Merge #20628: make it clear that DictReader/Writer *fieldnames* is a Sequence.
authorR David Murray <rdmurray@bitdance.com>
Mon, 24 Feb 2014 20:34:48 +0000 (15:34 -0500)
committerR David Murray <rdmurray@bitdance.com>
Mon, 24 Feb 2014 20:34:48 +0000 (15:34 -0500)
Including the subsequent line re-wrapping.


Trivial merge