From c7ae4c29396afa1057fc2c7894ba429d51b8316d Mon Sep 17 00:00:00 2001
From: Ivan Carvalho <ivancarvalho@gatech.edu>
Date: Tue, 17 Feb 2026 23:11:20 -0500
Subject: [PATCH 1/2] Use ubuntu-24.04-ppc64le and ubuntu-24.04-s390x runners
 for wheels.yml

---
 .github/workflows/wheels.yml | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index f8842c5e28..a1ec30456e 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -91,7 +91,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest]
+        os: [ubuntu-24.04-ppc64le]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
@@ -99,10 +99,6 @@ jobs:
         with:
           python-version: '3.12'
       - uses: dtolnay/rust-toolchain@stable
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v2
-        with:
-          platforms: all
       - name: Install cibuildwheel
         run: |
           python -m pip install -U --group releaseinfra
@@ -129,7 +125,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest]
+        os: [ubuntu-24.04-s390x]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
@@ -137,10 +133,6 @@ jobs:
         with:
           python-version: '3.12'
       - uses: dtolnay/rust-toolchain@stable
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v2
-        with:
-          platforms: all
       - name: Install cibuildwheel
         run: |
           python -m pip install -U --group releaseinfra

From 7941738187b302ebf2188a20a8f696bc5bdf45bd Mon Sep 17 00:00:00 2001
From: Ivan Carvalho <ivancarvalho@gatech.edu>
Date: Sun, 29 Mar 2026 00:28:30 -0400
Subject: [PATCH 2/2] Refactor s390x and ppc64le jobs to bootstrap
 Python/cibuildwheel

---
 .github/workflows/wheels.yml | 58 ++++++++++++++++++++++++++----------
 1 file changed, 42 insertions(+), 16 deletions(-)

diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index a1ec30456e..24283646e7 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -86,24 +86,25 @@ jobs:
     name: Build wheels on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
     environment: release
-    permissions:
-      id-token: write
     strategy:
       fail-fast: false
       matrix:
         os: [ubuntu-24.04-ppc64le]
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-python@v5
-        name: Install Python
-        with:
-          python-version: '3.12'
       - uses: dtolnay/rust-toolchain@stable
-      - name: Install cibuildwheel
+      - name: Install uv
         run: |
-          python -m pip install -U --group releaseinfra
+          python3 -m pip install --user uv==0.11.2
+      - name: Install cibuildwheel dependencies
+        run: |
+          python3 -m uv python install 3.12
+          python3 -m uv venv --python 3.12 .venv
+          source .venv/bin/activate
+          uv pip install --group releaseinfra
       - name: Build wheels
         run: |
+          source .venv/bin/activate
           python -m cibuildwheel --output-dir wheelhouse
         env:
           CIBW_SKIP: pp* cp314t* *win32 *musl*
@@ -112,6 +113,18 @@ jobs:
         with:
           path: ./wheelhouse/*.whl
           name: wheel-builds-ppc64le
+  upload_wheels_ppc64le:
+    name: Upload wheels for ppc64le
+    runs-on: ubuntu-latest
+    environment: release
+    permissions:
+      id-token: write
+    needs: ["build_wheels_ppc64le", "upload_shared_wheels"]
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          name: wheel-builds-ppc64le
+          path: wheelhouse
       - name: Publish package distributions to PyPI
         uses: pypa/gh-action-pypi-publish@release/v1
         with:
@@ -120,24 +133,25 @@ jobs:
     name: Build wheels on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
     environment: release
-    permissions:
-      id-token: write
     strategy:
       fail-fast: false
       matrix:
         os: [ubuntu-24.04-s390x]
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-python@v5
-        name: Install Python
-        with:
-          python-version: '3.12'
       - uses: dtolnay/rust-toolchain@stable
-      - name: Install cibuildwheel
+      - name: Install uv
         run: |
-          python -m pip install -U --group releaseinfra
+          python3 -m pip install --user uv==0.11.2
+      - name: Install cibuildwheel dependencies
+        run: |
+          python3 -m uv python install 3.12
+          python3 -m uv venv --python 3.12 .venv
+          source .venv/bin/activate
+          uv pip install --group releaseinfra
       - name: Build wheels
         run: |
+          source .venv/bin/activate
           python -m cibuildwheel --output-dir wheelhouse
         env:
           CIBW_SKIP: pp* cp314t* *win32 *musl*
@@ -146,6 +160,18 @@ jobs:
         with:
           path: ./wheelhouse/*.whl
           name: wheel-builds-s390x
+  upload_wheels_s390x:
+    name: Upload wheels for s390x
+    runs-on: ubuntu-latest
+    environment: release
+    permissions:
+      id-token: write
+    needs: ["build_wheels_s390x", "upload_shared_wheels"]
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          name: wheel-builds-s390x
+          path: wheelhouse
       - name: Publish package distributions to PyPI
         uses: pypa/gh-action-pypi-publish@release/v1
         with: