8000 PERF: faster constructors from ea scalars by lukemanley · Pull Request #45854 · pandas-dev/pandas · GitHub
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PERF: faster constructors from ea scalars #45854

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Merged
jreback merged 7 commits into from
Feb 9, 2022
Merged

PERF: faster constructors from ea scalars #45854

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f02b294
faster constructors from ea scalars
lukemanley Feb 7, 2022
8b45e67
handle categoricals
lukemanley Feb 7, 2022
9f58d27
whatsnew
lukemanley Feb 7, 2022
660ee13
faster categorical constructor
lukemanley Feb 7, 2022
71fa91e
cleanup
lukemanley Feb 7, 2022
8e3f506
use .repeat
lukemanley Feb 8, 2022
98c3406
fix failing tests
lukemanley Feb 8, 2022
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whatsnew
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@lukemanley
lukemanley committed Feb 7, 2022
commit 9f58d27ce5a5bf271e5b8c6627b0dfa54f1b45d7
1 change: 1 addition & 0 deletions doc/source/whatsnew/v1.5.0.rst
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Expand Up @@ -206,6 +206,7 @@ Performance improvements
- Performance improvement in :meth:`DataFrame.duplicated` when subset consists of only one column (:issue:`45236`)
- Performance improvement in :meth:`.GroupBy.transform` when broadcasting values for user-defined functions (:issue:`45708`)
- Performance improvement in :meth:`.GroupBy.transform` for user-defined functions when only a single group exists (:issue:`44977`)
- Performance improvement in :class:`DataFrame` and :class:`Series` constructors for extension dtype scalars (:issue:`45854`)
-

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