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ENH/PERF: Remove frequency inference from .dt accessor #17210

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Merged
merged 3 commits into from
Aug 14, 2017
Merged

ENH/PERF: Remove frequency inference from .dt accessor #17210

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a444297
ENH/PERF: Remove frequency inference from .dt accessor
cpcloud Aug 10, 2017
2bf5c96
BENCH: Add DatetimeAccessor benchmark
cpcloud Aug 12, 2017
7361670
DOC: Whatsnew
cpcloud Aug 12, 2017
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BENCH: Add DatetimeAccessor benchmark
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@cpcloud
cpcloud committed Aug 12, 2017
commit 2bf5c960a3afea034968c3d1e938c175574bfa5a
14 changes: 14 additions & 0 deletions asv_bench/benchmarks/timeseries.py
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Original file line number Diff line number Diff line change
Expand Up @@ -510,3 +510,17 @@ def time_begin_incr_rng(self):

def time_begin_decr_rng(self):
self.rng - self.semi_month_begin


class DatetimeAccessor(object):
def setup(self):
self.N = 100000
self.series = pd.Series(
pd.date_range(start='1/1/2000', periods=self.N, freq='T')
)

def time_dt_accessor(self):
self.series.dt

def time_dt_accessor_normalize(self):
self.series.dt.normalize()