[docs] [issue15997] NotImplemented needs to be documented

Sept. 21, 2012


      Changes by Arfrever Frehtes Taifersar Arahesis <Arfrever.FTA@GMail.Com>:


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nosy: +Arfrever

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Python tracker <report@bugs.python.org>
<http://bugs.python.org/issue15997>
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