[issue16465] dict creation performance regression

[Raymond Hettinger]

Raymond Hettinger added the comment:

> Does this regression impact any real-world program?

That is a blow-off response.  A huge swath of the language is affected by dictionary performance (keyword args, module lookups, attribute lookup, etc).  Most programs will be affected to some degree -- computationally bound programs will notice more and i/o bound programs won't notice at all.

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nosy: +rhettinger
priority: normal -> high

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue16465>
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