Re: [Python-Dev] PEP 469: Restoring the iterkeys/values/items() methods

On Sat, Apr 19, 2014, at 9:30, Stephen J. Turnbull wrote:
> Guido van Rossum writes:> >  > Does everyone involved know that "for x in d.iterkeys()" is>  > equivalent to "for x in d" and works the same in Python 2 and 3? > [...]> >  > This doesn't solve itervalues() and iteritems() but I expect those>  > are less common, and "for x, y in d.iteritems(): <blah>" is>  > rewritten nicely as>  >>  >   for x in d:>  >     y = d[x]>  >    <blah>> > I suppose there's no way to get the compiler to both make "for x in d"> work as above, and make "for k, v in d" be equivalent to Python 2's> "for k, v in d.iteritems()"?  It seems totally analogous to getting> both "for x in list" and "for x, y in list_of_couples" to DTRT.  (To> me, anyway.)

That doesn't make sense. What if your keys are tuples?
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