On 04/25/2014 09:46 AM, Fred Drake wrote: >
At this point, it would be a backward-incompatible change, so it's unlikely such a change could be allowed to affect existing code.
All bug-fixes are backwards-incompatible, yet we fix them anyway. ;)
It seems to me the real question is do we fix it in 3.5 only, or can we fix it in 3.4 and previous? And the answer depends on whether this behavior can be reasonably relied on.