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Last 3.15 changes #3121

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1f16767
Last few follow-ups for enabling Python 3.15 support
mdboom Oct 15, 2026
c5f8bd6
Add more Python 3.15 test configs
mdboom Oct 16, 2026
d8f29b5
expand Windows + Python 3.15 test matrix
leofang Oct 16, 2026
8d9b516
nit: align columns
leofang Oct 16, 2026
48a939c
fix pre-commit
leofang Oct 16, 2026
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15 changes: 12 additions & 3 deletions ci/test-matrix.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -57,7 +57,9 @@ linux:
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '13.4.2', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.15', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.15', CUDA_VER: '13.4.2', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.15t', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.15t', CUDA_VER: '13.4.2', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
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leofang marked this conversation as resolved.
# linux-aarch64
- { ARCH: 'arm64', PY_VER: '3.11', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
Expand All @@ -68,14 +70,18 @@ linux:
- { ARCH: 'arm64', PY_VER: '3.12', CUDA_VER: '13.0.2', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.12', CUDA_VER: '13.4.2', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.13', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.13', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.13', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.13', CUDA_VER: '13.4.2', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14', CUDA_VER: '13.4.2', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14', CUDA_VER: '13.4.2', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14t', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14t', CUDA_VER: '13.0.2', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.14t', CUDA_VER: '13.4.2', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.15', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.15', CUDA_VER: '13.4.2', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.15t', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.15t', CUDA_VER: '13.4.2', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
# special runners
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.0.2', LOCAL_CTK: '1', GPU: 'h100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.13', CUDA_VER: '13.4.2', LOCAL_CTK: '1', GPU: 'h100', GPU_COUNT: '1', DRIVER: 'latest' }
Expand Down Expand Up @@ -129,7 +135,10 @@ windows:
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '13.0.2', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '13.4.2', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.15', CUDA_VER: '13.4.2', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.15', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.15', CUDA_VER: '13.4.2', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.15t', CUDA_VER: '12.9.1', LOCAL_CTK: '1', GPU: 'v100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.15t', CUDA_VER: '13.4.2', LOCAL_CTK: '0', GPU: 'rtx2080', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'WDDM' }
# special runners
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.4.2', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '2', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.4.2', LOCAL_CTK: '0', GPU: 'h100', GPU_COUNT: '2', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
Expand Down
3 changes: 1 addition & 2 deletions cuda_bindings/pyproject.toml
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Expand Up @@ -45,8 +45,7 @@ all = [
test = [
"cython>=3.2.5,<3.3",
"setuptools>=80.0.0",
# <=2.6.0.dev0 admits scientific-python nightlies (for Python 3.15)
"numpy>=1.21.1,<=2.6.0.dev0",
"numpy>=1.21.1",
"pytest==9.1.0",
"pytest-benchmark==5.2.3",
"pytest-repeat==0.9.4",
Expand Down
3 changes: 1 addition & 2 deletions cuda_core/pyproject.toml
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Expand Up @@ -81,8 +81,7 @@ test = [
"pyglet==2.1.14",
"cffi==2.1.1",
]
# TODO: drop the Windows 3.15 guard once ml-dtypes publishes cp315 Windows wheels
ml-dtypes = ["ml-dtypes>=0.5.4,<0.6.0; sys_platform != 'win32' or python_version < '3.15'"]
ml-dtypes = ["ml-dtypes>=0.5.4"]
test-ft = ["pytest-run-parallel==0.10.0"]
test-cu12 = [ {include-group = "ml-dtypes" }, {include-group = "test" }, "cupy-cuda12x; python_version < '3.15'", "cuda-toolkit[cudart]==12.*"] # runtime headers needed by CuPy
test-cu13 = [ {include-group = "ml-dtypes" }, {include-group = "test" }, "cupy-cuda13x; python_version < '3.15'", "cuda-toolkit[cudart]==13.*"] # runtime headers needed by CuPy
Expand Down
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