On Thu, Nov 3, 2016 at 12:00 PM, MRAB <python@mrabarnett.plus.com> wrote:
self.an_arg = the_default if an_arg is None else an_arg
No, ?? is a bit like 'or', except that only None is falsey, so it would be:

    self.an_arg = an_arg ?? the_default

thanks! and actually, that reads much better to me.



Christopher Barker, Ph.D.

Emergency Response Division
NOAA/NOS/OR&R            (206) 526-6959   voice
7600 Sand Point Way NE   (206) 526-6329   fax
Seattle, WA  98115       (206) 526-6317   main reception