Georg Brandl schrieb: >> If Python 3.0 was simply a release which removed deprecated features, >> there would clearly be no issue. I would update my code in advance of >> the 3.0 release to not use any of those features being removed, and >> I'm all set. But that's not what I'm hearing. Python 3 is both adding >> new ways to do things, and removing the older way, in the same >> version, with no overlap. This makes me very anxious. > > It has always been planned that in those cases that allow it, the new way to > do > it will be introduced in a 2.x release too, and the old way removed only in > 3.x.
What does that mean for the example James gave: if dict.items is going to be an iterator in 3.0, what 2.x version can make it return an iterator, when it currently returns a list? There simply can't be a 2.x version that *introduces* the new way, as it is not merely a new API, but a changed API. Regards, Martin _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com