diff --git a/.flake8 b/.flake8
new file mode 100644
index 0000000..61d9081
--- /dev/null
+++ b/.flake8
@@ -0,0 +1,2 @@
+[flake8]
+max-line-length = 99
diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 38789f8..e7d508e 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -5,17 +5,28 @@ name: Python package
 
 on:
   push:
-    branches: [ master ]
+    branches: [master]
   pull_request:
-    branches: [ master ]
+    branches: [master]
 
 jobs:
-  build:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Setup python environment
+        uses: actions/setup-python@v3
+        with:
+          python-version: '3.9'
+      - name: Lint check
+        uses: pre-commit/action@v2.0.3
 
+  build:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [ 3.7, 3.8, 3.9 ]
+        python-version: [3.7, 3.8, 3.9]
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.gitignore b/.gitignore
index 7887cc1..7c6e19b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -129,4 +129,6 @@ dmypy.json
 .pyre/
 
 # PyCharm
-.idea/
\ No newline at end of file
+.idea/
+
+.vscode/
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 0000000..b8524a6
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,21 @@
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.1.0
+    hooks:
+      - id: check-json
+      - id: check-yaml
+      - id: end-of-file-fixer
+      - id: trailing-whitespace
+  - repo: https://github.com/pycqa/isort
+    rev: 5.10.1
+    hooks:
+      - id: isort
+        args: ['--profile', 'black', '--filter-files']
+  - repo: https://github.com/psf/black
+    rev: 21.12b0
+    hooks:
+      - id: black
+  - repo: https://gitlab.com/pycqa/flake8
+    rev: '4.0.1'
+    hooks:
+      - id: flake8
diff --git a/.prettierrc b/.prettierrc
new file mode 100644
index 0000000..fafe3a1
--- /dev/null
+++ b/.prettierrc
@@ -0,0 +1,8 @@
+{
+  "trailingComma": "es5",
+  "tabWidth": 2,
+  "useTabs": false,
+  "singleQuote": true,
+  "printWidth": 3000,
+  "bracketSpacing": true
+}
diff --git a/README.md b/README.md
index c3cb6b3..835db88 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Django ClearCache 🤠🧹💰 
+# Django ClearCache 🤠🧹💰
 
 ![License](https://img.shields.io/pypi/l/django-clearcache)
 ![Django versions](https://img.shields.io/pypi/djversions/django-clearcache)
@@ -28,7 +28,7 @@ Allows you to clear Django cache via admin UI or manage.py command.
       ```
 
 3. Add url to the main **urls.py** right above root admin url:
-   
+
        ```
        urlpatterns = [
            path('admin/clearcache/', include('clearcache.urls')),
@@ -58,6 +58,14 @@ Allows you to clear Django cache via admin UI or manage.py command.
       python manage.py clearcache cache_name
       ```
 
+## Development
+
+There is a set of pre-commit rules that is validated on GH actions, you could install by youselve and rules will be checked too by running.
+
+```
+pre-commit run --all-files
+```
+
 ## Follow me
 
 1. Check my dev blog with Python and JavaScript tutorials at [https://timonweb.com](https://timonweb.com)
diff --git a/clearcache/apps.py b/clearcache/apps.py
index d04b6b1..f704533 100644
--- a/clearcache/apps.py
+++ b/clearcache/apps.py
@@ -2,4 +2,4 @@
 
 
 class ClearcacheConfig(AppConfig):
-    name = 'clearcache'
+    name = "clearcache"
diff --git a/clearcache/management/commands/clearcache.py b/clearcache/management/commands/clearcache.py
index 6aa2b10..39d0d33 100644
--- a/clearcache/management/commands/clearcache.py
+++ b/clearcache/management/commands/clearcache.py
@@ -4,13 +4,13 @@
 
 
 class Command(BaseCommand):
-    help = 'Clears cache_id'
+    help = "Clears cache_id"
 
     def add_arguments(self, parser):
-        parser.add_argument('cache_name', nargs='?', type=str)
+        parser.add_argument("cache_name", nargs="?", type=str)
 
     def handle(self, *args, **options):
-        cache_name = options['cache_name'] or 'default'
+        cache_name = options["cache_name"] or "default"
         try:
             clear_cache(cache_name)
             self.stdout.write(self.style.SUCCESS(f'Successfully cleared "{cache_name}" cache'))
diff --git a/clearcache/templates/admin/index.html b/clearcache/templates/admin/index.html
index 620e175..4866512 100644
--- a/clearcache/templates/admin/index.html
+++ b/clearcache/templates/admin/index.html
@@ -1,18 +1,17 @@
-{% extends 'admin/index.html' %}
-
-{% block sidebar %}
-  {{ block.super }}
-  <div class="app-clear-cache module">
-    <table>
-      <caption>
