Author rhettinger
Recipients rhettinger, scoder, serhiy.storchaka, skrah, vstinner
Date 2017-06-05.06:57:32
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Message-id <1496645853.31.0.645666119787.issue29464@psf.upfronthosting.co.za>
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Content
> Proposed patch renames METH_FASTCALL to METH_FASTCALL|METH_KEYWORDS
> and makes bare METH_FASTCALL be used for functions with 
> positional-only parameters. This eliminates small cost that 
> these functions pay for handling empty keywords: calling 
> _PyStack_UnpackDict() and _PyArg_NoStackKeywords(), 
> passing kwnames. This also can slightly reduce stack 
> consumption.

+1 for all the reasons listed.  These are very reasonable specializations.  The empty keyword checks are really irritating for fine-grained functions.
History
Date User Action Args
2017-06-05 06:57:33rhettingersetrecipients: + rhettinger, scoder, vstinner, skrah, serhiy.storchaka
2017-06-05 06:57:33rhettingersetmessageid: <1496645853.31.0.645666119787.issue29464@psf.upfronthosting.co.za>
2017-06-05 06:57:33rhettingerlinkissue29464 messages
2017-06-05 06:57:32rhettingercreate