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Expand wheel build to arm64 and Windows #2387

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40772d8
Expand test matrix for Python 3.15
Jul 18, 2026
5cfdc01
Don't exclude 3.15 wheels from downloaded artifacts
Jul 18, 2026
5a89288
Attempt to build 3.15 wheels on all platforms
Jul 18, 2026
f4e3afd
Fix pytest param
Jul 18, 2026
fc558a6
scipy not supported on 3.15 yet
Jul 18, 2026
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10 changes: 10 additions & 0 deletions ci/test-matrix.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -74,11 +74,15 @@ linux:
- { 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: '13.3.0', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.15', CUDA_VER: '13.3.0', LOCAL_CTK: '0', GPU: 'l4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'arm64', PY_VER: '3.15t', CUDA_VER: '13.3.0', LOCAL_CTK: '0', 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: '13.3.0', LOCAL_CTK: '1', GPU: 'h100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.3.0', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '2', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.14t', CUDA_VER: '13.3.0', LOCAL_CTK: '1', GPU: 'h100', GPU_COUNT: '2', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.15', CUDA_VER: '13.3.0', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.15t', CUDA_VER: '13.3.0', LOCAL_CTK: '1', GPU: 'h100', GPU_COUNT: '1', DRIVER: 'latest' }
- { ARCH: 'amd64', PY_VER: '3.11', CUDA_VER: '12.9.1', LOCAL_CTK: '0', GPU: 't4', GPU_COUNT: '1', DRIVER: 'latest', FLAVOR: 'wsl' }
- { ARCH: 'amd64', PY_VER: '3.12', CUDA_VER: '13.3.0', LOCAL_CTK: '0', GPU: 'rtx4090', GPU_COUNT: '1', DRIVER: 'latest', FLAVOR: 'wsl' }
nightly:
Expand Down Expand Up @@ -106,6 +110,9 @@ linux:
- { ARCH: 'arm64', PY_VER: '3.14', CUDA_VER: '13.3.0', LOCAL_CTK: '1', GPU: 'gb300', GPU_COUNT: '1', DRIVER: 'latest', ENV: { MODE: 'nightly-standard' } }
- { ARCH: 'arm64', PY_VER: '3.14', CUDA_VER: '13.3.0', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '2', DRIVER: 'latest', ENV: { MODE: 'nightly-standard' } }
- { ARCH: 'arm64', PY_VER: '3.14t', CUDA_VER: '13.3.0', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '2', DRIVER: 'latest', ENV: { MODE: 'nightly-standard' } }
- { ARCH: 'arm64', PY_VER: '3.15', CUDA_VER: '13.3.0', LOCAL_CTK: '1', GPU: 'gb300', GPU_COUNT: '1', DRIVER: 'latest', ENV: { MODE: 'nightly-standard' } }
- { ARCH: 'arm64', PY_VER: '3.15', CUDA_VER: '13.3.0', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '2', DRIVER: 'latest', ENV: { MODE: 'nightly-standard' } }
- { ARCH: 'arm64', PY_VER: '3.15t', CUDA_VER: '13.3.0', LOCAL_CTK: '1', GPU: 'l4', GPU_COUNT: '2', DRIVER: 'latest', ENV: { MODE: 'nightly-standard' } }

windows:
pull-request:
Expand All @@ -128,6 +135,7 @@ 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: '13.3.0', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
- { ARCH: 'amd64', PY_VER: '3.15t', CUDA_VER: '13.3.0', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
# special runners
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.3.0', LOCAL_CTK: '1', GPU: 't4', GPU_COUNT: '2', DRIVER: 'latest', DRIVER_MODE: 'TCC' }
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.3.0', LOCAL_CTK: '0', GPU: 'h100', GPU_COUNT: '2', DRIVER: 'latest', DRIVER_MODE: 'MCDM' }
Expand All @@ -145,3 +153,5 @@ windows:
- { ARCH: 'amd64', PY_VER: '3.12', CUDA_VER: '13.3.0', LOCAL_CTK: '0', GPU: 'rtxpro6000', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM', ENV: { MODE: 'nightly-numba-cuda-mlir' } }
# nightly-cuda-core (released cuda-core from PyPI against main pathfinder/bindings)
- { ARCH: 'amd64', PY_VER: '3.14', CUDA_VER: '13.3.0', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM', ENV: { MODE: 'nightly-cuda-core' } }
- { ARCH: 'amd64', PY_VER: '3.15', CUDA_VER: '13.3.0', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM', ENV: { MODE: 'nightly-cuda-core' } }
- { ARCH: 'amd64', PY_VER: '3.15t', CUDA_VER: '13.3.0', LOCAL_CTK: '0', GPU: 'a100', GPU_COUNT: '1', DRIVER: 'latest', DRIVER_MODE: 'MCDM', ENV: { MODE: 'nightly-cuda-core' } }
7 changes: 0 additions & 7 deletions ci/tools/download-wheels
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Original file line number Diff line number Diff line change
Expand Up @@ -56,13 +56,6 @@ do
continue
fi

