trino-python-client/.github/workflows/update-python-versions.yml at master · trinodb/trino-python-client · GitHub

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name: Update Python versions

on:
  schedule:
    - cron: '0 0 1 * *'  # first of each month
  workflow_dispatch:

# Prevent races between overlapping scheduled and manual runs
# on the shared bot/update-python-versions branch.
concurrency:
  group: update-python-versions

permissions:
  contents: write
  pull-requests: write

jobs:
  update-python-versions:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6

      - uses: actions/setup-python@v6
        with:
          python-version: "3.x"

      - name: Run version update script
        run: python .github/scripts/update_python_versions.py

      - name: Check for changes
        id: check_changes
        run: |
          if git diff --quiet; then
            echo "changed=false" >> $GITHUB_OUTPUT
          else
            echo "changed=true" >> $GITHUB_OUTPUT
          fi

      - name: Commit and push to bot branch
        if: steps.check_changes.outputs.changed == 'true'
        run: |
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git config user.name "github-actions[bot]"
          git checkout -B bot/update-python-versions
          git add \
            setup.py \
            tox.ini \
            .github/workflows/ci.yml \
            .github/workflows/release.yml \
            README.md \
            .pre-commit-config.yaml
          git commit -m "Update tested and supported Python versions"
          git push --force origin bot/update-python-versions

      - name: Create pull request
        if: steps.check_changes.outputs.changed == 'true'
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          EXISTING_PR=$(gh pr list --head bot/update-python-versions --json number --jq '.[0].number // empty' 2>/dev/null || echo "")
          if [ -z "$EXISTING_PR" ]; then
            gh pr create \
              --title "Update tested and supported Python versions" \
              --body "$(cat <<'EOF'
          Automated update of supported Python versions based on the [Python release cycle](https://devguide.python.org/versions/).

          > This PR was automatically created by the [Update Python versions](${{ github.server_url }}/${{ github.repository }}/actions/workflows/update-python-versions.yml) workflow.
          EOF
          )" \
              --base master \
              --head bot/update-python-versions
          else
            echo "PR #$EXISTING_PR already exists for bot/update-python-versions — branch updated in place."
          fi