On May 27, 2014, at 1:58 AM, Serhiy Storchaka <storch...@gmail.com> wrote:
> Perhaps it is worth to add simple comment explaining why this is not
> equivalent to just list(zip(it, range(n))). Otherwise it can be
> unintentionally "optimized" in future.
FWIW, that is covered by the test cases.
If you substitute list(zip(it, range(n))), the tests fail.
Raymond
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