Use Quansight-Labs/setup-python

Author: oscarbenjamin

.github/workflows/buildwheel.yml

@@ -10,8 +10,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        # os: [ubuntu-24.04, ubuntu-24.04-arm, windows-2019, macos-13, macos-14]
-        os: [macos-14]
+        os: [ubuntu-24.04, ubuntu-24.04-arm, windows-2019, macos-13, macos-14]
 
     steps:
       - uses: actions/checkout@v4
@@ -87,15 +86,13 @@ jobs:
         os: [ubuntu-24.04, ubuntu-24.04-arm, windows-2019, macos-13, macos-14]
         # This list to be kept in sync with cibuildwheel config
         # and python-requires in pyproject.toml.
-        #
-        # It should be possible to add '3.13t' here when a newer version of
-        # actions/setup-python is available. As of v5.4.0 it cannote be used
-        # although a fix has been merged so presumably v5.5.0 or v.5.4.1 will
-        # provide this...
-        # https://github.com/actions/setup-python/pull/973
         python-version: ['3.11', '3.12', '3.13', '3.13t'] # , 'pypy3.10']
 
     steps:
+      # Quansight-labs/setup-python is needed for 3.13t until a new version of
+      # actions/setup-python (>5.4.0) is released.
+      #
+      # https://github.com/actions/setup-python/pull/973
       - uses: Quansight-Labs/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
@@ -115,43 +112,6 @@ jobs:
 
       - run: python -m flint.test --verbose
 
-  test_wheels_freethreaded_ubuntu:
-    # XXX: Remove this job and add to the matrix above when a newer version of
-    # actions/setup-python is released.
-    needs: build_wheels
-    name: Test 3.13t wheel on Ubuntu
-    runs-on: ubuntu-24.04
-
-    steps:
-      # https://github.com/actions/setup-python/issues/771
-      # deadsnakes only works for Ubuntu...
-      - uses: deadsnakes/[email protected]
-        with:
-          python-version: 3.13
-          nogil: true
-      - run: |
-          python --version --version
-          which python
-          python -c "import sysconfig; print(sysconfig.get_config_var('Py_GIL_DISABLED'))"
-          python -c "import sys; print(sys._is_gil_enabled())"
-
-      - uses: actions/download-artifact@v4
-        with:
-          name: wheels-${{ matrix.os }}
-          path: wheelhouse
-
-      - run: pip install --no-index --find-links wheelhouse python_flint
-
-      # Check if the GIL is disabled in the free-threading build after import.
-      - run: |
-          python --version --version
-          which python
-          python -c "import sysconfig; print(sysconfig.get_config_var('Py_GIL_DISABLED'))"
-          python -c "import sys; print(getattr(sys, '_is_gil_enabled', lambda: True)())"
-          python -c "import sys; import flint; print(getattr(sys, '_is_gil_enabled', lambda: True)())"
-
-      - run: python -m flint.test --verbose
-
   # On new enough Ubuntu we can build against the system deb.
   test_pip_flint_deb:
     name: Build on ${{ matrix.os }}
@@ -280,37 +240,6 @@ jobs:
       - run: pip install -r requirements-dev.txt
       - run: bin/coverage.sh
 
-  # On new enough Ubuntu we can build against the system deb.
-  test_freethreaded:
-    name: Free-threaded ${{ matrix.python-version }} on ${{ matrix.os }}
-    runs-on: ${{ matrix.os }}
-    strategy:
-      fail-fast: false
-      matrix:
-        os: [ubuntu-24.04]
-        python-version: ['3.13', '3.14-dev']
-    steps:
-      - uses: actions/checkout@v4
-      # Can't use actions/setup-python
-      # https://github.com/actions/setup-python/issues/771
-      # deadsnakes only works for Ubuntu...
-      - uses: deadsnakes/[email protected]
-        with:
-          python-version: ${{ matrix.python-version }}
-          nogil: true
-      - run: |
-          python --version --version
-          which python
-          python -c "import sysconfig; print(sysconfig.get_config_var('Py_GIL_DISABLED'))"
-          python -c "import sys; print(sys._is_gil_enabled())"
-      - run: sudo apt-get update
-      - run: sudo apt-get install libflint-dev
-      # Need Cython master until 3.1 is released
-      - run: pip install git+https://github.com/cython/cython.git@master
-      - run: pip install -r requirements-dev.txt
-      - run: pip install --no-build-isolation .
-      - run: python -m flint.test --verbose
-
   # Run SymPy test suite against python-flint master
   test_sympy:
     name: Test SymPy ${{ matrix.sympy-version }}