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PERF: RangeIndex.argmin/argmax #57823

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Merged
merged 8 commits into from
Mar 14, 2024
Merged

PERF: RangeIndex.argmin/argmax #57823

merged 8 commits into from
Mar 14, 2024

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mroeschke
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In [1]: import pandas as pd

In [2]: ri = pd.RangeIndex(100_000)

In [3]: %timeit ri.argmin()
651 ns ± 8.43 ns per loop (mean ± std. dev. of 7 runs, 1,000,000 loops each)  # PR

In [3]: %timeit ri.argmin()
19.6 µs ± 73 ns per loop (mean ± std. dev. of 7 runs, 10,000 loops each)   # main

@mroeschke mroeschke added Performance Memory or execution speed performance Index Related to the Index class or subclasses labels Mar 12, 2024
@mroeschke mroeschke added this to the 3.0 milestone Mar 13, 2024
@WillAyd WillAyd merged commit d79910c into pandas-dev:main Mar 14, 2024
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WillAyd commented Mar 14, 2024

Thanks @mroeschke

@mroeschke mroeschke deleted the perf/ri/argminmax branch March 14, 2024 15:07
pmhatre1 pushed a commit to pmhatre1/pandas-pmhatre1 that referenced this pull request May 7, 2024
@mroeschke @pmhatre1
PERF: RangeIndex.argmin/argmax (pandas-dev#57823)
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@WillAyd WillAyd WillAyd approved these changes

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@mroeschke @WillAyd