[Python-Dev] MutableSet and Set named methods

[Guido van Rossum]

On Tue, Mar 24, 2009 at 4:38 PM, Raymond Hettinger <python at rcn.com> wrote:
> Does anyone remember the reason that most of the named methods were omitted
> from the ABC for mutablesets and sets?  The update() method in particular
> would be nice to have.

Because it's the same as +=, and if you want it as a callable, you can
use operator.__ior__? :-)

(And frozen sets don't have it.)

-- 
--Guido van Rossum (home page: http://www.python.org/~guido/)