# TODO: remove the Python 3.15 exclusion once 3.15 is officially supported
# exclude pre-release Python (3.15) wheels from releasing
if [[ "${p}" == *python315* ]]; then
echo "Skipping pre-release Python artifact: $p"
continue
fi

# If we're not downloading "all", only process matching component
if [[ "$COMPONENT" != "all" && "$p" != ${COMPONENT}* ]]; then
continue
Expand Down
17 changes: 8 additions & 9 deletions cuda_bindings/pyproject.toml
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Expand Up @@ -44,16 +44,15 @@ all = [

[dependency-groups]
test = [
"cython>=3.2,<3.3",
"cython>=3.2",
"setuptools>=80.0.0",
# TODO: remove the Python 3.15 guard once 3.15 is officially supported
"matplotlib>=3.5.0,<=3.10.9; python_version < '3.15'",
"numpy>=1.21.1,<=2.5.0",
"pytest==9.1.0",
"pytest-benchmark==5.2.3",
"pytest-repeat==0.9.4",
"pytest-randomly==4.1.0",
"pyglet==2.1.14",
"matplotlib>=3.5.0",
"numpy>=1.21.1",
"pytest~=9.1.0",
"pytest-benchmark~=5.2.3",
"pytest-repeat~=0.9.4",
"pytest-randomly~=4.1.0",
"pyglet~=2.1.14",
]

[project.urls]
Expand Down
19 changes: 9 additions & 10 deletions cuda_core/pyproject.toml
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Expand Up @@ -61,16 +61,15 @@ cu13 = ["cuda-bindings[all]==13.*", "cuda-toolkit==13.*"]
test = [
"cython>=3.2,<3.3",
"setuptools>=80",
"pytest==9.1.0",
"pytest-benchmark==5.2.3",
"pytest-randomly==4.1.0",
"pytest-repeat==0.9.4",
"pytest-rerunfailures==16.3",
"pytest-timeout==2.4.0",
"cloudpickle==3.1.2",
"psutil==7.2.2",
# TODO: remove the Python 3.15 guard once 3.15 is officially supported
"cffi==2.0.0; python_version < '3.15'",
"pytest~=9.1.0",
"pytest-benchmark~=5.2.3",
"pytest-randomly~=4.1.0",
"pytest-repeat~=0.9.4",
"pytest-rerunfailures~=16.3",
"pytest-timeout~=2.4.0",
"cloudpickle~=3.1.2",
"psutil~=7.2.2",
"cffi~=2.0.0",
]
ml-dtypes = ["ml-dtypes>=0.5.4,<0.6.0"]
test-cu12 = [ {include-group = "ml-dtypes" }, {include-group = "test" }, "cupy-cuda12x; python_version < '3.14'", "cuda-toolkit[cudart]==12.*"] # runtime headers needed by CuPy
Expand Down
3 changes: 1 addition & 2 deletions cuda_pathfinder/pyproject.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -46,8 +46,7 @@ cu13 = [
"nvidia-nvshmem-cu13<3.7; sys_platform != 'win32'",
]
host = [
# TODO: remove the Python 3.15 guard once 3.15 is officially supported
"nvidia-cutlass; python_version < '3.15'",
"nvidia-cutlass",
"nvpl-fft; platform_system == 'Linux' and platform_machine == 'aarch64'",
]

Expand Down