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BLD: Build a single wheel in each job #34

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BLD: Build a single wheel in each job
bashtage Nov 6, 2026
4856af9
BLD: Build main without uploading
bashtage Nov 6, 2026
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41 changes: 28 additions & 13 deletions .github/workflows/build-wheels.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -8,16 +8,21 @@ on:

jobs:
build_wheels:
name: ${{ matrix.os }}, Python ${{ matrix.python }}
name: ${{ matrix.os }}, Python ${{ matrix.python }}${{ matrix.variant == 'musllinux' && ', musllinux' || '' }}
runs-on: ${{ matrix.os }}
defaults:
run:
shell: bash
strategy:
fail-fast: false
matrix:
os: [ubuntu-latest, windows-latest, windows-11-arm, macos-latest, macos-15-intel]
# Every job builds a single wheel. Linux x86_64 has two wheels for each
# Python (manylinux and musllinux), so it has two jobs; the musllinux
# job is the one with variant musllinux. Linux aarch64 is built natively
# on an ARM runner. See CIBW_ARCHS_LINUX and CIBW_SKIP below.
os: [ubuntu-latest, ubuntu-24.04-arm, windows-latest, windows-11-arm, macos-latest, macos-15-intel]
python: [cp310, cp311, cp312, cp313, cp314, cp315]
variant: [default, musllinux]
exclude:
# statsmodels has win_arm64 wheels from Python 3.13, so the wheels for older
# Pythons could not be tested
Expand All @@ -27,15 +32,31 @@ jobs:
python: cp311
- os: windows-11-arm
python: cp312
# No musllinux wheels for aarch64 and no separate musllinux job
# outside of Linux x86_64
- os: ubuntu-24.04-arm
variant: musllinux
- os: windows-latest
variant: musllinux
- os: windows-11-arm
variant: musllinux
- os: macos-latest
variant: musllinux
- os: macos-15-intel
variant: musllinux
env:
BUILD_COMMIT: "v7.1" # main or a specific version, e.g., "v6.1"
PYPI_UPLOAD: true # true or false
BUILD_COMMIT: "main" # main or a specific version, e.g., "v6.1"
PYPI_UPLOAD: false # true or false
TESTPYPI_UPLOAD: false
CIBW_BUILD: ${{ matrix.python }}-*
CIBW_ARCHS_LINUX: "x86_64 aarch64"
# Build only for the architecture of the runner, so each job builds a
# single wheel and nothing runs under emulation
CIBW_ARCHS_LINUX: native
CIBW_ARCHS_MACOS: native
# No support for pypy, musl, Win32 for 3.10+
CIBW_SKIP: "pp* *musllinux_aarch64* *-win32"
# No support for pypy or Win32 for 3.10+
# The musllinux variant builds only musllinux wheels, all other jobs
# build no musllinux wheel (so there is no musllinux aarch64 wheel)
CIBW_SKIP: "pp* *-win32 ${{ matrix.variant == 'musllinux' && '*manylinux*' || '*musllinux*' }}"
CIBW_TEST_REQUIRES: pytest>=9,<10 pytest-xdist xarray
CIBW_TEST_COMMAND: python -c "import linearmodels; linearmodels.test(['-n','auto','--skip-slow'])"
# Avoid testing on emulated architectures
Expand All @@ -48,12 +69,6 @@ jobs:
submodules: recursive
fetch-depth: 0

- name: Set up QEMU
if: runner.os == 'Linux'
uses: docker/setup-qemu-action@v4
with:
platforms: all

- name: Build wheels
uses: pypa/cibuildwheel@v4.3.5
with:
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