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CLN: ASV index_object benchmark #18758

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Merged
merged 6 commits into from
Dec 26, 2017
Merged

CLN: ASV index_object benchmark #18758

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07cb714
CLN: ASV index object benchmark
mroeschke Dec 11, 2017
61af06e
Fix failing benchmark
mroeschke Dec 13, 2017
a8f143c
pep8speaks
mroeschke Dec 13, 2017
f2e7302
Parameterize set benchmark
mroeschke Dec 15, 2017
7afcc7f
Move indexing back to index_object
mroeschke Dec 16, 2017
add0d71
Fix merge conflict
mroeschke Dec 24, 2017
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27 changes: 19 additions & 8 deletions asv_bench/benchmarks/ctors.py
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Original file line number Diff line number Diff line change
@@ -1,7 +1,8 @@
import numpy as np
from pandas import Series, Index, DatetimeIndex, Timestamp
import pandas.util.testing as tm
from pandas import Series, Index, DatetimeIndex, Timestamp, MultiIndex

from .pandas_vb_common import setup # noqa
from .pandas_vb_common import setup # noqa


class SeriesConstructors(object):
Expand All @@ -21,7 +22,6 @@ class SeriesConstructors(object):

def setup(self, data_fmt, with_index):
N = 10**4
np.random.seed(1234)
arr = np.random.randn(N)
self.data = data_fmt(arr)
self.index = np.arange(N) if with_index else None
Expand All @@ -35,21 +35,32 @@ class SeriesDtypesConstructors(object):
goal_time = 0.2

def setup(self):
N = 10**2
N = 10**4
self.arr = np.random.randn(N, N)
self.arr_str = np.array(['foo', 'bar', 'baz'], dtype=object)

self.data = np.random.randn(N)
self.index = Index(np.arange(N))

self.s = Series([Timestamp('20110101'), Timestamp('20120101'),
Timestamp('20130101')] * N * 10)

def time_index_from_array_string(self):
Index(self.arr_str)

def time_index_from_array_floats(self):
Index(self.arr)

def time_dtindex_from_series(self):
DatetimeIndex(self.s)

def time_dtindex_from_index_with_series(self):
Index(self.s)


class MultiIndexConstructor(object):

goal_time = 0.2

def setup(self):
N = 10**4
self.iterables = [tm.makeStringIndex(N), range(20)]

def time_multiindex_from_iterables(self):
MultiIndex.from_product(self.iterables)
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