[issue10565] isinstance(x, collections.Iterator) can return True, when x isn't iterable

[Raymond Hettinger]

Raymond Hettinger <rhettinger at users.sourceforge.net> added the comment:

Alexander, do you want to take care of the backport?

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assignee: rhettinger -> belopolsky
nosy: +belopolsky

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue10565>
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