Update django and python, add github action

.github/workflows/action.yml

@@ -0,0 +1,64 @@
+name: Python package
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ['3.8', '3.9', '3.10', '3.11']
+        django-version: ['3.2', '4.0', '4.1', '4.2']
+    services:
+      postgres:
+        image: postgres:12
+        ports:
+        - 5432:5432
+        options: >-
+          --health-cmd=pg_isready
+          --health-interval=10s
+          --health-timeout=5s
+          --health-retries=5
+        env:
+          POSTGRES_DB: testdb
+          POSTGRES_USER: postgres
+          POSTGRES_PASSWORD: postgres
+      mysql:
+        image: mysql:8
+        ports:
+          - 3306:3306
+        options: >-
+          --health-cmd="mysqladmin ping"
+          --health-interval=10s
+          --health-timeout=5s
+          --health-retries=5
+        env:
+          MYSQL_USER: travis
+          MYSQL_PASSWORD: travis
+          MYSQL_ALLOW_EMPTY_PASSWORD: true
+          MYSQL_DATABASE: test_testdb
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v1
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Test versions Python ${{ matrix.python-version }} Django ${{ matrix.django-version }}
+        shell: bash
+        run: |
+          if [[ "${{ matrix.python-version }}" == "3.11" && "${{ matrix.django-version }}" == "3.2" ]]; then
+            echo "Skipping unsupported Python/Django combination"
+            exit 0
+          elif [[ "${{ matrix.python-version }}" == "3.11" && "${{ matrix.django-version }}" == "4.0" ]]; then
+            echo "Skipping unsupported Python/Django combination"
+            exit 0
+          fi
+          pip install Django==${{ matrix.django-version }} mysqlclient psycopg2
+          pip install flake8 pylint pytest pytest-django
+          pip install -e .
+          python setup.py test
+          ./lint.sh

AUTHORS.rst

@@ -9,4 +9,5 @@ Contributors
 | `Dylan Verheul <http://github.com/dyve>`_
 | `Grant McConnaughey <http://github.com/grantmcconnaughey>`_
 | `Luke Burden <http://github.com/lukeburden>`_
-| `James Addison <http://github.com/jaddison>`_
+| `James Addison <http://github.com/jaddison>`_
+| `Krisztian Csizmazia <http://github.com/csizmaziakiki>`_

CHANGELOG.rst

@@ -1,6 +1,13 @@
 Changelog
 =========
 
+3.4.0
+--------------------
+    - Add support for Python 3.8 - 3.11
+    - Add support for Django 4.1 and 4.2
+    - Remove support for old Django versions
+    - Remove support for old Python versions
+
 3.3.0
 --------------------
     - Django 3.x support

README.rst

@@ -2,10 +2,6 @@
 django-livefield
 ================
 
-.. image:: https://travis-ci.org/hearsaycorp/django-livefield.svg
-    :alt: Build Status
-    :target: https://travis-ci.org/hearsaycorp/django-livefield
-
 =====
 About
 =====
@@ -57,6 +53,6 @@ Pull requests welcome! To save everyone some hassle, please open an
 issue first so we can discuss your proposed change.
 
 In your PR, be sure to add your name to AUTHORS.txt and include some
-tests for your spiffy new functionality. Travis CI will green-light your
+tests for your spiffy new functionality.  CI will green-light your
 build once it passes the unit tests (``./setup.py test``) and our
 linters (``./lint.sh``).

setup.py

@@ -15,7 +15,7 @@
 
 
 install_requires = (
-    'Django>=1.11,<4',
+    'Django>=3.2,<4.3',
 )
 
 
@@ -67,26 +67,22 @@ def run_tests(self):
 
 setup(
     name='django-livefield',
-    version='3.3.0',
+    version='3.4.0',
     description='Convenient soft-deletion support for Django models',
     long_description=(
         open('README.rst').read() + '\n\n' +
         open('CHANGELOG.rst').read() + '\n\n' +
         open('AUTHORS.rst').read()),
     classifiers=[
         'Development Status :: 5 - Production/Stable',
-        'Framework :: Django',
-        'Framework :: Django :: 1.11',
-        'Framework :: Django :: 2.1',
-        'Framework :: Django :: 2.2',
-        'Framework :: Django :: 3.0',
-        'Framework :: Django :: 3.1',
-        'Programming Language :: Python :: 2',
-        'Programming Language :: Python :: 2.7',
-        'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.5',
-        'Programming Language :: Python :: 3.6',
-        'Programming Language :: Python :: 3.7',
+        'Framework :: Django :: 3.2',
+        'Framework :: Django :: 4.0',
+        'Framework :: Django :: 4.1',
+        'Framework :: Django :: 4.2',
+        'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
     ],
     keywords='python django soft-delete',
     url='https://github.com/hearsaycorp/django-livefield',

src/livefield/fields.py

@@ -1,13 +1,8 @@
 import django
 from django.db import models
 
-if django.VERSION < (2, 1):
-    BooleanField = models.NullBooleanField
-else:
-    BooleanField = models.BooleanField
 
-
-class LiveField(BooleanField):
+class LiveField(models.BooleanField):
     """Support uniqueness constraints and soft-deletion.
 
     Similar to a BooleanField, but stores False as NULL. This lets us use