[issue20351] Add doc examples for DictReader and DictWriter

[Berker Peksag]

Berker Peksag added the comment:

Thanks for the patch, Charles-Axel.

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assignee: rhettinger -> berker.peksag
resolution:  -> fixed
stage: patch review -> resolved
status: open -> closed

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue20351>
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