MNT: Create and test universal wheels

.github/workflows/test.yml

@@ -1,4 +1,4 @@
-name: Test suite
+name: Build, test, deploy
 
 on:
   push:
@@ -18,9 +18,9 @@ defaults:
   run:
     shell: bash -el {0}
 
-# Commented sections to be uncommented once CI is active
 jobs:
   test:
+    name: Test repo install
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
@@ -68,3 +68,87 @@ jobs:
       - name: Test
         run: pytest --pyargs gradunwarp --cov gradunwarp
         working-directory: /tmp
+
+  build:
+    name: Build packages
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Build sdist and wheel
+        run: pipx run build
+      - name: Check packages
+        run: pipx run twine check dist/*
+      - uses: actions/upload-artifact@v4
+        with:
+          name: dist
+          path: ./dist/*
+
+  test-dist:
+    name: Test package install
+    needs: [build]
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ['ubuntu-latest', 'macos-13', 'macos-latest', 'windows-latest']
+        python: 
+          - ['conda', '2.7']
+          - ['native', '3']
+        package: ['sdist', 'wheel']
+        exclude:
+          # macos-latest is now exclusively aarch64, and there's no Python 2 package
+          - os: macos-latest
+            python: ['conda', '2.7']
+
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          name: dist
+          path: ./dist
+
+      - name: Set up Python ${{ matrix.python[1] }} (native)
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python[1] }}
+          allow-prereleases: true
+        if: matrix.python[0] == 'native'
+      - name: Set up Python ${{ matrix.python[1] }} (miniconda)
+        uses: conda-incubator/setup-miniconda@v2
+        with:
+          miniforge-version: latest
+          python-version: ${{ matrix.python[1] }}
+        if: matrix.python[0] == 'conda'
+
+      - name: Install sdist
+        run: pip install dist/*.tar.gz
+        if: matrix.package == 'sdist'
+      - name: Install wheel
+        run: pip install dist/*.whl
+        if: matrix.package == 'wheel'
+
+      - name: Check gradunwarp version
+        shell: bash -el -c python {0}
+        run: |
+          from gradunwarp.core.globals import VERSION
+          print(VERSION)
+
+      - name: Install pytest
+        run: pip install pytest
+      - name: Run tests
+        run: pytest -v --pyargs gradunwarp
+
+  publish:
+    name: Upload to PyPI
+    runs-on: ubuntu-latest
+    environment: "Package deployment"
+    needs: [test, test-dist]
+    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/')
+    permissions:
+      id-token: write
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          path: dist/
+      - uses: pypa/gh-action-pypi-publish@release/v1

pyproject.toml

@@ -1,13 +1,5 @@
 [build-system]
-requires = [
-  "setuptools",
-  # Numpy 1.25 allows back-compiling and supports 3.9
-  "numpy>=1.25; python_version >= '3.9'",
-  # Last version to support 3.6-3.8
-  "numpy==1.19; python_version > '3.0' and python_version < '3.9'",
-  # Last version to support 2.7
-  "numpy==1.16; python_version < '3.0'",
-]
+requires = ["setuptools"]
 build-backend = "setuptools.build_meta"
 
 [tool.bumpver]
@@ -33,9 +25,5 @@ push = false
     "^VERSION = '{version}'"
 ]
 
-[tool.cibuildwheel]
-# Do not bother building pypy wheels
-skip = "pp*"
-
 [tool.ruff.extend-per-file-ignores]
 "*/__init__.py" = ["F401"]

setup.cfg

@@ -25,9 +25,11 @@ packages = find:
 install_requires =
   nibabel >= 3.2.1; python_version >= '3.0'
   nibabel >= 2.0; python_version < '3.0'
-  numpy>=1.26.0b1; python_version > '3.11'
-  numpy; python_version <= '3.11'
+  numpy
   scipy
 
 [options.package_data]
 gradunwarp.core.tests = data/*
+
+[bdist_wheel]
+universal = 1