Drop Python 3.10 support

conda/environments/all_cuda-129_arch-aarch64.yaml

@@ -80,7 +80,7 @@ dependencies:
 - pytest-xdist
 - python-confluent-kafka>=2.8.0,<2.9.0
 - python-xxhash
-- python>=3.10,<3.14
+- python>=3.11,<3.14
 - pytorch>=2.4.0
 - rapids-build-backend>=0.4.0,<0.5.0
 - rapids-dask-dependency==26.4.*,>=0.0.0a0

conda/environments/all_cuda-129_arch-x86_64.yaml

@@ -80,7 +80,7 @@ dependencies:
 - pytest-xdist
 - python-confluent-kafka>=2.8.0,<2.9.0
 - python-xxhash
-- python>=3.10,<3.14
+- python>=3.11,<3.14
 - pytorch>=2.4.0
 - rapids-build-backend>=0.4.0,<0.5.0
 - rapids-dask-dependency==26.4.*,>=0.0.0a0

conda/environments/all_cuda-131_arch-aarch64.yaml

@@ -80,7 +80,7 @@ dependencies:
 - pytest-xdist
 - python-confluent-kafka>=2.8.0,<2.9.0
 - python-xxhash
-- python>=3.10,<3.14
+- python>=3.11,<3.14
 - rapids-build-backend>=0.4.0,<0.5.0
 - rapids-dask-dependency==26.4.*,>=0.0.0a0
 - rapids-logger==0.2.*,>=0.0.0a0

conda/environments/all_cuda-131_arch-x86_64.yaml

@@ -80,7 +80,7 @@ dependencies:
 - pytest-xdist
 - python-confluent-kafka>=2.8.0,<2.9.0
 - python-xxhash
-- python>=3.10,<3.14
+- python>=3.11,<3.14
 - rapids-build-backend>=0.4.0,<0.5.0
 - rapids-dask-dependency==26.4.*,>=0.0.0a0
 - rapids-logger==0.2.*,>=0.0.0a0

conda/recipes/cudf-polars/recipe.yaml

@@ -26,7 +26,7 @@ build:
 
 requirements:
   host:
-    - python >=3.10
+    - python >=3.11
     - pip
     - rapids-build-backend >=0.4.0,<0.5.0
     - setuptools>=77.0.0
@@ -38,8 +38,6 @@ requirements:
     - pylibcudf =${{ version }}
     - polars>=1.30,<1.36
     - ${{ pin_compatible("cuda-version", upper_bound="x", lower_bound="x") }}
-    - if: python == "3.10"
-      then: typing_extensions
   ignore_run_exports:
     by_name:
       - cuda-version

conda/recipes/custreamz/recipe.yaml

@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: Copyright (c) 2018-2025, NVIDIA CORPORATION.
+# SPDX-FileCopyrightText: Copyright (c) 2018-2026, NVIDIA CORPORATION.
 # SPDX-License-Identifier: Apache-2.0
 schema_version: 1
 
@@ -26,7 +26,7 @@ build:
 
 requirements:
   host:
-    - python >=3.10
+    - python >=3.11
     - pip
     - rapids-build-backend >=0.4.0,<0.5.0
     - setuptools>=77.0.0

conda/recipes/dask-cudf/recipe.yaml

@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: Copyright (c) 2018-2025, NVIDIA CORPORATION.
+# SPDX-FileCopyrightText: Copyright (c) 2018-2026, NVIDIA CORPORATION.
 # SPDX-License-Identifier: Apache-2.0
 schema_version: 1
 
@@ -26,7 +26,7 @@ build:
 
 requirements:
   host:
-    - python >=3.10
+    - python >=3.11
     - pip
     - rapids-build-backend >=0.4.0,<0.5.0
     - setuptools>=77.0.0

dependencies.yaml

@@ -664,10 +664,6 @@ dependencies:
     specific:
       - output_types: conda
         matrices:
-          - matrix:
-              py: "3.10"
-            packages:
-              - python=3.10
           - matrix:
               py: "3.11"
             packages:
@@ -682,7 +678,7 @@ dependencies:
               - python=3.13
           - matrix:
             packages:
-              - python>=3.10,<3.14
+              - python>=3.11,<3.14
   run_common:
     common:
       - output_types: [conda, requirements, pyproject]

pyproject.toml

@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: Copyright (c) 2019-2025, NVIDIA CORPORATION.
+# SPDX-FileCopyrightText: Copyright (c) 2019-2026, NVIDIA CORPORATION.
 # SPDX-License-Identifier: Apache-2.0
 
