Remove Cython libcpp wrappers

conda/environments/all_cuda-118_arch-x86_64.yaml

@@ -24,7 +24,7 @@ dependencies:
 - cudatoolkit
 - cupy>=12.0.0
 - cxx-compiler
-- cython>=3.0.0
+- cython>=3.0.3
 - dask-core>=2023.9.2
 - dask-cuda==23.12.*
 - dask>=2023.9.2

conda/environments/all_cuda-120_arch-x86_64.yaml

@@ -26,7 +26,7 @@ dependencies:
 - cuda-version=12.0
 - cupy>=12.0.0
 - cxx-compiler
-- cython>=3.0.0
+- cython>=3.0.3
 - dask-core>=2023.9.2
 - dask-cuda==23.12.*
 - dask>=2023.9.2

conda/recipes/cudf/meta.yaml

@@ -57,7 +57,7 @@ requirements:
   host:
     - protobuf ==4.24.*
     - python
-    - cython >=3.0.0
+    - cython >=3.0.3
     - scikit-build >=0.13.1
     - setuptools
     - dlpack >=0.5,<0.6.0a0

conda/recipes/cudf_kafka/meta.yaml

@@ -51,7 +51,7 @@ requirements:
     {% endif %}
   host:
     - python
-    - cython >=3.0.0
+    - cython >=3.0.3
     - cuda-version ={{ cuda_version }}
     - cudf ={{ version }}
     - libcudf_kafka ={{ version }}

dependencies.yaml

@@ -256,7 +256,7 @@ dependencies:
     common:
       - output_types: [conda, requirements, pyproject]
         packages:
-          - cython>=3.0.0
+          - cython>=3.0.3
           # TODO: Pin to numpy<1.25 until cudf requires pandas 2
           - &numpy numpy>=1.21,<1.25
       - output_types: [conda, requirements, pyproject]

python/cudf/cudf/_lib/column.pyx

@@ -24,7 +24,7 @@ from cudf.utils.dtypes import _get_base_dtype
 
 from cpython.buffer cimport PyObject_CheckBuffer
 from libc.stdint cimport uintptr_t
-from libcpp.memory cimport unique_ptr
+from libcpp.memory cimport make_unique, unique_ptr
 from libcpp.utility cimport move
 from libcpp.vector cimport vector
 
@@ -47,7 +47,6 @@ from cudf._lib.cpp.column.column_factories cimport (
     make_numeric_column,
 )
 from cudf._lib.cpp.column.column_view cimport column_view
-from cudf._lib.cpp.libcpp.memory cimport make_unique
 from cudf._lib.cpp.null_mask cimport null_count as cpp_null_count
 from cudf._lib.cpp.scalar.scalar cimport scalar
 from cudf._lib.scalar cimport DeviceScalar

python/cudf/cudf/_lib/concat.pyx

@@ -1,7 +1,7 @@
 # Copyright (c) 2020-2023, NVIDIA CORPORATION.
 
 from libcpp cimport bool
-from libcpp.memory cimport unique_ptr
+from libcpp.memory cimport make_unique, unique_ptr
 from libcpp.utility cimport move
 from libcpp.vector cimport vector
 
@@ -12,7 +12,6 @@ from cudf._lib.cpp.concatenate cimport (
     concatenate_masks as libcudf_concatenate_masks,
     concatenate_tables as libcudf_concatenate_tables,
 )
-from cudf._lib.cpp.libcpp.memory cimport make_unique
 from cudf._lib.cpp.table.table cimport table, table_view
 from cudf._lib.utils cimport (
     data_from_unique_ptr,

python/cudf/cudf/_lib/copying.pyx

@@ -24,12 +24,13 @@ from cudf._lib.utils cimport table_view_from_columns, table_view_from_table
 from cudf._lib.reduce import minmax
 from cudf.core.abc import Serializable
 
+from libcpp.functional cimport reference_wrapper
+from libcpp.memory cimport make_unique
+
 cimport cudf._lib.cpp.contiguous_split as cpp_contiguous_split
 cimport cudf._lib.cpp.copying as cpp_copying
 from cudf._lib.cpp.column.column cimport column
 from cudf._lib.cpp.column.column_view cimport column_view, mutable_column_view
-from cudf._lib.cpp.libcpp.functional cimport reference_wrapper
-from cudf._lib.cpp.libcpp.memory cimport make_unique
 from cudf._lib.cpp.lists.gather cimport (
     segmented_gather as cpp_segmented_gather,
 )

