[Python-Dev] (try-except) conditional expression similar to (if-else) conditional (PEP 308)
Russell E. Owen
rowen at uw.edu
Thu Aug 6 21:55:10 CEST 2009
In article <D28975E8-6706-4515-9C9E-FB7F90775CA5 at masklinn.net>,
Xavier Morel <catch-all at masklinn.net> wrote:
> On 6 Aug 2009, at 00:22 , Jeff McAninch wrote:
> > I'm new to this list, so please excuse me if this topic has been
> > discussed, but I didn't
> > see anything similar in the archives.
> > I very often want something like a try-except conditional expression
> > similar
> > to the if-else conditional.
> I fear this idea is soon going to extend to all compound statements
> one by one.
> Wouldn't it be smarter to fix the issue once and for all by looking
> into making Python's compound statements (or even all statements
> without restrictions) expressions that can return values in the first
> place? Now I don't know if it's actually possible, but if it is the
> problem becomes solved not just for try:except: (and twice so for
> if:else:) but also for while:, for: (though that one's already served
> pretty well by comprehensions) and with:.
I like this idea a lot.
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