Using GitHub actions for CI

.github/workflows/python-package.yml

@@ -0,0 +1,117 @@
+# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
+
+name: Python package
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [ 3.5, 3.6, 3.7, 3.8, 3.9 ]
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+      - uses: actions/cache@v2
+        with:
+          path: ~/.cache/pip
+          key: ${{ matrix.python-version }}-pip-${{ hashFiles('**/requirements.txt') }}
+          restore-keys: |
+            ${{ matrix.python-version }}-pip-
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install tox-gh-actions
+          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+      - name: Test
+        run: |
+          tox
+
+  lint:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+      - uses: actions/cache@v2
+        with:
+          path: ~/.cache/pip
+          key: ${{ matrix.python-version }}-pip-${{ hashFiles('**/requirements.txt') }}
+          restore-keys: |
+            ${{ matrix.python-version }}-pip-
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install tox-gh-actions
+          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+      - name: Lint
+        run: |
+          # stop the build if there are Python syntax errors or undefined names
+          flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+          # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
+          flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+
+  i18n:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+      - uses: actions/cache@v2
+        with:
+          path: ~/.cache/pip
+          key: ${{ matrix.python-version }}-pip-${{ hashFiles('**/requirements.txt') }}
+          restore-keys: |
+            ${{ matrix.python-version }}-pip-
+      - name: Install gettext
+        run: |
+          sudo apt-get install -y gettext-base gettext
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install django
+          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+      - name: i18n validation
+        run: |
+          tox -e i18n
+
+  release-test:
+    runs-on: ubuntu-latest
+
+    needs: [test, lint, i18n]
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+      - uses: casperdcl/deploy-pypi@v2
+        with:
+          url: https://test.pypi.org/legacy/
+          password: ${{ secrets.TEST_PYPI_API_TOKEN }}
+          build: true
+          skip_existing: true
+
+  release-production:
+    # Only upload if a tag is pushed (otherwise just build & check)
+    if: github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags')
+
+    runs-on: ubuntu-latest
+
+    needs: [test, lint, i18n, release-test]
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+      - uses: casperdcl/deploy-pypi@v2
+        with:
+          password: ${{ secrets.PYPI_API_TOKEN }}
+          build: true

requirements.txt

@@ -1,7 +1,8 @@
-# These are required to run the tests.
 Django
-flake8
+django-jinja>=2.4.1,<3
+Jinja2>=2.7.1
+transifex-client
 
-# Everything else is in a Django-version-free version
-# for TravisCI.
--r travis.txt
+flake8
+mock==1.3.0
+tox

requirements/test.txt

@@ -0,0 +1,3 @@
+flake8
+mock==4.0.3
+tox

test_settings.py

@@ -35,16 +35,6 @@
     }
 }
 
-if 'DATABASE_URL' in os.environ:
-    try:
-        import dj_database_url
-        import psycopg2
-        DATABASES['default'] = dj_database_url.config()
-    except ImportError:
-        raise ImportError('Using the DATABASE_URL variable requires '
-                          'dj-database-url and psycopg2. Try:\n\npip install '
-                          '-r travis.txt')
-
 INSTALLED_APPS = (
     'django.contrib.admin',
     'django.contrib.auth',

tox.ini

@@ -1,23 +1,30 @@
 [tox]
 envlist =
-    py{35,36,37,38}-django22
-    py{36,37,38}-django{30,31,master}
+    py35-django22
+    py{36,37,38,39}-django{22,30,31,master}
+
+[gh-actions]
+python =
+    3.5: py35
+    3.6: py36
+    3.7: py37
+    3.8: py38
+    3.9: py39
 
 [testenv]
 deps =
     django22: Django>=2.2,<2.3
-    django30: Django>=3.0,<3.1
-    django31: Django>=3.1,<3.2
-    djangomaster: https://github.com/django/django/archive/master.tar.gz
-    -rtravis.txt
-passenv = DATABASE_URL
+	django30: Django>=3.0,<3.1
+	django31: Django>=3.1,<3.2
+	djangomaster: https://github.com/django/django/archive/master.tar.gz
+	-r{toxinidir}/requirements.txt
 commands =
     ./run.sh test
 
 [testenv:i18n]
 deps =
-    Django>=3.1,<3.2
-    -rtravis.txt
+	Django>=3.1,<3.2
+	-r{toxinidir}/requirements.txt
 commands =
     ./run.sh makemessages
     ./run.sh compilemessages