CI: build using cibuildwheel for Python 3.8 and 3.12 on all relevant …

…architectures

.github/workflows/python.yml

@@ -0,0 +1,62 @@
+name: Build Python
+on:
+  push:
+    paths-ignore:
+      - '**.md'
+      - 'LICENSE'
+      - '.gitignore'
+      - 'resources/**'
+  pull_request:
+    paths-ignore:
+      - '**.md'
+      - 'LICENSE'
+      - '.gitignore'
+      - 'resources/**'
+  workflow_dispatch:
+jobs:
+  build_wheels:
+    name: ${{ matrix.platform[0] }} - ${{ matrix.platform[2] }}
+    runs-on: ${{ matrix.platform[1] }}
+    strategy:
+      fail-fast: false
+      matrix:
+        platform:
+          - [Linux, ubuntu-latest, x86_64]
+          - [Linux, ubuntu-latest, i686]
+          - [Linux, ubuntu-latest, aarch64]
+          - [Windows, windows-latest, AMD64]
+          - [Windows, windows-latest, x86]
+          - [Windows, windows-latest, ARM64]
+          - [MacOS, macos-latest, x86_64]
+          - [MacOS, macos-latest, arm64]
+          # spdlog fails to build with the correct architecture on universal2
+          # - [MacOS, macos-latest, universal2]
+          # ppc64le is too obscure and slow to build due to emulation
+          # - [Linux, ubuntu-latest, ppc64le]
+          # s390x is too obscure  is not compatible due to being big-endian
+          # - [Linux, ubuntu-latest, s390x]
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up QEMU
+        if: runner.os == 'Linux'
+        uses: docker/setup-qemu-action@v3
+        with:
+          platforms: all
+
+      - uses: actions/setup-python@v4
+        with:
+          python-version: '3.12'
+
+      - name: Install cibuildwheel
+        run: python -m pip install --upgrade cibuildwheel
+
+      - name: Build wheels
+        run: python -m cibuildwheel --output-dir wheelhouse
+        env:
+          CIBW_ARCHS: ${{ matrix.platform[2] }}
+          CIBW_BUILD: cp38* cp312*
+          CIBW_SKIP: "*-musllinux*"
+
+      - name: Inspect
+        run: ls wheelhouse/

pyproject.toml

@@ -58,4 +58,4 @@ archs = "auto"
 
 # Needed for full C++17 support
 [tool.cibuildwheel.macos.environment]
-MACOSX_DEPLOYMENT_TARGET = "10.14"
+MACOSX_DEPLOYMENT_TARGET = "10.15"