ruff linting and formatting

.github/workflows/actions.yml

@@ -0,0 +1,56 @@
+name: install-and-test-workflow
+on: [push]
+jobs:
+  install-and-test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python 3.9
+      uses: actions/setup-python@v5
+      with:
+        python-version: 3.9
+    - name: Install dependencies
+      run: |
+        pip install --upgrade pip
+        pip install '.[dev]' --index-url https://gitlab.mpcdf.mpg.de/api/v4/projects/2187/packages/pypi/simple
+        pip install coverage coveralls
+    - name: Test with pytest
+      run: |
+        python -m coverage run -m pytest -sv
+    - name: Submit to coveralls
+      continue-on-error: true
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      run: |
+        coveralls --service=github
+  build-and-install:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python 3.9
+      uses: actions/setup-python@v5
+      with:
+        python-version: 3.9
+    - name: Build the package
+      run: |
+        pip install --upgrade pip
+        pip install build
+        python -m build --sdist
+    - name: Install the package
+      run: |
+        pip install dist/*.tar.gz --index-url https://gitlab.mpcdf.mpg.de/api/v4/projects/2187/packages/pypi/simple
+  ruff-linting:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: chartboost/ruff-action@v1
+        with:
+          args: "check ."
+  # to enable auto-formatting check, uncomment the following lines below
+  ruff-formatting:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: chartboost/ruff-action@v1
+        with:
+          args: "format . --check"