Create python-publish.yml

Author: remichu-ai

.github/workflows/python-publish.yml

@@ -0,0 +1,82 @@
+name: Publish Python Package to PyPI
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-publish:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0  # Fetch all history for checking version changes
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.11'
+
+      - name: Install build dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install build twine packaging
+
+      - name: Build package
+        run: python -m build
+
+      # Add step to extract current version
+      - name: Get current version
+        id: current_version
+        run: |
+          # Try to get version from pyproject.toml first
+          if [ -f "pyproject.toml" ]; then
+            VERSION=$(grep -Po "(?<=version = \")[^\"]*" pyproject.toml)
+          # Fallback to setup.py
+          elif [ -f "setup.py" ]; then
+            VERSION=$(python setup.py --version)
+          else
+            echo "No version file found"
+            exit 1
+          fi
+          echo "version=$VERSION" >> "$GITHUB_OUTPUT"
+
+      # Check if version exists on PyPI
+      - name: Check if version exists on PyPI
+        id: check_version
+        run: |
+          # Get package name from setup.py or pyproject.toml
+          if [ -f "pyproject.toml" ]; then
+            PACKAGE_NAME=$(grep -Po "(?<=name = \")[^\"]*" pyproject.toml)
+          elif [ -f "setup.py" ]; then
+            PACKAGE_NAME=$(python setup.py --name)
+          else
+            echo "No package configuration found"
+            exit 1
+          fi
+          
+          VERSION="${{ steps.current_version.outputs.version }}"
+          
+          # Check if version already exists on PyPI
+          if pip index versions "$PACKAGE_NAME" 2>/dev/null | grep -q "^$VERSION$"; then
+            echo "Version $VERSION already exists on PyPI"
+            echo "should_publish=false" >> "$GITHUB_OUTPUT"
+          else
+            echo "Version $VERSION is new"
+            echo "should_publish=true" >> "$GITHUB_OUTPUT"
+          fi
+
+      - name: Publish to PyPI
+        if: steps.check_version.outputs.should_publish == 'true'
+        env:
+          TWINE_USERNAME: __token__
+          TWINE_PASSWORD: ${{ secrets.PYPI_API_TOKEN }}
+        run: |
+          python -m twine upload dist/*
+
+      - name: Log skip publication
+        if: steps.check_version.outputs.should_publish != 'true'
+        run: |
+          echo "Skipping publication to PyPI as version ${{ steps.current_version.outputs.version }} already exists"