CLN: remove index keyword from _wrap_aggregated_output #41128
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rhshadrach
requested changes
Apr 24, 2021
pandas/core/groupby/generic.py
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| name = self.obj.name | ||
| index = self.grouper.result_index | ||
| values = list(output.values())[0] |
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Tiny perf boost by not creating the intermediate list
d = {'a': 1}
%timeit list(d.values())[0]
%timeit next(iter(d.values()))
gives
219 ns ± 0.363 ns per loop (mean ± std. dev. of 7 runs, 1000000 loops each)
146 ns ± 22.8 ns per loop (mean ± std. dev. of 7 runs, 10000000 loops each)
mroeschke
reviewed
Apr 25, 2021
pandas/core/groupby/generic.py
Outdated
| result = self._wrap_series_output(output=output, index=self.obj.index) | ||
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| name = self.obj.name | ||
| values = list(output.values())[0] |
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Looks like the next trick can work here too.
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nice! |
yeshsurya
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to yeshsurya/pandas
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May 6, 2021
JulianWgs
pushed a commit
to JulianWgs/pandas
that referenced
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Jul 3, 2021
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