[Python-ideas] Changing the meaning of bool.__invert__

[Random832]

On Fri, Apr 8, 2016, at 11:00, Guido van Rossum wrote:
> The thing here is, this change is too small to warrant a __future__
> import. So we're either going to introduce it in 3.6 and tell people
> about it in case their code might break, or we're never going to do
> it.  I'm honestly on the fence, but I feel this is a rarely used
> operator so changing its meaning is not likely to break a lot of code.

What about just having a DeprecationWarning, but no __future__ import?