-        <a href="{% url 'clearcache_admin' %}" class="section" title="Clear cache">Clear cache</a>
-      </caption>
-      <tbody>
+{% extends 'admin/index.html' %} {% block sidebar %} {{ block.super }}
+<div class="app-clear-cache module">
+  <table>
+    <caption>
+      <a href="{% url 'clearcache_admin' %}" class="section" title="Clear cache">Clear cache</a>
+    </caption>
+    <tbody>
       <tr class="model-user">
-        <th scope="row"><a href="{% url 'clearcache_admin' %}">Clear cache</a></th>
+        <th scope="row">
+          <a href="{% url 'clearcache_admin' %}">Clear cache</a>
+        </th>
         <td></td>
       </tr>
-      </tbody>
-    </table>
-  </div>
+    </tbody>
+  </table>
+</div>
 {% endblock %}
diff --git a/clearcache/templates/clearcache/admin/clearcache_form.html b/clearcache/templates/clearcache/admin/clearcache_form.html
index ec5881e..9c8062a 100644
--- a/clearcache/templates/clearcache/admin/clearcache_form.html
+++ b/clearcache/templates/clearcache/admin/clearcache_form.html
@@ -1,14 +1,11 @@
-{% extends 'admin/base_site.html' %}
-
-{% block content %}
-  <div id="content-main">
-    <h2>Clear cache</h2>
-    <form method="post" action=".">
-      {% csrf_token %}
-      {{ form.as_p }}
-      <div class="submit-row">
-        <input type="submit" class="button" name="clearcache" value="Clear cache now 💣">
-      </div>
-    </form>
-  </div>
+{% extends 'admin/base_site.html' %} {% block content %}
+<div id="content-main">
+  <h2>Clear cache</h2>
+  <form method="post" action=".">
+    {% csrf_token %} {{ form.as_p }}
+    <div class="submit-row">
+      <input type="submit" class="button" name="clearcache" value="Clear cache now 💣" />
+    </div>
+  </form>
+</div>
 {% endblock %}
diff --git a/clearcache/tests.py b/clearcache/tests.py
index 59d5d50..2ab4240 100644
--- a/clearcache/tests.py
+++ b/clearcache/tests.py
@@ -5,8 +5,8 @@
 from django.core.management import call_command
 from django.urls import reverse
 
-CACHE_KEY = 'example_cache_key'
-CACHE_VALUE = 'example_cache_value'
+CACHE_KEY = "example_cache_key"
+CACHE_VALUE = "example_cache_value"
 
 
 def test_cache_works():
@@ -25,26 +25,26 @@ def test_clears_cache_via_command_line():
     cache.set(CACHE_KEY, CACHE_VALUE, 100)
     assert cache.get(CACHE_KEY) == CACHE_VALUE, "Cache populated"
 
-    call_command('clearcache')
+    call_command("clearcache")
 
     assert cache.get(CACHE_KEY) is None, "Cache cleared"
 
 
 @pytest.mark.django_db
 def test_clear_cache_is_in_admin_index(admin_client):
-    response = admin_client.get('/admin/')
+    response = admin_client.get("/admin/")
     assert "Clear cache" in str(response.content)
 
 
 @pytest.mark.django_db
 def test_clear_cache_form_is_rendered(admin_client):
-    response = admin_client.get(reverse('clearcache_admin'))
+    response = admin_client.get(reverse("clearcache_admin"))
     assert "Clear cache now" in str(response.content), "Clear cache now button is visible"
 
 
 @pytest.mark.django_db
 def test_non_superuser_cant_access_clearcache(client):
-    response = client.get(reverse('clearcache_admin'))
+    response = client.get(reverse("clearcache_admin"))
     assert response.status_code == 302
 
 
@@ -53,8 +53,6 @@ def test_clears_cache_via_admin_ui(admin_client):
     cache.set(CACHE_KEY, CACHE_VALUE, 100)
     assert cache.get(CACHE_KEY) == CACHE_VALUE, "Cache populated"
 
-    admin_client.post(reverse('clearcache_admin'), {
-        'cache_name': 'default'
-    })
+    admin_client.post(reverse("clearcache_admin"), {"cache_name": "default"})
 
     assert cache.get(CACHE_KEY) is None, "Cache cleared"
diff --git a/clearcache/urls.py b/clearcache/urls.py
index a8928ab..43509d1 100644
--- a/clearcache/urls.py
+++ b/clearcache/urls.py
@@ -1,6 +1,7 @@
 from django.urls import path
+
 from .views import ClearCacheAdminView
 
 urlpatterns = [
-    path('', ClearCacheAdminView.as_view(), name="clearcache_admin"),
+    path("", ClearCacheAdminView.as_view(), name="clearcache_admin"),
 ]
diff --git a/clearcache/views.py b/clearcache/views.py
index 19c955f..8a4a88e 100644
--- a/clearcache/views.py
+++ b/clearcache/views.py
@@ -12,7 +12,7 @@ class ClearCacheAdminView(UserPassesTestMixin, FormView):
     form_class = ClearCacheForm
     template_name = "clearcache/admin/clearcache_form.html"
 
-    success_url = reverse_lazy('clearcache_admin')
+    success_url = reverse_lazy("clearcache_admin")
 
     def test_func(self):
