[Python-ideas] x )= f as shorthand for x=f(x)

[Guido van Rossum]

Boris, give it up. That syntax is never going to fly. If you have to
ask why, you're just not cut out to be a language designer.

On Nov 9, 2007 10:33 AM, Boris Borcic <bborcic at gmail.com> wrote:
> Steven Bethard wrote:
> > On Nov 9, 2007 7:39 AM, Boris Borcic <bborcic at gmail.com> wrote:
> >> Title says it all. Got used to += et al. My mind often expects augmented
> >> assignment syntax to exist uniformly for whatever transform.
> >
> > I'm not really a Guido channeler, but I'd guess this has about a 0%
> > chance of ever making it into Python.
> >
> > Function calls in Python are indicated by () following the function
> > name.  Your proposal puts the parentheses (or one of them) *before*
> > the function name. Breaking the consistency here seems like an
> > *extremely* bad idea.
>
>
> I contend that   x )= f   captures some perfume of the invariant you mention,
> although I admit there is no comparably simple formula for the relaxed invariant
> (if indeed it exists).
>
> Note that current python syntax requires any ) to follow a ( that it balances,
> so that's not one but two rules broken in coordination.
>
> (-1)*(-1)==(+1)-ly yours,
>
> Boris Borcic
> --
> What happened to our chief humorist and python zen master, BTW ?
>
>
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-- 
--Guido van Rossum (home page: http://www.python.org/~guido/)