61 make python bindings for tsalign

.github/workflows/ci.yml

@@ -2,6 +2,7 @@ name: Tests and Lints
 
 on:
   push:
+  pull_request:
 
 env:
   RUSTFLAGS: "-Dwarnings"

.github/workflows/python.yml

@@ -0,0 +1,153 @@
+name: Build (and publish) python wheels
+
+on:
+  push:
+    branches:
+      - main
+      - '*python*'
+    tags:
+      - '*'
+  pull_request:
+  workflow_dispatch:  
+
+permissions:
+  contents: read
+
+jobs:
+  linux:
+    runs-on: ${{ matrix.platform.runner }}
+    strategy:
+      matrix:
+        platform:
+          - runner: ubuntu-22.04
+            target: x86_64
+          - runner: ubuntu-22.04
+            target: aarch64
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: 3.x
+      - name: Build wheels
+        uses: PyO3/maturin-action@v1
+        with:
+          working-directory: python_bindings
+          target: ${{ matrix.platform.target }}
+          args: --release --out dist --find-interpreter
+          sccache: ${{ !startsWith(github.ref, 'refs/tags/') }}
+          manylinux: auto
+      - name: Upload wheels
+        uses: actions/upload-artifact@v4
+        with:
+          name: wheels-linux-${{ matrix.platform.target }}
+          path: python_bindings/dist
+
+  windows:
+    runs-on: ${{ matrix.platform.runner }}
+    strategy:
+      matrix:
+        platform:
+          - runner: windows-latest
+            target: x64
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: 3.x
+          architecture: ${{ matrix.platform.target }}
+      - name: Build wheels
+        uses: PyO3/maturin-action@v1
+        with:
+          working-directory: python_bindings
+          target: ${{ matrix.platform.target }}
+          args: --release --out dist --find-interpreter
+          sccache: ${{ !startsWith(github.ref, 'refs/tags/') }}
+      - name: Upload wheels
+        uses: actions/upload-artifact@v4
+        with:
+          name: wheels-windows-${{ matrix.platform.target }}
+          path: python_bindings/dist
+
+  macos:
+    runs-on: ${{ matrix.platform.runner }}
+    strategy:
+      matrix:
+        platform:
+          - runner: macos-13
+            target: x86_64
+          - runner: macos-14
+            target: aarch64
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: 3.x
+      - name: Build wheels
+        uses: PyO3/maturin-action@v1
+        with:
+          working-directory: python_bindings
+          target: ${{ matrix.platform.target }}
+          args: --release --out dist --find-interpreter
+          sccache: ${{ !startsWith(github.ref, 'refs/tags/') }}
+      - name: Upload wheels
+        uses: actions/upload-artifact@v4
+        with:
+          name: wheels-macos-${{ matrix.platform.target }}
+          path: python_bindings/dist
+
+  sources:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build sdist
+        uses: PyO3/maturin-action@v1
+        with:
+          working-directory: python_bindings
+          command: sdist
+          args: --out dist
+      - name: Upload sdist
+        uses: actions/upload-artifact@v4
+        with:
+          name: wheels-sdist
+          path: python_bindings/dist
+
+  release:
+    name: Release
+    if: ${{ startsWith(github.ref, 'refs/tags/python_bindings-v') }}
+    runs-on: ubuntu-latest
+    needs: [linux, windows, macos, sources]
+    permissions:
+      id-token: write
+      contents: write
+      attestations: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Check Versions
+        id: versions
+        shell: bash
+        run: |
+          tag="${GITHUB_REF##*/}"
+          tag_version="${tag#*-v}"
+          cargo_version=$(grep '^version' python_bindings/Cargo.toml | head -1 | sed 's/version = "\(.*\)"/\1/')
+          if [ "$cargo_version" != "$tag_version" ]; then
+            echo "Versions mismatch: tag specifies $tag_version, but crate has version $cargo_version"
+            exit 1
+          fi
+      - name: Get artifacts
+        uses: actions/download-artifact@v4
+      - name: Generate artifact attestation
+        uses: actions/attest-build-provenance@v2
+        with:
+          subject-path: 'wheels-*/*'
+      - name: Publish to PyPI
+        if: ${{ startsWith(github.ref, 'refs/tags/') }}
+        env:
+          TWINE_PASSWORD: ${{ secrets.PYPI_API_TOKEN }}
+        run: |
+          pip install twine
+          twine upload \
+            --non-interactive \
+            --username __token__ \
+            --repository pypi  \
+            wheels-*/*