For review: PEP 308 - If-then-else expression

[Andrew Dalke]

Erik Max Francis:
> Obviously, but if you come to rely on the idiom, it's easy to forget
> that it doesn't work properly if x is false.  As we've seen from Andrew
> Koenig's example of an _improper_ use of this construct in the standard
> library.

Though as others have pointed out as well, I've found improper use
of quite a few things in the library, and filed bug reports against them
and patches.  Does that mean we need a new syntax for all of those?
No, I don't think so.

                    Andrew
                    dalke at dalkescientific.com