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TEST: cut() with nullable Int64 dtype #51384

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Merged
merged 6 commits into from
Feb 16, 2023
Merged

TEST: cut() with nullable Int64 dtype #51384

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541c5cd
Fix failed checks
kkangs0226 Feb 14, 2023
7230a59
Merge branch 'main' of https://github.com/pandas-dev/pandas into cut-…
kkangs0226 Feb 14, 2023
62192ca
Change to pd.NA
kkangs0226 Feb 15, 2023
96dd032
Merge branch 'main' of https://github.com/pandas-dev/pandas into cut-…
kkangs0226 Feb 15, 2023
068e7bd
Merge branch 'main' into cut-test
kkangs0226 Feb 16, 2023
23c8051
Merge branch 'main' into cut-test
kkangs0226 Feb 16, 2023
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15 changes: 15 additions & 0 deletions pandas/tests/reshape/test_cut.py
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Original file line number Diff line number Diff line change
Expand Up @@ -744,3 +744,18 @@ def test_cut_bins_datetime_intervalindex():
result = cut(Series([Timestamp("2022-02-26")]), bins=bins)
expected = Categorical.from_codes([0], bins, ordered=True)
tm.assert_categorical_equal(result.array, expected)


def test_cut_with_nullable_int64():
# GH 30787
series = Series([0, 1, 2, 3, 4, pd.NA, 6, 7], dtype="Int64")
bins = [0, 2, 4, 6, 8]
intervals = IntervalIndex.from_breaks(bins)

expected = Series(
Categorical.from_codes([-1, 0, 0, 1, 1, -1, 2, 3], intervals, ordered=True)
)

result = cut(series, bins=bins)

tm.assert_series_equal(result, expected)