Update workflow to release spannerlib-python to PyPI

.github/workflows/build-shared-spanner-lib.yml

@@ -0,0 +1,67 @@
+name: Build Shared SpannerLib
+
+on:
+  workflow_call:
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    name: Build ${{ matrix.target }}
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 10
+    strategy:
+      matrix:
+        go-version: ['1.25.x']
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        include:
+          - os: ubuntu-latest
+            target: linux
+          - os: macos-latest
+            target: macos
+          - os: windows-latest
+            target: windows
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Go
+      uses: actions/setup-go@v5
+      with:
+        go-version: ${{ matrix.go-version }}
+        cache: true
+
+    - name: Install Dependencies (Linux)
+      if: matrix.target == 'linux'
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y gcc-aarch64-linux-gnu
+
+    - name: Build Binaries
+      shell: bash
+      run: |
+        cd spannerlib/shared
+        if [ "${{ matrix.target }}" == "linux" ]; then
+          export SKIP_MACOS=true
+          export SKIP_WINDOWS=true
+          # Enable ARM64 build
+          export BUILD_LINUX_ARM64=true
+          export CC_LINUX_ARM64=aarch64-linux-gnu-gcc
+        elif [ "${{ matrix.target }}" == "macos" ]; then
+          export SKIP_LINUX=true
+          export SKIP_WINDOWS=true
+          # Enable AMD64 build (if possible)
+          export BUILD_MACOS_AMD64=true
+        elif [ "${{ matrix.target }}" == "windows" ]; then
+          export SKIP_LINUX=true
+          export SKIP_MACOS=true
+        fi
+        ./build-binaries.sh
+
+    - name: Upload Artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: spannerlib-binaries-${{ matrix.target }}
+        path: spannerlib/shared/binaries/

.github/workflows/python-spanner-lib-wrapper-lint.yml

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+name: Python Wrapper Lint
+
+on:
+  push:
+    branches: [ "main" ]
+    paths:
+      - 'spannerlib/wrappers/spannerlib-python/**'
+  pull_request:
+    branches: [ "main" ]
+    paths:
+      - 'spannerlib/wrappers/spannerlib-python/**'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: spannerlib/wrappers/spannerlib-python/spannerlib-python
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.10'
+        cache: 'pip'
+
+    - name: Install Nox
+      run: pip install nox
+
+    - name: Run Lint
+      run: nox -s lint

.github/workflows/python-spanner-lib-wrapper-system-tests.yml

@@ -0,0 +1,48 @@
+name: Python Wrapper System Tests on Emulator
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  system-tests:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        python-version: ['3.10', '3.11', '3.12', '3.13', '3.14']
+    defaults:
+      run:
+        working-directory: spannerlib/wrappers/spannerlib-python/spannerlib-python
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Go
+      uses: actions/setup-go@v5
+      with:
+        go-version: '1.25.x'
+
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+        cache: 'pip'
+
+    - name: Install Nox
+      run: pip install nox
+
+    - name: Run System Tests
+      env:
+        SPANNER_EMULATOR_HOST: localhost:9010
+      shell: bash
+      run: |
+        docker run -d -p 9010:9010 -p 9020:9020 gcr.io/cloud-spanner-emulator/emulator
+        sleep 10
+        nox -s system-${{ matrix.python-version }}

.github/workflows/python-spanner-lib-wrapper-unit-tests.yml

@@ -0,0 +1,38 @@
+name: Python Wrapper Unit Tests
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  unit-tests:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: spannerlib/wrappers/spannerlib-python/spannerlib-python
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Go
+      uses: actions/setup-go@v5
+      with:
+        go-version: '1.25.x'
+
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.10'
+        cache: 'pip'
+
+    - name: Install Nox
+      run: pip install nox
+
+    - name: Run Unit Tests
+      run: nox -s unit-3.10

.github/workflows/release-python-spanner-lib-wrapper.yml

@@ -0,0 +1,83 @@
+name: Build and Release Python Wrapper
+
+on:
+  workflow_dispatch:
+
+permissions:
+  id-token: write
+  contents: read
+
+jobs:
+  build-shared-lib:
+    uses: ./.github/workflows/build-shared-spanner-lib.yml
+
+  build-and-publish-wrapper:
+    needs: build-shared-lib
+    runs-on: ubuntu-latest
+    environment:
+      name: pypi
+      url: https://pypi.org/p/spannerlib-python
+    timeout-minutes: 10
+    permissions:
+      id-token: write
+      contents: read
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Download Shared Library Artifacts
+        uses: actions/download-artifact@v4
+        with:
+          path: binaries
+          pattern: spannerlib*
+          merge-multiple: true
+
+      - name: Display Downloaded Files
+        run: ls -R binaries
+
+      - name: Copy Binaries to Lib
+        run: |
+          mkdir -p spannerlib/wrappers/spannerlib-python/spannerlib-python/google/cloud/spannerlib/internal/lib
+          cp -r binaries/* spannerlib/wrappers/spannerlib-python/spannerlib-python/google/cloud/spannerlib/internal/lib/
+          ls -R spannerlib/wrappers/spannerlib-python/spannerlib-python/google/cloud/spannerlib/internal/lib
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.10'
+          cache: 'pip'
+
+      - name: Install Build Dependencies
+        run: pip install build twine
+
+      - name: Build Wheel
+        run: |
+          cd spannerlib/wrappers/spannerlib-python/spannerlib-python
+          python -m build
+
+      - name: Check Wheels
+        run: twine check spannerlib/wrappers/spannerlib-python/spannerlib-python/dist/*
+
+      - name: Verify Installation
+        run: |
+          # Create a fresh virtual environment
+          python -m venv test-env
+          source test-env/bin/activate
+
+          # Install the built wheel
+          pip install spannerlib/wrappers/spannerlib-python/spannerlib-python/dist/*.whl
+
+          # Verify import
+          python -c "import google.cloud.spannerlib; print('Successfully imported wrapper from:', google.cloud.spannerlib.__file__)"
+
+      - name: Upload Wheel Artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: python-wheels
+          path: spannerlib/wrappers/spannerlib-python/spannerlib-python/dist/*
+
+      - name: Publish to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          packages-dir: spannerlib/wrappers/spannerlib-python/spannerlib-python/dist/
+          verbose: true