 [tool.mypy]
@@ -41,7 +41,7 @@ quiet-level = 3
 
 [tool.ruff]
 line-length = 79
-target-version = "py310"
+target-version = "py311"
 
 [tool.ruff.lint]
 typing-modules = ["cudf._typing"]

python/cudf/cudf/core/_internals/aggregation.py

@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: Copyright (c) 2020-2025, NVIDIA CORPORATION.
+# SPDX-FileCopyrightText: Copyright (c) 2020-2026, NVIDIA CORPORATION.
 # SPDX-License-Identifier: Apache-2.0
 from __future__ import annotations
 
@@ -15,8 +15,7 @@
 
 if TYPE_CHECKING:
     from collections.abc import Callable
-
-    from typing_extensions import Self
+    from typing import Self
 
 _agg_name_map = {
     "COUNT_VALID": "COUNT",

python/cudf/cudf/core/buffer/buffer.py

@@ -5,10 +5,9 @@
 
 import math
 import weakref
-from typing import TYPE_CHECKING, Any, Literal
+from typing import TYPE_CHECKING, Any, Literal, Self
 
 import numpy
-from typing_extensions import Self
 
 import pylibcudf
 import rmm

python/cudf/cudf/core/buffer/spillable_buffer.py

@@ -7,11 +7,10 @@
 import time
 import weakref
 from threading import RLock
-from typing import TYPE_CHECKING, Any, Literal
+from typing import TYPE_CHECKING, Any, Literal, Self
 
 import numpy
 import nvtx
-from typing_extensions import Self
 
 import rmm
 

python/cudf/cudf/core/column/categorical.py

@@ -5,12 +5,11 @@
 
 import warnings
 from functools import cached_property
-from typing import TYPE_CHECKING, Any, Literal, cast
+from typing import TYPE_CHECKING, Any, Literal, Self, cast
 
 import numpy as np
 import pandas as pd
 import pyarrow as pa
-from typing_extensions import Self
 
 import pylibcudf as plc
 

python/cudf/cudf/core/column/column.py

@@ -16,15 +16,14 @@
 from decimal import Decimal
 from functools import cached_property
 from types import SimpleNamespace
-from typing import TYPE_CHECKING, Any, ClassVar, Literal, cast
+from typing import TYPE_CHECKING, Any, ClassVar, Literal, Self, cast
 
 import cupy as cp
 import numpy as np
 import pandas as pd
 import pyarrow as pa
 import pyarrow.compute as pc
 from pandas.core.arrays.arrow.extension_types import ArrowIntervalType
-from typing_extensions import Self
 
 import pylibcudf as plc
 from rmm.pylibrmm.stream import DEFAULT_STREAM

python/cudf/cudf/core/column/datetime.py

@@ -39,8 +39,7 @@
 if TYPE_CHECKING:
     import datetime
     from collections.abc import Callable
-
-    from typing_extensions import Self
+    from typing import Self
 
     from cudf._typing import (
         ColumnBinaryOperand,

python/cudf/cudf/core/column/decimal.py

@@ -5,13 +5,12 @@
 
 import warnings
 from decimal import Decimal
-from typing import TYPE_CHECKING, Any, cast
+from typing import TYPE_CHECKING, Any, Self, cast
 
 import numpy as np
 import pandas as pd
 import pyarrow as pa
 from packaging import version
-from typing_extensions import Self
 
 import pylibcudf as plc
 

python/cudf/cudf/core/column/interval.py

@@ -3,12 +3,11 @@
 from __future__ import annotations
 
 import functools
-from typing import TYPE_CHECKING, Any, Literal
+from typing import TYPE_CHECKING, Any, Literal, Self
 
 import pandas as pd
 import pyarrow as pa
 from pandas.core.arrays.arrow.extension_types import ArrowIntervalType
-from typing_extensions import Self
 
 import pylibcudf as plc
 

python/cudf/cudf/core/column/lists.py

@@ -5,12 +5,11 @@
 
 import itertools
 from functools import cached_property
-from typing import TYPE_CHECKING, Any, Literal, cast
+from typing import TYPE_CHECKING, Any, Literal, Self, cast
 
 import numpy as np
 import pandas as pd
 import pyarrow as pa
-from typing_extensions import Self
 
 import pylibcudf as plc
 

python/cudf/cudf/core/column/numerical.py

@@ -4,13 +4,12 @@
 from __future__ import annotations
 
 import functools
-from typing import TYPE_CHECKING, Any, cast
+from typing import TYPE_CHECKING, Any, Self, cast
 
 import cupy as cp
 import numpy as np
 import pandas as pd
 import pyarrow as pa
-from typing_extensions import Self
 
