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Mon Feb 12 22:47:51 CET 2007 · https://mail.python.org/pipermail/python-dev/2007-February/070991.html

On 2/12/07, Raymond Hettinger <python at rcn.com> wrote:
> [Jack Jansen]
> > I like the functionality, but I don't like the syntax, to me it looks
> > too much like a method call.
> >
> > To me self.[method_name] = self.metadata.[method_name] looks better:
> > what we're doing here is more like dictionary lookup than calling
> > functions.
>
> I also like the functionality.
>
> Rather than munge existing syntaxes, an altogether new one would be more clear:
>
>    self->name = self.metadata->name
>
> I like the arrow syntax because is the lookup process can be more involved
> than a simple dictionary lookup (perhaps traveling up to base classes).
> IOW, getattr(a,n) is not always the same as a.__dict__[n].
> The a.__getattribute__(n) process can be more complex than that
> and a bracketed dictionary-like syntax would misleadingly mask the lookup
> process.
>

I actually kind of like that.  The connection to pointer indirection
meshes well with the idea of indirectly figuring out what attribute to
access at runtime.

-Brett

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[Python-Dev] New syntax for 'dynamic' attribute access