[docs] [issue20301] Correct docs for default access argument for DeleteKeyEx

[Zachary Ware]

Zachary Ware added the comment:

Fixed, thanks for the report!

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assignee: docs at python -> zach.ware
resolution:  -> fixed
stage: patch review -> committed/rejected
status: open -> closed

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue20301>
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