 import pylibcudf as plc
 

python/cudf/cudf/core/column/string.py

@@ -7,12 +7,11 @@
 import re
 import warnings
 from functools import lru_cache
-from typing import TYPE_CHECKING, Any, cast
+from typing import TYPE_CHECKING, Any, Self, cast
 
 import numpy as np
 import pandas as pd
 import pyarrow as pa
-from typing_extensions import Self
 
 import pylibcudf as plc
 

python/cudf/cudf/core/column/struct.py

@@ -24,8 +24,7 @@
 
 if TYPE_CHECKING:
     from collections.abc import Mapping
-
-    from typing_extensions import Self
+    from typing import Self
 
     from cudf._typing import DtypeObj
     from cudf.core.column.string import StringColumn

python/cudf/cudf/core/column/temporal_base.py

@@ -32,8 +32,7 @@
 
 if TYPE_CHECKING:
     from collections.abc import Sequence
-
-    from typing_extensions import Self
+    from typing import Self
 
     from cudf._typing import ColumnLike, DtypeObj, ScalarLike
     from cudf.core.column.numerical import NumericalColumn

python/cudf/cudf/core/column_accessor.py

@@ -25,7 +25,7 @@
 from cudf.utils.dtypes import is_mixed_with_object_dtype
 
 if TYPE_CHECKING:
-    from typing_extensions import Self
+    from typing import Self
 
     from cudf._typing import DtypeObj
     from cudf.core.column import ColumnBase

python/cudf/cudf/core/copy_types.py

@@ -1,9 +1,7 @@
-# SPDX-FileCopyrightText: Copyright (c) 2023-2025, NVIDIA CORPORATION.
+# SPDX-FileCopyrightText: Copyright (c) 2023-2026, NVIDIA CORPORATION.
 # SPDX-License-Identifier: Apache-2.0
 from dataclasses import dataclass
-from typing import TYPE_CHECKING, Any, cast
-
-from typing_extensions import Self
+from typing import TYPE_CHECKING, Any, Self, cast
 
 import cudf
 from cudf.utils.dtypes import SIZE_TYPE_DTYPE

python/cudf/cudf/core/dataframe.py

@@ -24,7 +24,7 @@
     Sequence,
 )
 from copy import deepcopy
-from typing import TYPE_CHECKING, Any, Literal
+from typing import TYPE_CHECKING, Any, Literal, Self, assert_never
 
 import cupy
 import numba
@@ -34,7 +34,6 @@
 from nvtx import annotate
 from pandas.io.formats import console
 from pandas.io.formats.printing import pprint_thing
-from typing_extensions import Self, assert_never
 
 import pylibcudf as plc
 

python/cudf/cudf/core/dtypes.py

@@ -37,8 +37,7 @@
 
 if TYPE_CHECKING:
     from collections.abc import Callable, Mapping
-
-    from typing_extensions import Self
+    from typing import Self
 
     from cudf._typing import Dtype, DtypeObj
     from cudf.core.buffer import Buffer

python/cudf/cudf/core/frame.py

@@ -7,13 +7,12 @@
 import operator
 import warnings
 from collections.abc import Mapping
-from typing import TYPE_CHECKING, Any, Literal
+from typing import TYPE_CHECKING, Any, Literal, Self
 
 import cupy
 import numpy as np
 import pandas as pd
 import pyarrow as pa
-from typing_extensions import Self
 
 import pylibcudf as plc
 

python/cudf/cudf/core/index.py

@@ -9,13 +9,12 @@
 import warnings
 from collections.abc import Hashable, MutableMapping
 from functools import cache, cached_property
-from typing import TYPE_CHECKING, Any, Literal, cast
+from typing import TYPE_CHECKING, Any, Literal, Self, cast
 
 import cupy
 import numpy as np
 import pandas as pd
 import pyarrow as pa
-from typing_extensions import Self
 
 import pylibcudf as plc
 

python/cudf/cudf/core/indexed_frame.py

@@ -15,6 +15,7 @@
     TYPE_CHECKING,
     Any,
     Literal,
+    Self,
     TypeVar,
     cast,
     overload,
@@ -25,7 +26,6 @@
 import numpy as np
 import pandas as pd
 import pyarrow as pa
-from typing_extensions import Self
 
 import pylibcudf as plc
 

python/cudf/cudf/core/multiindex.py

@@ -51,9 +51,9 @@
 
 if TYPE_CHECKING:
     from collections.abc import Generator, Hashable, MutableMapping
+    from typing import Self
 
     import pyarrow as pa
-    from typing_extensions import Self
 
     from cudf._typing import DataFrameOrSeries, Dtype
     from cudf.core.dataframe import DataFrame