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Remove an unused import.
Wed, 26 Aug 2009 18:34:46 -0400, by Steve Losh
Rearrange the class methods.
Wed, 26 Aug 2009 18:12:58 -0400, by Steve Losh
Add another docstring.
Wed, 26 Aug 2009 18:12:24 -0400, by Steve Losh

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