python/cudf/cudf/_lib/cpp/copying.pxd

@@ -2,14 +2,14 @@
 
 from libc.stdint cimport int32_t, int64_t, uint8_t
 from libcpp cimport bool
+from libcpp.functional cimport reference_wrapper
 from libcpp.memory cimport unique_ptr
 from libcpp.vector cimport vector
 
 from rmm._lib.device_buffer cimport device_buffer
 
 from cudf._lib.cpp.column.column cimport column
 from cudf._lib.cpp.column.column_view cimport column_view, mutable_column_view
-from cudf._lib.cpp.libcpp.functional cimport reference_wrapper
 from cudf._lib.cpp.scalar.scalar cimport scalar
 from cudf._lib.cpp.table.table cimport table
 from cudf._lib.cpp.table.table_view cimport table_view

python/cudf/cudf/_lib/cpp/groupby.pxd

@@ -1,6 +1,7 @@
-# Copyright (c) 2020-2021, NVIDIA CORPORATION.
+# Copyright (c) 2020-2023, NVIDIA CORPORATION.
 
 from libcpp cimport bool
+from libcpp.functional cimport reference_wrapper
 from libcpp.memory cimport unique_ptr
 from libcpp.pair cimport pair
 from libcpp.vector cimport vector
@@ -11,7 +12,6 @@ from cudf._lib.cpp.aggregation cimport (
 )
 from cudf._lib.cpp.column.column cimport column
 from cudf._lib.cpp.column.column_view cimport column_view
-from cudf._lib.cpp.libcpp.functional cimport reference_wrapper
 from cudf._lib.cpp.replace cimport replace_policy
 from cudf._lib.cpp.scalar.scalar cimport scalar
 from cudf._lib.cpp.table.table cimport table

python/cudf/cudf/_lib/cpp/io/orc.pxd

@@ -4,12 +4,12 @@ from libc.stdint cimport uint8_t
 from libcpp cimport bool
 from libcpp.map cimport map
 from libcpp.memory cimport shared_ptr, unique_ptr
+from libcpp.optional cimport optional
 from libcpp.string cimport string
 from libcpp.vector cimport vector
 
 cimport cudf._lib.cpp.io.types as cudf_io_types
 cimport cudf._lib.cpp.table.table_view as cudf_table_view
-from cudf._lib.cpp.libcpp.optional cimport optional
 from cudf._lib.cpp.types cimport data_type, size_type
 
 

python/cudf/cudf/_lib/cpp/io/parquet.pxd

@@ -2,16 +2,16 @@
 
 from libc.stdint cimport uint8_t
 from libcpp cimport bool
+from libcpp.functional cimport reference_wrapper
 from libcpp.map cimport map
 from libcpp.memory cimport shared_ptr, unique_ptr
+from libcpp.optional cimport optional
 from libcpp.string cimport string
 from libcpp.vector cimport vector
 
 cimport cudf._lib.cpp.io.types as cudf_io_types
 cimport cudf._lib.cpp.table.table_view as cudf_table_view
 from cudf._lib.cpp.expressions cimport expression
-from cudf._lib.cpp.libcpp.functional cimport reference_wrapper
-from cudf._lib.cpp.libcpp.optional cimport optional
 from cudf._lib.cpp.types cimport data_type, size_type
 
 

python/cudf/cudf/_lib/cpp/io/timezone.pxd

@@ -2,9 +2,9 @@
 
 from libcpp cimport bool
 from libcpp.memory cimport unique_ptr
+from libcpp.optional cimport optional
 from libcpp.string cimport string
 
-from cudf._lib.cpp.libcpp.optional cimport optional
 from cudf._lib.cpp.table.table cimport table
 
 

python/cudf/cudf/_lib/expressions.pyx

@@ -4,12 +4,11 @@ from enum import Enum
 
 from cython.operator cimport dereference
 from libc.stdint cimport int64_t
-from libcpp.memory cimport unique_ptr
+from libcpp.memory cimport make_unique, unique_ptr
 from libcpp.string cimport string
 from libcpp.utility cimport move
 
 from cudf._lib.cpp cimport expressions as libcudf_exp
-from cudf._lib.cpp.libcpp.memory cimport make_unique
 from cudf._lib.cpp.types cimport size_type
 
