Merge pull request rapidsai#14885 from rapidsai/branch-24.02

Forward-merge branch-24.02 to branch-24.04
PointKernel · Jan 25, 2024 · 7535cab · 7535cab
2 parents f14ba22 + 0cd58fb
commit 7535cab
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/python/cudf/cudf/core/_base_index.py b/python/cudf/cudf/core/_base_index.py
@@ -1040,11 +1040,11 @@ def difference(self, other, sort=None):
         res_name = _get_result_name(self.name, other.name)
 
         if is_mixed_with_object_dtype(self, other):
-            difference = self.copy()
+            difference = self.copy().unique()
         else:
             other = other.copy(deep=False)
             difference = cudf.core.index._index_from_data(
-                cudf.DataFrame._from_data({"None": self._column})
+                cudf.DataFrame._from_data({"None": self._column.unique()})
                 .merge(
                     cudf.DataFrame._from_data({"None": other._column}),
                     how="leftanti",

diff --git a/python/cudf/cudf/tests/test_index.py b/python/cudf/cudf/tests/test_index.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2018-2023, NVIDIA CORPORATION.
+# Copyright (c) 2018-2024, NVIDIA CORPORATION.
 
 """
 Test related to Index
@@ -803,6 +803,7 @@ def test_index_to_series(data):
         pd.Series(["1", "2", "a", "3", None], dtype="category"),
         range(0, 10),
         [],
+        [1, 1, 2, 2],
     ],
 )
 @pytest.mark.parametrize(
@@ -819,6 +820,7 @@ def test_index_to_series(data):
         range(2, 4),
         pd.Series(["1", "a", "3", None], dtype="category"),
         [],
+        [2],
     ],
 )
 @pytest.mark.parametrize("sort", [None, False])