmail.com.