 # Necessary for proper casting, see below.

python/cudf/cudf/_lib/groupby.pyx

@@ -24,6 +24,8 @@ from cudf._lib.utils cimport columns_from_unique_ptr, table_view_from_columns
 
 from cudf._lib.scalar import as_device_scalar
 
+from libcpp.functional cimport reference_wrapper
+
 cimport cudf._lib.cpp.groupby as libcudf_groupby
 cimport cudf._lib.cpp.types as libcudf_types
 from cudf._lib.aggregation cimport (
@@ -33,7 +35,6 @@ from cudf._lib.aggregation cimport (
     make_groupby_scan_aggregation,
 )
 from cudf._lib.cpp.column.column cimport column
-from cudf._lib.cpp.libcpp.functional cimport reference_wrapper
 from cudf._lib.cpp.replace cimport replace_policy
 from cudf._lib.cpp.scalar.scalar cimport scalar
 from cudf._lib.cpp.table.table cimport table, table_view

python/cudf/cudf/_lib/join.pyx

@@ -2,7 +2,7 @@
 
 from cudf.core.buffer import acquire_spill_lock
 
-from libcpp.memory cimport unique_ptr
+from libcpp.memory cimport make_unique, unique_ptr
 from libcpp.pair cimport pair
 from libcpp.utility cimport move
 
@@ -11,7 +11,6 @@ from rmm._lib.device_buffer cimport device_buffer
 cimport cudf._lib.cpp.join as cpp_join
 from cudf._lib.column cimport Column
 from cudf._lib.cpp.column.column cimport column
-from cudf._lib.cpp.libcpp.memory cimport make_unique
 from cudf._lib.cpp.table.table_view cimport table_view
 from cudf._lib.cpp.types cimport data_type, size_type, type_id
 from cudf._lib.utils cimport table_view_from_columns

python/cudf/cudf/_lib/null_mask.pyx

@@ -6,13 +6,12 @@ from rmm._lib.device_buffer cimport DeviceBuffer, device_buffer
 
 from cudf.core.buffer import acquire_spill_lock, as_buffer
 
-from libcpp.memory cimport unique_ptr
+from libcpp.memory cimport make_unique, unique_ptr
 from libcpp.pair cimport pair
 from libcpp.utility cimport move
 
 from cudf._lib.column cimport Column
 from cudf._lib.cpp.column.column_view cimport column_view
-from cudf._lib.cpp.libcpp.memory cimport make_unique
 from cudf._lib.cpp.null_mask cimport (
     bitmask_allocation_size_bytes as cpp_bitmask_allocation_size_bytes,
     bitmask_and as cpp_bitmask_and,

python/cudf/cudf/_lib/parquet.pyx

@@ -32,7 +32,7 @@ from cudf._lib.utils import _index_level_name, generate_pandas_metadata
 from libc.stdint cimport uint8_t
 from libcpp cimport bool
 from libcpp.map cimport map
-from libcpp.memory cimport unique_ptr
+from libcpp.memory cimport make_unique, unique_ptr
 from libcpp.string cimport string
 from libcpp.unordered_map cimport unordered_map
 from libcpp.utility cimport move
@@ -52,7 +52,6 @@ from cudf._lib.cpp.io.parquet cimport (
     write_parquet as parquet_writer,
 )
 from cudf._lib.cpp.io.types cimport column_in_metadata, table_input_metadata
-from cudf._lib.cpp.libcpp.memory cimport make_unique
 from cudf._lib.cpp.table.table_view cimport table_view
 from cudf._lib.cpp.types cimport data_type, size_type
 from cudf._lib.io.datasource cimport NativeFileDatasource

python/cudf/cudf/_lib/timezone.pyx

@@ -1,13 +1,13 @@
 # Copyright (c) 2023, NVIDIA CORPORATION.
 
 from libcpp.memory cimport unique_ptr
+from libcpp.optional cimport make_optional
 from libcpp.string cimport string
 from libcpp.utility cimport move
 
 from cudf._lib.cpp.io.timezone cimport (
     make_timezone_transition_table as cpp_make_timezone_transition_table,
 )
-from cudf._lib.cpp.libcpp.optional cimport make_optional
 from cudf._lib.cpp.table.table cimport table
 from cudf._lib.utils cimport columns_from_unique_ptr
 

python/cudf/pyproject.toml

@@ -4,7 +4,7 @@
 build-backend = "setuptools.build_meta"
 requires = [
     "cmake>=3.26.4",
-    "cython>=3.0.0",
+    "cython>=3.0.3",
     "ninja",
     "numpy>=1.21,<1.25",
     "protoc-wheel",

python/cudf_kafka/pyproject.toml

@@ -3,7 +3,7 @@
 [build-system]
 
 requires = [
-    "cython>=3.0.0",
+    "cython>=3.0.3",
     "numpy>=1.21,<1.25",
     "pyarrow==14.0.0.*",
     "setuptools",