[Python-Dev] list comprehensions again...

[Ka-Ping Yee]

On Tue, 11 Jul 2000, Greg Stein wrote:
> On Tue, Jul 11, 2000 at 07:02:06PM -0400, Barry A. Warsaw wrote:
[...]
> > But wouldn't some variation on
> > 
> >     for x, y in a, b:
> > 
> > invoke resonance with the classic idiom?  Okay, now I'm reduced to
> > arguing syntax (and syntax which I haven't thought out much :).
> 
> for x, y in a, b:
> 
> won't work. "a, b" is a tuple constructor. The for-loop will iterate over a
> two-item tuple, and unpack each item (a and b) into the x,y variables.

That's why i suggested the above, with semicolons instead of commas.
Other ideas for a separator symbol are welcomed... but i think the
semicolon may be the only reasonable option left.


-- ?!ng

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