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Enable arm64 support for Windows. #1319

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Enable arm64 support for Windows. #1319

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71e924b
Enable Windows arm64 support for asyncpg.
tdunkleArm May 12, 2026
ff751de
Fix typo.
tdunkleArm May 12, 2026
75301d9
Add Windows on Arm to CI/CD.
tdunkleArm May 12, 2026
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1 change: 1 addition & 0 deletions .github/workflows/release.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -91,6 +91,7 @@ jobs:
cibuildwheel --print-build-identifiers --platform linux --archs x86_64,aarch64 | grep cp | jq -nRc '{"only": inputs, "os": "ubuntu-latest"}' \
&& cibuildwheel --print-build-identifiers --platform macos --archs x86_64,arm64 | grep cp | jq -nRc '{"only": inputs, "os": "macos-latest"}' \
&& cibuildwheel --print-build-identifiers --platform windows --archs x86,AMD64 | grep cp | jq -nRc '{"only": inputs, "os": "windows-latest"}'
&& cibuildwheel --print-build-identifiers --platform windows --archs ARM64 | grep cp | jq -nRc '{"only": inputs, "os": "windows-11-arm"}'
} | jq -sc
)
echo "include=$MATRIX_INCLUDE" >> $GITHUB_OUTPUT
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4 changes: 3 additions & 1 deletion .github/workflows/tests.yml
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Expand Up @@ -18,12 +18,14 @@ jobs:
strategy:
matrix:
python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14", "3.14t"]
os: [ubuntu-latest, macos-latest, windows-latest]
os: [ubuntu-latest, macos-latest, windows-latest, windows-11-arm]
loop: [asyncio, uvloop]
exclude:
# uvloop does not support windows
- loop: uvloop
os: windows-latest
- loop: uvloop
os: windows-11-arm

runs-on: ${{ matrix.os }}

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3 changes: 2 additions & 1 deletion pyproject.toml
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Expand Up @@ -62,7 +62,8 @@ docs = [
[build-system]
requires = [
"setuptools>=77.0.3",
"Cython(>=3.2.1,<4.0.0)"
"Cython(>=3.2.1,<4.0.0)",
"packaging>=24.0"
]
build-backend = "setuptools.build_meta"

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9 changes: 5 additions & 4 deletions setup.py
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Expand Up @@ -188,8 +188,6 @@ def finalize_options(self):
need_cythonize = True

if need_cythonize:
import pkg_resources

# Double check Cython presence in case setup_requires
# didn't go into effect (most likely because someone
# imported Cython before setup_requires injected the
Expand All @@ -201,8 +199,11 @@ def finalize_options(self):
'please install {} to compile asyncpg from source'.format(
CYTHON_DEPENDENCY))

cython_dep = pkg_resources.Requirement.parse(CYTHON_DEPENDENCY)
if Cython.__version__ not in cython_dep:
from packaging.requirements import Requirement

cython_dep = Requirement(CYTHON_DEPENDENCY)
if not cython_dep.specifier.contains(
Cython.__version__, prereleases=True):
raise RuntimeError(
'asyncpg requires {}, got Cython=={}'.format(
CYTHON_DEPENDENCY, Cython.__version__
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