[issue1537721] csv module: add header row to DictWriter

[Skip Montanaro]

Skip Montanaro <skip at pobox.com> added the comment:

I don't see a patch.  Is there some reason that if you need this
you can't simply subclass DictWriter?

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nosy: +skip.montanaro

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue1537721>
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