chore: Post Django32 Cleanup

.github/workflows/ci.yml

@@ -5,7 +5,7 @@ on:
     branches: [master]
   pull_request:
     branches:
-      - '**'
+    - '**'
 
 jobs:
   tests:
@@ -14,12 +14,9 @@ jobs:
       matrix:
         os: [ubuntu-20.04]
         python-version: ['3.8']
-        toxenv: [django22-celery44-drflatest, django22-celery44-drf312, django22-celery50-drflatest,
-          django22-celery50-drf312, django30-celery44-drflatest, django30-celery44-drf312,
-          django30-celery50-drflatest, django30-celery50-drf312, django31-celery44-drflatest,
-          django31-celery44-drf312, django31-celery50-drflatest, django31-celery50-drf312,
-          django32-celery44-drflatest, django32-celery44-drf312, django32-celery50-drflatest,
-          django32-celery50-drf312, quality, docs]
+        toxenv: [django32-celery44-drflatest, django32-celery44-drf312, django32-celery50-drflatest,
+          django32-celery50-drf312,django40-celery44-drflatest, django40-celery44-drf312,
+          django40-celery50-drflatest, django40-celery50-drf312, quality, docs]
 
     steps:
     - uses: actions/checkout@v2
@@ -39,7 +36,7 @@ jobs:
       run: tox
 
     - name: Run coverage
-      if: matrix.python-version == '3.8' && matrix.toxenv == 'django22-celery44-drf312'
+      if: matrix.python-version == '3.8' && matrix.toxenv == 'django32-celery44-drf312'
       uses: codecov/codecov-action@v1
       with:
         flags: unittests

requirements/doc.txt

@@ -74,7 +74,7 @@ idna==3.3
     # via requests
 imagesize==1.3.0
     # via sphinx
-importlib-metadata==4.10.0
+importlib-metadata==4.10.1
     # via
     #   keyring
     #   sphinx

test_urls.py

@@ -2,7 +2,7 @@
 URLs for user_tasks test suite.
 """
 
-from django.conf.urls import url
+from django.urls import url
 from django.contrib import admin
 
 from user_tasks.urls import urlpatterns

tox.ini

@@ -1,54 +1,52 @@
 [tox]
-envlist = py38-django{22,30,31,32}-celery{44,50}-drf{312,latest},quality,docs
+envlist = py38-django{32,40}-celery{44,50}-drf{312,latest},quality,docs
 
 [testenv]
-deps =
-	django22: Django>=2.2,<2.3
-	django30: Django>=3.0,<3.1
-	django31: Django>=3.1,<3.2
-	django32: Django>=3.2,<3.3
-	drf312: djangorestframework>=3.12,<3.13
-	drflatest: djangorestframework
-	celery44: -r{toxinidir}/requirements/celery44.txt
-	celery50: -r{toxinidir}/requirements/celery50.txt
-	-r{toxinidir}/requirements/test.txt
-commands =
-	python -Wd -m pytest {posargs}
+deps = 
+    django32: Django>=3.2,<4.0
+    django40: Django>=4.0,<4.1
+    drf312: djangorestframework>=3.12,<3.13
+    drflatest: djangorestframework
+    celery44: -r{toxinidir}/requirements/celery44.txt
+    celery50: -r{toxinidir}/requirements/celery50.txt
+    -r{toxinidir}/requirements/test.txt
+commands = 
+    python -Wd -m pytest {posargs}
 
 [testenv:docs]
-allowlist_externals =
-	make
-	rm
-deps =
-	-r{toxinidir}/requirements/doc.txt
-commands =
-	doc8 --ignore-path docs/_build --ignore-path docs/rest_api.rst README.rst docs
-	rm -f docs/user_tasks.rst
-	rm -f docs/modules.rst
-	make -C docs clean
-	make -C docs html
-	python setup.py sdist bdist_wheel
-	twine check dist/*
+allowlist_externals = 
+    make
+    rm
+deps = 
+    -r{toxinidir}/requirements/doc.txt
+commands = 
+    doc8 --ignore-path docs/_build --ignore-path docs/rest_api.rst README.rst docs
+    rm -f docs/user_tasks.rst
+    rm -f docs/modules.rst
+    make -C docs clean
+    make -C docs html
+    python setup.py sdist bdist_wheel
+    twine check dist/*
 
 [testenv:quality]
-setenv=
+setenv = 
     DJANGO_SETTINGS_MODULE=test_settings
-allowlist_externals =
-	make
-	rm
-	touch
-deps =
-	-r{toxinidir}/requirements/doc.txt
-	-r{toxinidir}/requirements/quality.txt
-	-r{toxinidir}/requirements/test.txt
-commands =
-	touch tests/__init__.py
-	pylint user_tasks
-	pylint tests
-	pylint schema
-	rm tests/__init__.py
-	pycodestyle schema tests user_tasks
-	pydocstyle schema tests user_tasks
-	isort --check-only --diff --recursive schema tests user_tasks manage.py setup.py test_settings.py
-	make help
+allowlist_externals = 
+    make
+    rm
+    touch
+deps = 
+    -r{toxinidir}/requirements/doc.txt
+    -r{toxinidir}/requirements/quality.txt
+    -r{toxinidir}/requirements/test.txt
+commands = 
+    touch tests/__init__.py
+    pylint user_tasks
+    pylint tests
+    pylint schema
+    rm tests/__init__.py
+    pycodestyle schema tests user_tasks
+    pydocstyle schema tests user_tasks
+    isort --check-only --diff --recursive schema tests user_tasks manage.py setup.py test_settings.py
+    make help
 

user_tasks/__init__.py

@@ -10,4 +10,5 @@
 
 # This signal is emitted when a user task reaches any final state:
 # SUCCEEDED, FAILED, or CANCELED
-user_task_stopped = Signal(providing_args=['status'])  # pylint: disable=invalid-name
+# providing_args = ['status']
+user_task_stopped = Signal()  # pylint: disable=invalid-name

user_tasks/models.py

@@ -13,7 +13,7 @@
 from django.db.models import Q
 from django.db.models.expressions import F
 from django.utils.timezone import now
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 from model_utils.models import TimeStampedModel