Support multiple python versions

.github/workflows/ci.yml

@@ -0,0 +1,137 @@
+---
+name: "Unit tests and build"
+on:
+  push:
+    branches: ['**']
+  release:
+    types: [prereleased, released]
+jobs:
+  tests_and_docker_build:
+    name: 'Run unit tests'
+    runs-on: 'ubuntu-latest'
+    strategy:
+      matrix:
+        python_version:
+          - '3.7'
+          - '3.8'
+          - '3.9'
+          - '3.10'
+          - '3.11'
+    env:
+      BASE_IMAGE: "${{ vars.DOCKER_ORG }}/nansat:v1.6.0-python${{ matrix.python_version }}"
+      IMAGE_NAME: "${{ vars.DOCKER_ORG }}/geospaas"
+      latest: ${{ matrix.python_version == '3.11' && 'true' || '' }}
+    steps:
+      - name: 'Checkout repository'
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USER }}
+          password: ${{ secrets.DOCKER_PASS }}
+
+      - name: Cache Docker layers
+        uses: actions/cache@v3
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-
+
+      - name: Build testing image
+        id: docker_build
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          target: base
+          build-args: |
+            BASE_IMAGE=${{ env.BASE_IMAGE }}
+          push: false
+          load: true
+          tags: testing
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache-new
+
+      - name: 'Run tests'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: >
+             docker run --rm
+             -v "$(pwd):/src"
+             -e "GITHUB_ACTIONS=$GITHUB_ACTIONS"
+             -e "GITHUB_REF=$GITHUB_REF"
+             -e "GITHUB_SHA=$GITHUB_SHA"
+             -e "GITHUB_HEAD_REF=$GITHUB_HEAD_REF"
+             -e "GITHUB_REPOSITORY=$GITHUB_REPOSITORY"
+             -e "GITHUB_RUN_ID=$GITHUB_RUN_ID"
+             -e "GITHUB_TOKEN=$GITHUB_TOKEN"
+             testing
+             bash -c "coverage run --omit=geospaas/nansat_ingestor/tests/*,geospaas/catalog/tests/*,geospaas/vocabularies/tests/* runtests.py"
+
+      - name: 'Install Python 3.11'
+        if: ${{ env.latest }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.11'
+
+      - name: 'Upload coverage to coveralls.io'
+        if: ${{ env.latest }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: pip install coveralls && coveralls --service=github
+
+      - name: Build docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          build-args: |
+            BASE_IMAGE=${{ env.BASE_IMAGE }}
+            DJANGO_GEO_SPAAS_RELEASE=${{ github.ref_type == 'tag' && github.ref_name || '0.0.0' }}
+          push: ${{ github.ref_type == 'tag' }}
+          tags: |
+            ${{ env.IMAGE_NAME }}:${{ github.ref_name }}-python${{ matrix.python_version }}
+            ${{ env.latest && format('{0}:{1}', env.IMAGE_NAME, github.ref_name) || '' }}
+            ${{ env.IMAGE_NAME }}:latest-python${{ matrix.python_version }}
+            ${{ env.latest && format('{0}:latest', env.IMAGE_NAME) || '' }}
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache-new
+
+        # Temp fix
+        # https://github.com/docker/build-push-action/issues/252
+        # https://github.com/moby/buildkit/issues/1896
+      - name: Move cache
+        run: |
+          rm -rf /tmp/.buildx-cache
+          mv /tmp/.buildx-cache-new /tmp/.buildx-cache
+
+
+  publish_python_package:
+    name: Publish the Python package to PyPI
+    runs-on: 'ubuntu-latest'
+    needs: 'tests_and_docker_build'
+    if: github.event_name == 'release'
+    steps:
+      - name: 'Checkout repository'
+        uses: actions/checkout@v4
+
+      - name: Set up Python 3.11
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.11
+
+      - name: Build package
+        run: >
+             DJANGO_GEO_SPAAS_RELEASE="${{ github.ref_name }}"
+             python setup.py sdist
+        shell: bash
+
+      - name: Publish
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          repository_url: ${{ vars.PYPI_REPOSITORY_URL }}
+          password: ${{ secrets.PYPI_TOKEN }}
+...

tests/settings.py

@@ -82,6 +82,7 @@
     }
 }
 
+DEFAULT_AUTO_FIELD = 'django.db.models.AutoField'
 
 # Password validation
 # https://docs.djangoproject.com/en/1.11/ref/settings/#auth-password-validators