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TST: move test_non_reducing_slice_on_multiindex #24545

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Merged
merged 1 commit into from
Jan 2, 2019
Merged

TST: move test_non_reducing_slice_on_multiindex #24545

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18 changes: 18 additions & 0 deletions pandas/tests/indexing/multiindex/test_slice.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@

import pandas as pd
from pandas import DataFrame, Index, MultiIndex, Series, Timestamp
from pandas.core.indexing import _non_reducing_slice
from pandas.tests.indexing.common import _mklbl
from pandas.util import testing as tm

Expand Down Expand Up @@ -556,3 +557,20 @@ def test_int_series_slicing(
result = ymd[5:]
expected = ymd.reindex(s.index[5:])
tm.assert_frame_equal(result, expected)

def test_non_reducing_slice_on_multiindex(self):
# GH 19861
dic = {
('a', 'd'): [1, 4],
('a', 'c'): [2, 3],
('b', 'c'): [3, 2],
('b', 'd'): [4, 1]
}
df = pd.DataFrame(dic, index=[0, 1])
idx = pd.IndexSlice
slice_ = idx[:, idx['b', 'd']]
tslice_ = _non_reducing_slice(slice_)

result = df.loc[tslice_]
expected = pd.DataFrame({('b', 'd'): [4, 1]})
tm.assert_frame_equal(result, expected)
17 changes: 0 additions & 17 deletions pandas/tests/indexing/test_indexing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -812,23 +812,6 @@ def test_non_reducing_slice(self):
tslice_ = _non_reducing_slice(slice_)
assert isinstance(df.loc[tslice_], DataFrame)

def test_non_reducing_slice_on_multiindex(self):
# GH 19861
dic = {
('a', 'd'): [1, 4],
('a', 'c'): [2, 3],
('b', 'c'): [3, 2],
('b', 'd'): [4, 1]
}
df = pd.DataFrame(dic, index=[0, 1])
idx = pd.IndexSlice
slice_ = idx[:, idx['b', 'd']]
tslice_ = _non_reducing_slice(slice_)

result = df.loc[tslice_]
expected = pd.DataFrame({('b', 'd'): [4, 1]})
tm.assert_frame_equal(result, expected)

def test_list_slice(self):
# like dataframe getitem
slices = [['A'], Series(['A']), np.array(['A'])]
Expand Down