For review: PEP 308 - If-then-else expression

Erik Max Francis max at alcyone.com
Mon Feb 10 00:37:28 EST 2003


Samuele Pedroni wrote:

> I would not call lambda syntax felicitous and it's an heavyweight
> syntax.

But it's already there, so it trumps that objection.  It's a
well-entrenched Python feature, so it's a priori Pythonic, even if Guido
sort of changed his mind :-).

> My benchmark for what I would live with is:
> 
> _ and _ or _
> 
> substitute 'and' and 'or' with something appropriate and short.

But I'm not aware of anything that would get things in the left-to-right
order that wouldn't introduce a new keyword (or two), are you?

> > if C: x else: y
> >
> > reads left-to-right, requires no new keywords or punctuation, is
> > unambiguous, and is totally analogous to the if...else statement and
> > thus is crystal clear.
> 
> thus it hurts my eyes.

_Thus_ it hurts your eyes?

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 Erik Max Francis / max at alcyone.com / http://www.alcyone.com/max/
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