Add linting to CI

.github/workflows/code-quality.yml

@@ -22,6 +22,8 @@ jobs:
       matrix:
         toxenv:
           - isort
+          - black
+          - flake8
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5

manage.py

@@ -2,8 +2,8 @@
 import os
 import sys
 
-if __name__ == '__main__':
-    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'testsettings')
+if __name__ == "__main__":
+    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "testsettings")
 
     from django.core.management import execute_from_command_line
 

testsettings.py

@@ -1,23 +1,24 @@
-
 DATABASES = {
-    'default': {
-        'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': ':memory:',
+    "default": {
+        "ENGINE": "django.db.backends.sqlite3",
+        "NAME": ":memory:",
     }
 }
 
-ALLOWED_HOSTS = ['example.com',]
+ALLOWED_HOSTS = [
+    "example.com",
+]
 
 INSTALLED_APPS = [
-    'django.contrib.sites',
-    'regex_redirects',
+    "django.contrib.sites",
+    "regex_redirects",
 ]
 
 SECRET_KEY = "notimportant"
 
 APPEND_SLASH = False
 
-MIDDLEWARE = ['regex_redirects.middleware.RedirectFallbackMiddleware']
+MIDDLEWARE = ["regex_redirects.middleware.RedirectFallbackMiddleware"]
 
 SITE_ID = 1
 

tox.ini

@@ -3,6 +3,8 @@ envlist =
     py{38,39,310}-django{32,42}
     py3{11,12}-django{41,42}
     isort
+    black
+    flake8
 skip_missing_interpreters = true
 
 [gh-actions]
@@ -24,3 +26,18 @@ deps=
   django42: Django~=4.2.0
 commands =
   python manage.py test regex_redirects
+
+[testenv:isort]
+extras = tests
+skipsdist = True
+commands = isort --check-only --diff .
+
+[testenv:black]
+extras = tests
+skipsdist = True
+commands = black --check regex_redirects testsettings.py manage.py
+
+[testenv:flake8]
+extras = tests
+skipsdist = True
+commands = flake8 .