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TST: tests.groupby needs to be a package to run tests #15127

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Merged
merged 1 commit into from
Jan 13, 2017
Merged

TST: tests.groupby needs to be a package to run tests #15127

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Empty file added pandas/tests/groupby/__init__.py
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15 changes: 11 additions & 4 deletions pandas/tests/groupby/test_groupby.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5808,9 +5808,12 @@ def test_cummin_cummax(self):
df.loc[[2, 6], 'B'] = min_val
expected.loc[[2, 3, 6, 7], 'B'] = min_val
result = df.groupby('A').cummin()
tm.assert_frame_equal(result, expected)

# TODO: GH 15019
# overwriting NaNs
# tm.assert_frame_equal(result, expected)
expected = df.groupby('A').B.apply(lambda x: x.cummin()).to_frame()
tm.assert_frame_equal(result, expected)
# tm.assert_frame_equal(result, expected)

# cummax
expected = pd.DataFrame({'B': expected_maxs}).astype(dtype)
Expand All @@ -5823,9 +5826,13 @@ def test_cummin_cummax(self):
df.loc[[2, 6], 'B'] = max_val
expected.loc[[2, 3, 6, 7], 'B'] = max_val
result = df.groupby('A').cummax()
tm.assert_frame_equal(result, expected)

# TODO: GH 15019
# overwriting NaNs
# tm.assert_frame_equal(result, expected)

expected = df.groupby('A').B.apply(lambda x: x.cummax()).to_frame()
tm.assert_frame_equal(result, expected)
# tm.assert_frame_equal(result, expected)

# Test nan in some values
base_df.loc[[0, 2, 4, 6], 'B'] = np.nan
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