         # Only super user can clear caches via admin.
@@ -24,14 +24,20 @@ def dispatch(self, request, *args, **kwargs):
 
     def form_valid(self, form):
         try:
-            cache_name = form.cleaned_data['cache_name']
+            cache_name = form.cleaned_data["cache_name"]
             clear_cache(cache_name)
-            messages.success(self.request, f"Successfully cleared '{form.cleaned_data['cache_name']}' cache")
+            messages.success(
+                self.request,
+                f"Successfully cleared '{form.cleaned_data['cache_name']}' cache",
+            )
         except Exception as err:
-            messages.error(self.request, f"Couldn't clear cache, something went wrong. Received error: {err}")
+            messages.error(
+                self.request,
+                f"Couldn't clear cache, something went wrong. Received error: {err}",
+            )
         return HttpResponseRedirect(self.success_url)
 
     def get_context_data(self, **kwargs):
         context = super().get_context_data(**kwargs)
-        context['title'] = 'Clear cache'
+        context["title"] = "Clear cache"
         return context
diff --git a/poetry.lock b/poetry.lock
index 9106af5..bbddb03 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,19 +1,18 @@
 [[package]]
-category = "dev"
-description = "Atomic file writes."
-marker = "sys_platform == \"win32\""
 name = "atomicwrites"
+version = "1.3.0"
+description = "Atomic file writes."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.3.0"
 
 [[package]]
-category = "dev"
-description = "Classes Without Boilerplate"
 name = "attrs"
+version = "19.3.0"
+description = "Classes Without Boilerplate"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "19.3.0"
 
 [package.extras]
 azure-pipelines = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "pytest-azurepipelines"]
@@ -22,21 +21,86 @@ docs = ["sphinx", "zope.interface"]
 tests = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface"]
 
 [[package]]
+name = "backports.entry-points-selectable"
+version = "1.1.1"
+description = "Compatibility shim providing selectable entry points for older implementations"
 category = "dev"
-description = "Cross-platform colored terminal text."
-marker = "sys_platform == \"win32\" or platform_system == \"Windows\""
+optional = false
+python-versions = ">=2.7"
+
+[package.dependencies]
+importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
+
+[package.extras]
+docs = ["sphinx", "jaraco.packaging (>=8.2)", "rst.linker (>=1.9)"]
+testing = ["pytest", "pytest-flake8", "pytest-cov", "pytest-black (>=0.3.7)", "pytest-mypy", "pytest-checkdocs (>=2.4)", "pytest-enabler (>=1.0.1)"]
+
+[[package]]
+name = "black"
+version = "22.1.0"
+description = "The uncompromising code formatter."
+category = "dev"
+optional = false
+python-versions = ">=3.6.2"
+
+[package.dependencies]
+click = ">=8.0.0"
+mypy-extensions = ">=0.4.3"
+pathspec = ">=0.9.0"
+platformdirs = ">=2"
+tomli = ">=1.1.0"
+typed-ast = {version = ">=1.4.2", markers = "python_version < \"3.8\" and implementation_name == \"cpython\""}
+typing-extensions = {version = ">=3.10.0.0", markers = "python_version < \"3.10\""}
+
+[package.extras]
+colorama = ["colorama (>=0.4.3)"]
+d = ["aiohttp (>=3.7.4)"]
+jupyter = ["ipython (>=7.8.0)", "tokenize-rt (>=3.2.0)"]
+uvloop = ["uvloop (>=0.15.2)"]
+
+[[package]]
+name = "cfgv"
+version = "3.3.1"
+description = "Validate configuration and produce human readable error messages."
