[issue39102] Increase Enum performance

Change by Ethan Furman : -- stage: patch review -> needs patch versions: +Python 3.10 -Python 3.9 ___ Python tracker ___ ___

[issue39102] Increase Enum performance

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[issue39102] Increase Enum performance

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[issue39102] Increase Enum performance

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[issue39102] Increase Enum performance

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[issue39102] Increase Enum performance

Arseny Boykov added the comment: Also, do we need to leave compatibility with python <3.8? If not, we could use the fact that python 3.8 dicts and sets which are preserve order to speed things up even more. Also I'd replace % string formatting with f-strings, as they also faster. And

[issue39102] Increase Enum performance

Change by Terry J. Reedy : -- versions: -Python 3.6, Python 3.7, Python 3.8 ___ Python tracker ___ ___ Python-bugs-list mailing

[issue39102] Increase Enum performance

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[issue39102] Increase Enum performance

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[issue39102] Increase Enum performance

Change by Karthikeyan Singaravelan : -- nosy: +barry, eli.bendersky, ethan.furman ___ Python tracker ___ ___ Python-bugs-list

[issue39102] Increase Enum performance

Change by Arseny Boykov : -- keywords: +patch pull_requests: +17133 stage: -> patch review pull_request: https://github.com/python/cpython/pull/17669 ___ Python tracker ___

[issue39102] Increase Enum performance

New submission from Arseny Boykov : Now enum has very poor speed on trying values and attributes access (especially when it comes to accessing members name/value attrs) There are two major reasons why attrs access is slow: - All values/names access going through DynamicClassAttribute (x10