Chris Jerdonek <chris.jerdo...@gmail.com> added the comment:

It is not "so important."  I just feel that the change should be acknowledged 
somewhere -- insofar as the existing user documentation on iterator types 
already discusses __iter__().  As it stands now, the Python 2 documentation is 
a bit misleading because it seems to suggest that strings implement __iter__().

With regard to falling back to __getitem__(), that might actually be worth 
mentioning in the section on iterator types.  Up until today, I didn't know 
there was a distinction between a "sequence protocol" and an "iterator 
protocol," as discussed here, for example--

http://blog.axant.it/archives/306

For user code, the user might want different behavior depending on whether 
something behaves like a list.  For that, they might be relying on something 
like the presence of __iter__().

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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue14528>
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