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PERF: Datetimelike lookups #33933

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Merged
merged 3 commits into from
May 2, 2020
Merged

PERF: Datetimelike lookups #33933

merged 3 commits into from
May 2, 2020

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jbrockmendel
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cc @TomAugspurger this should address at least some of the regressions you posted about this morning.

@jreback jreback added Performance Memory or execution speed performance Datetime Datetime data dtype Indexing Related to indexing on series/frames, not to indexes themselves labels May 2, 2020
@jreback jreback added this to the 1.1 milestone May 2, 2020
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jreback commented May 2, 2020

does this link to a specific issue?

@jbrockmendel
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does this link to a specific issue?

Tom opened a handful of perf-regression issues yesterday. I havent checked which of those this affects, but I think the fastpath in __getitem__ is a big one.

@jreback jreback merged commit 0bb677e into pandas-dev:master May 2, 2020
@jbrockmendel jbrockmendel deleted the perfidy branch May 2, 2020 16:33
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Thanks!

rhshadrach pushed a commit to rhshadrach/pandas that referenced this pull request May 10, 2020
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3 participants