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Title: bpo-32346: speed up slot lookup during class creation by pitrou · Pull Request #4902 · python/cpython · GitHub

Open Graph Title: bpo-32346: speed up slot lookup during class creation by pitrou · Pull Request #4902 · python/cpython

X Title: bpo-32346: speed up slot lookup during class creation by pitrou · Pull Request #4902 · python/cpython

Description: The Python programming language. Contribute to python/cpython development by creating an account on GitHub.

Open Graph Description: Instead of looking up every possible slot in every class along the MRO (generating possibly hundreds of dict lookups), cache the known descriptors of each type so that finding them again is simply ...

X Description: Instead of looking up every possible slot in every class along the MRO (generating possibly hundreds of dict lookups), cache the known descriptors of each type so that finding them again is simply ...

Opengraph URL: https://github.com/python/cpython/pull/4902

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Commits9 (9)https://github.com/python/cpython/pull/4902/commits
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Files changedhttps://github.com/python/cpython/pull/4902/files
bpo-32346: speed up slot lookup during class creationhttps://github.com/python/cpython/pull/4902#top
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bpo-32346: speed up slot lookup during class creationhttps://github.com/python/cpython/pull/4902/commits/4b2e41c14789378ca2c02a46d579641dd8423a37
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December 19, 2017 21:27https://github.com/python/cpython/pull/4902#commits-pushed-57df85d
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Merge branch 'master' ofhttps://github.com/python/cpython/pull/4902/commits/57df85d0d85dcedc2947746950e27cd790f4776a
https://github.com/python/cpythonhttps://github.com/python/cpython
into speed…https://github.com/python/cpython/pull/4902/commits/57df85d0d85dcedc2947746950e27cd790f4776a
57df85dhttps://github.com/python/cpython/pull/4902/commits/57df85d0d85dcedc2947746950e27cd790f4776a
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Also speed up add_operators()https://github.com/python/cpython/pull/4902/commits/d7f6b4d6841bf731ae6e05b934304334654ba982
d7f6b4dhttps://github.com/python/cpython/pull/4902/commits/d7f6b4d6841bf731ae6e05b934304334654ba982
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Add NEWS blurbhttps://github.com/python/cpython/pull/4902/commits/1702e22a03c201472b8abba12e4f711222f9c305
1702e22https://github.com/python/cpython/pull/4902/commits/1702e22a03c201472b8abba12e4f711222f9c305
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Merge branch 'master' into speedup_type_creationhttps://github.com/python/cpython/pull/4902/commits/ab17d15c26cdfffa6268c7a93609338d80c6f8d2
ab17d15https://github.com/python/cpython/pull/4902/commits/ab17d15c26cdfffa6268c7a93609338d80c6f8d2
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Merge branch 'master' into speedup_type_creationhttps://github.com/python/cpython/pull/4902/commits/89963ea72d97d6fe0a75fc8d8c26fbe436c76437
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Jan 2, 2018https://github.com/python/cpython/pull/4902#issuecomment-354765314
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January 2, 2018 19:35https://github.com/python/cpython/pull/4902#commits-pushed-c39d280
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Merge branch 'master' into speedup_type_creationhttps://github.com/python/cpython/pull/4902/commits/c39d280faeae9734544e4e93a975c0cf2faa038b
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Merge branch 'master' into speedup_type_creationhttps://github.com/python/cpython/pull/4902/commits/9026dccd989c1e7af28e257fc85d5ba11fc3baa2
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January 4, 2018 13:38https://github.com/python/cpython/pull/4902#event-1409550917
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Reuse tp_cache for tp_defined_slotshttps://github.com/python/cpython/pull/4902/commits/694e1b062a95e4b5ad440343fb67e948e02a4c05
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