On Wed, 9 May 2012 10:44:59 -0400 Brett Cannon <brett at python.org> wrote: > > > I wish there was a builtin class > > > > class record: > > pass > > > > which can be used to create objects which have only attributes > > and no methods. > > > I have heard this request now a bazillion times over the years. Why don't > we have such an empty class sitting somewhere in the stdlib with a > constructor classmethod to simply return new instances (and if you want to > get really fancy, optional keyword arguments to update the instance with > the keys/values passed in)? Is it simply because it's just two lines of > Python that *everyone* has replicated at some point? In this case, it's because sys is a built-in module written in C, and importing Python code is a no-go. We have a similar problem with ABCs: io jumps through hoops to register its implementation classes with the I/O ABCs. Regards Antoine.
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