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Committer:
James Westby
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Date:
2013-02-04 17:36:32 UTC
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Revision ID:
james.westby@canonical.com-20130204173632-ow56zyrfo35fx6tw
Default instance_id to None, otherwise there's no way to specify the sentinel value.
Also remove the use of it in the examples, its use is deprecated, and we don't want
to give the impression that it should be used.