Merge pull request #213 from snok/sondrelg/django-v4

Add Django v4 to Python version > 3.8

Author: sondrelg

.github/workflows/testing.yml

@@ -30,39 +30,36 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [ "3.8", "3.9", "3.10" ]
+        python-version: [ "3.6", "3.7", "3.8", "3.9", "3.10" ]
         django-version: [ "2.2", "3.0", "3.1", "3.2", "4.0" ]
         drf-version: [ "3.10", "3.11", "3.12" ]
+        exclude:
+          # Django v4 drops Python 3.6, and 3.7 support
+          - django-version: 4.0
+            python-version: 3.7
+          - django-version: 4.0
+            python-version: 3.6
     steps:
-      - name: Check out repository
-        uses: actions/checkout@v2
-      - name: Set up python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
         with:
           python-version: ${{ matrix.python-version }}
-      - name: Install poetry
-        uses: snok/[email protected]
+      - uses: snok/install-poetry@v1
         with:
-          version: 1.1.6
           virtualenvs-in-project: true
       - name: Load cached venv
         id: cached-poetry-dependencies
         uses: actions/cache@v2
         with:
           path: .venv
-          key: venv-${{ runner.os }}-${{ hashFiles('**/poetry.lock') }}
-      - name: Install dependencies
-        run: poetry install
+          key: ${{ hashFiles('**/poetry.lock') }}-${{ matrix.python-version }}
+      - run: poetry env use ${{ matrix.python-version }} && poetry install --no-root
         if: steps.cached-poetry-dependencies.outputs.cache-hit != 'true'
-      - name: Install django ${{ matrix.django-version }}
-        run: |
+      - run: |
           source .venv/bin/activate
-          poetry add "Django==${{ matrix.django-version }}"
-      - name: Install DRF
-        run: |
-            source .venv/bin/activate
-            poetry add "djangorestframework==${{ matrix.drf-version }}"
-      - run: pip install pyjwt==1.7.1
+          pip install "Django==${{ matrix.django-version }}"
+          pip install "djangorestframework==${{ matrix.drf-version }}"
+          pip install pyjwt==1.7.1
       - name: Run tests
         run: |
           source .venv/bin/activate