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PERF: select_dtypes #42611

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merged 3 commits into from
Jul 20, 2021
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In [1]: from asv_bench.benchmarks.dtypes import *

In [2]: cls = SelectDtypes

In [3]: self = cls()

In [4]: dtype = "Int32"

In [5]: self.setup(dtype)

In [6]: %timeit self.time_select_dtype_string_exclude(dtype)
1.79 ms ± 50.7 µs per loop (mean ± std. dev. of 7 runs, 1000 loops each)   # <-- master
47.7 µs ± 461 ns per loop (mean ± std. dev. of 7 runs, 10000 loops each)  # <-- PR

@jreback jreback added Dtype Conversions Unexpected or buggy dtype conversions Performance Memory or execution speed performance labels Jul 19, 2021
@jreback jreback added this to the 1.4 milestone Jul 19, 2021
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jreback commented Jul 19, 2021

nice, can you rebase (I think the typing issue is resolved on master)

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