Message 347276 - Python tracker

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Author	jdemeyer
Recipients	jdemeyer, larry, methane, python-dev, rhettinger, vstinner
Date	2019-07-04.11:48:02
SpamBayes Score	-1.0
Marked as misclassified	Yes
Message-id	<1562240882.8.0.20635759648.issue29312@roundup.psfhosted.org>
In-reply-to

Content
> How can we avoid unpacking dict in case of d1.update(**d2)? The unpacking is only a problem if you insist on using PyDict_Merge(). It would be perfectly possible to implement dict merging from a tuple+vector instead of from a dict. In that case, there shouldn't be a performance penalty.

> How can we avoid unpacking dict in case of d1.update(**d2)?

The unpacking is only a problem if you insist on using PyDict_Merge(). It would be perfectly possible to implement dict merging from a tuple+vector instead of from a dict. In that case, there shouldn't be a performance penalty.

History
Date	User	Action	Args
2019-07-04 11:48:02	jdemeyer	set	recipients: + jdemeyer, rhettinger, vstinner, larry, methane, python-dev
2019-07-04 11:48:02	jdemeyer	set	messageid: <1562240882.8.0.20635759648.issue29312@roundup.psfhosted.org>
2019-07-04 11:48:02	jdemeyer	link	issue29312 messages
2019-07-04 11:48:02	jdemeyer	create