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Mon Oct 20 13:48:00 EDT 2003 · https://mail.python.org/pipermail/python-dev/2003-October/039083.html

> >> We are indeed sure (sadly) that list comprehensions leak control
> >> variable names.
> > 
> > But they shouldn't.  It can be fixed by renaming them (e.g. numeric
> > names with a leading dot).
> 
> ?!?!  When listcomps were introduced, you were strongly against any
> changes that would make it difficult to switch back and forth between a
> listcomp and its corresponding equivalent for loop.

I don't recall what I said then.  Did I say it was a feature that

  L = [x for x in R]
  print x

would print the last item of R?

> Are you changing your position or are you suggesting that for loops
> should grow private names?

No, only list comps.

--Guido van Rossum (home page: http://www.python.org/~guido/)

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[Python-Dev] listcomps vs. for loops