prepare github actions for tests, coverage report, linting, publish

.github/workflows/publish.yml

@@ -0,0 +1,41 @@
+name: Publish package
+on:
+  release:
+    types: [created]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.10'
+        architecture: 'x64'
+
+    - name: Install dependencies and package
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements.txt
+
+    - name: Build source and binary distribution package
+      run: |
+        python setup.py sdist bdist_wheel
+      env:
+        PACKAGE_VERSION: ${{ github.ref }}
+
+    - name: Check distribution package
+      run: |
+        twine check dist/*
+
+    - name: Publish distribution package
+      run: |
+        twine upload dist/*
+      env:
+        TWINE_REPOSITORY: ${{ secrets.PYPI_REPOSITORY }}
+        TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
+        TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+        TWINE_NON_INTERACTIVE: yes

.github/workflows/test.yml

@@ -0,0 +1,64 @@
+name: Run linter and tests
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version:
+          - '3.7'
+          - '3.8'
+          - '3.9'
+          - '3.10'
+        django-version:
+          - '3.2'
+        djangorestframework-version:
+          - '3.10'
+          - '3.11'
+          - '3.12'
+        exclude:
+          - django-version: '3.1'
+            djangorestframework-version: '3.10'
+          - django-version: '3.2'
+            djangorestframework-version: '3.10'
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install dependencies and package
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+          pip install django~=${{ matrix.django-version }}.0
+          pip install djangorestframework~=${{ matrix.djangorestframework-version }}.0
+
+      - name: Lint with flake8
+        run: |
+          # stop the build if there are Python syntax errors or undefined names
+          flake8 './drf_attachments' --count --select=E9,F63,F7,F82 --show-source --statistics
+          # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
+          flake8 './drf_attachments' --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+
+      - name: Run tests with coverage
+        run: |
+          # prepare Django project: link all necessary data from the test project into the root directory
+          # Hint: Simply changing the directory does not work (leads to missing files in coverage report)
+          ln -s ./tests/core core
+          ln -s ./tests/testapp testapp
+          ln -s ./tests/manage.py manage.py
+
+          # run tests with coverage
+          coverage run \
+            --source='./drf_attachments' \
+            manage.py test
+          coverage xml
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v3

requirements.txt

@@ -2,9 +2,14 @@
 -e .
 
 # Development dependencies
+flake8>=3.9,<3.10
+codecov>=2.1,<2.2
+setuptools>=42
+wheel>=0.37
+twine>=3.4
 
 # Linters and formatters
-pre-commit>=2.20,<2.21
+pre-commit>=2.17.0,<2.18
 isort>=5.10,<5.11
 black>=22.6.0,<22.7