+category = "dev"
+optional = false
+python-versions = ">=3.6.1"
+
+[[package]]
+name = "click"
+version = "8.0.4"
+description = "Composable command line interface toolkit"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+
+[package.dependencies]
+colorama = {version = "*", markers = "platform_system == \"Windows\""}
+importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
+
+[[package]]
 name = "colorama"
+version = "0.4.3"
+description = "Cross-platform colored terminal text."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "0.4.3"
 
 [[package]]
-category = "main"
-description = "A high-level Python Web framework that encourages rapid development and clean, pragmatic design."
+name = "distlib"
+version = "0.3.4"
+description = "Distribution utilities"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
 name = "django"
+version = "2.2.9"
+description = "A high-level Python Web framework that encourages rapid development and clean, pragmatic design."
+category = "main"
 optional = false
 python-versions = ">=3.5"
-version = "2.2.9"
 
 [package.dependencies]
 pytz = "*"
@@ -47,21 +111,31 @@ argon2 = ["argon2-cffi (>=16.1.0)"]
 bcrypt = ["bcrypt"]
 
 [[package]]
-category = "dev"
-description = "A platform independent file lock."
 name = "filelock"
+version = "3.0.12"
+description = "A platform independent file lock."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "3.0.12"
 
 [[package]]
+name = "identify"
+version = "2.4.12"
+description = "File identification library for Python"
 category = "dev"
-description = "Read metadata from Python packages"
-marker = "python_version < \"3.8\""
+optional = false
+python-versions = ">=3.7"
+
+[package.extras]
+license = ["ukkonen"]
+
+[[package]]
 name = "importlib-metadata"
+version = "1.4.0"
+description = "Read metadata from Python packages"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
-version = "1.4.0"
 
 [package.dependencies]
 zipp = ">=0.5"
@@ -71,90 +145,138 @@ docs = ["sphinx", "rst.linker"]
 testing = ["packaging", "importlib-resources"]
 
 [[package]]
-category = "dev"
-description = "More routines for operating on iterables, beyond itertools"
 name = "more-itertools"
+version = "8.1.0"
+description = "More routines for operating on iterables, beyond itertools"
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "8.1.0"
 
 [[package]]
+name = "mypy-extensions"
+version = "0.4.3"
+description = "Experimental type system extensions for programs checked with the mypy typechecker."
 category = "dev"
-description = "Core utilities for Python packages"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "nodeenv"
+version = "1.6.0"
+description = "Node.js virtual environment builder"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
 name = "packaging"
+version = "20.0"
+description = "Core utilities for Python packages"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "20.0"
 
 [package.dependencies]
 pyparsing = ">=2.0.2"
 six = "*"
 
 [[package]]
+name = "pathspec"
+version = "0.9.0"
+description = "Utility library for gitignore style pattern matching of file paths."
 category = "dev"
-description = "plugin and hook calling mechanisms for python"
+optional = false
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
+
+[[package]]
+name = "platformdirs"
+version = "2.5.1"
+description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
+category = "dev"
+optional = false
+python-versions = ">=3.7"
+
+[package.extras]
+docs = ["Sphinx (>=4)", "furo (>=2021.7.5b38)", "proselint (>=0.10.2)", "sphinx-autodoc-typehints (>=1.12)"]
+test = ["appdirs (==1.4.4)", "pytest (>=6)", "pytest-cov (>=2.7)", "pytest-mock (>=3.6)"]
+
+[[package]]
 name = "pluggy"
+version = "0.13.1"
+description = "plugin and hook calling mechanisms for python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.13.1"
 
 [package.dependencies]
-[package.dependencies.importlib-metadata]
-python = "<3.8"
-version = ">=0.12"
+importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
 
 [package.extras]
 dev = ["pre-commit", "tox"]
 
 [[package]]
+name = "pre-commit"
+version = "2.17.0"
+description = "A framework for managing and maintaining multi-language pre-commit hooks."
