Message 83098 - Python tracker

➜

This issue tracker has been migrated to GitHub, and is currently read-only.
For more information, see the GitHub FAQs in the Python's Developer Guide.

Author	rhettinger
Recipients	aronacher, georg.brandl, rhettinger
Date	2009-03-03.21:04:39
SpamBayes Score	6.571542e-06
Marked as misclassified	No
Message-id	<1236114282.35.0.00983721043654.issue4712@psf.upfronthosting.co.za>
In-reply-to

Content
The behavior is a PITA. It means that dict subclasses the redefine __setitem__ have unpleasant pickling challenges. The __setitem__ insertions are called before the subclass can initialize. The workaround involves a funky dance using __reduce__. See collections.OrderedDict::__reduce__() for an example.

The behavior is a PITA.  It means that dict subclasses the redefine
__setitem__ have unpleasant pickling challenges.  The __setitem__
insertions are called before the subclass can initialize.

The workaround involves a funky dance using __reduce__.  See
collections.OrderedDict::__reduce__() for an example.

History
Date	User	Action	Args
2009-03-03 21:04:42	rhettinger	set	recipients: + rhettinger, georg.brandl, aronacher
2009-03-03 21:04:42	rhettinger	set	messageid: <1236114282.35.0.00983721043654.issue4712@psf.upfronthosting.co.za>
2009-03-03 21:04:39	rhettinger	link	issue4712 messages
2009-03-03 21:04:39	rhettinger	create