Add manylinux_2_28 ppc64le wheels

.github/workflows/wheels-dependencies.sh

@@ -280,6 +280,10 @@ function build {
     build_simple libxcb $LIBXCB_VERSION https://www.x.org/releases/individual/lib
 
     build_libjpeg_turbo
+    if [[ "$AUDITWHEEL_ARCH" == "ppc64le" ]]; then
+        return
+    fi
+
     if [[ -n "$IS_MACOS" ]]; then
         # Custom tiff build to include jpeg; by default, configure won't include
         # headers/libs in the custom macOS/iOS prefix. Explicitly disable webp,

.github/workflows/wheels.yml

@@ -93,6 +93,31 @@ jobs:
             os: ubuntu-24.04-arm
             cibw_arch: aarch64
             build: "*manylinux*"
+          - name: "manylinux_2_28 3.10 ppc64le"
+            platform: linux
+            os: ubuntu-latest
+            cibw_arch: ppc64le
+            build: "*cp310-manylinux*"
+          - name: "manylinux_2_28 3.11 ppc64le"
+            platform: linux
+            os: ubuntu-latest
+            cibw_arch: ppc64le
+            build: "*cp311-manylinux*"
+          - name: "manylinux_2_28 3.12 ppc64le"
+            platform: linux
+            os: ubuntu-latest
+            cibw_arch: ppc64le
+            build: "*cp312-manylinux*"
+          - name: "manylinux_2_28 3.13 ppc64le"
+            platform: linux
+            os: ubuntu-latest
+            cibw_arch: ppc64le
+            build: "*cp313*-manylinux*"
+          - name: "manylinux_2_28 3.14 ppc64le"
+            platform: linux
+            os: ubuntu-latest
+            cibw_arch: ppc64le
+            build: "*cp314*-manylinux*"
           - name: "iOS arm64 device"
             platform: ios
             os: macos-latest
@@ -115,6 +140,10 @@ jobs:
         with:
           python-version: "3.x"
 
+      - name: Set up QEMU
+        if: "matrix.cibw_arch == 'ppc64le'"
+        uses: docker/setup-qemu-action@v3
+
       - name: Install cibuildwheel
         run: |
           python3 -m pip install -r .ci/requirements-cibw.txt

checks/check_wheel.py

@@ -26,11 +26,16 @@ def test_wheel_modules() -> None:
         # tkinter is not available on iOS
         expected_modules.remove("tkinter")
 
+    elif platform.processor() == "ppc64le":
+        expected_modules -= {"freetype2", "littlecms2", "webp", "avif"}
+
     assert set(features.get_supported_modules()) == expected_modules
 
 
 def test_wheel_codecs() -> None:
     expected_codecs = {"jpg", "jpg_2000", "zlib", "libtiff"}
+    if platform.processor() == "ppc64le":
+        expected_codecs -= {"jpg_2000", "libtiff"}
 
     assert set(features.get_supported_codecs()) == expected_codecs
 
@@ -51,5 +56,7 @@ def test_wheel_features() -> None:
         # Can't distribute raqm due to licensing, and there's no system version;
         # fribidi and harfbuzz won't be available if raqm isn't available.
         expected_features -= {"raqm", "fribidi", "harfbuzz"}
+    elif platform.processor() == "ppc64le":
+        expected_features -= {"raqm", "fribidi", "harfbuzz"}
 
     assert set(features.get_supported_features()) == expected_features

pyproject.toml

@@ -150,6 +150,11 @@ environment.PATH = "$(pwd)/build/deps/iphonesimulator/bin:$PATH"
 select = "*-win32"
 test-requires = [  ]
 
+[[tool.cibuildwheel.overrides]]
+select = "*_ppc64le"
+config-settings = "raqm=disable fribidi=disable imagequant=disable"
+test-requires = [  ]
+
 [tool.black]
 exclude = "wheels/multibuild"