 category = "dev"
-description = "library with cross-python path, ini-parsing, io, code, log facilities"
+optional = false
+python-versions = ">=3.6.1"
+
+[package.dependencies]
+cfgv = ">=2.0.0"
+identify = ">=1.0.0"
+importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
+nodeenv = ">=0.11.1"
+pyyaml = ">=5.1"
+toml = "*"
+virtualenv = ">=20.0.8"
+
+[[package]]
 name = "py"
+version = "1.8.1"
+description = "library with cross-python path, ini-parsing, io, code, log facilities"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.8.1"
 
 [[package]]
-category = "dev"
-description = "Python parsing module"
 name = "pyparsing"
+version = "2.4.6"
+description = "Python parsing module"
+category = "dev"
 optional = false
 python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "2.4.6"
 
 [[package]]
-category = "dev"
-description = "pytest: simple powerful testing with Python"
 name = "pytest"
+version = "5.3.4"
+description = "pytest: simple powerful testing with Python"
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "5.3.4"
 
 [package.dependencies]
-atomicwrites = ">=1.0"
+atomicwrites = {version = ">=1.0", markers = "sys_platform == \"win32\""}
 attrs = ">=17.4.0"
-colorama = "*"
+colorama = {version = "*", markers = "sys_platform == \"win32\""}
+importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
 more-itertools = ">=4.0.0"
 packaging = "*"
 pluggy = ">=0.12,<1.0"
 py = ">=1.5.0"
 wcwidth = "*"
 
-[package.dependencies.importlib-metadata]
-python = "<3.8"
-version = ">=0.12"
-
 [package.extras]
-checkqa-mypy = ["mypy (v0.761)"]
+checkqa-mypy = ["mypy (==v0.761)"]
 testing = ["argcomplete", "hypothesis (>=3.56)", "mock", "nose", "requests", "xmlschema"]
 
 [[package]]
-category = "dev"
-description = "A Django plugin for pytest."
 name = "pytest-django"
+version = "3.8.0"
+description = "A Django plugin for pytest."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "3.8.0"
 
 [package.dependencies]
 pytest = ">=3.6"
@@ -164,48 +286,65 @@ docs = ["sphinx", "sphinx-rtd-theme"]
 testing = ["django", "django-configurations (>=2.0)", "six"]
 
 [[package]]
-category = "main"
-description = "World timezone definitions, modern and historical"
 name = "pytz"
+version = "2019.3"
+description = "World timezone definitions, modern and historical"
+category = "main"
 optional = false
 python-versions = "*"
-version = "2019.3"
 
 [[package]]
+name = "pyyaml"
+version = "6.0"
+description = "YAML parser and emitter for Python"
 category = "dev"
-description = "Python 2 and 3 compatibility utilities"
+optional = false
+python-versions = ">=3.6"
+
+[[package]]
 name = "six"
+version = "1.14.0"
+description = "Python 2 and 3 compatibility utilities"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "1.14.0"
 
 [[package]]
-category = "main"
-description = "Non-validating SQL parser"
 name = "sqlparse"
+version = "0.3.0"
+description = "Non-validating SQL parser"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.3.0"
 
 [[package]]
-category = "dev"
-description = "Python Library for Tom's Obvious, Minimal Language"
 name = "toml"
+version = "0.10.0"
+description = "Python Library for Tom's Obvious, Minimal Language"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.10.0"
 
 [[package]]
+name = "tomli"
+version = "2.0.1"
+description = "A lil' TOML parser"
 category = "dev"
-description = "tox is a generic virtualenv management and test command line tool"
+optional = false
+python-versions = ">=3.7"
+
+[[package]]
 name = "tox"
+version = "3.14.3"
+description = "tox is a generic virtualenv management and test command line tool"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
-version = "3.14.3"
 
 [package.dependencies]
-colorama = ">=0.4.1"
+colorama = {version = ">=0.4.1", markers = "platform_system == \"Windows\""}
 filelock = ">=3.0.0,<4"
+importlib-metadata = {version = ">=0.12,<2", markers = "python_version < \"3.8\""}
 packaging = ">=14"
 pluggy = ">=0.12.0,<1"
 py = ">=1.4.17,<2"
@@ -213,42 +352,61 @@ six = ">=1.0.0,<2"
 toml = ">=0.9.4"
 virtualenv = ">=16.0.0"
 
-[package.dependencies.importlib-metadata]
-python = "<3.8"
-version = ">=0.12,<2"
-
 [package.extras]
 docs = ["sphinx (>=2.0.0,<3)", "towncrier (>=18.5.0)", "pygments-github-lexers (>=0.0.5)", "sphinxcontrib-autoprogram (>=0.1.5)"]
 testing = ["freezegun (>=0.3.11,<1)", "pathlib2 (>=2.3.3,<3)", "pytest (>=4.0.0,<6)", "pytest-cov (>=2.5.1,<3)", "pytest-mock (>=1.10.0,<2)", "pytest-xdist (>=1.22.2,<2)", "pytest-randomly (>=1.0.0,<4)", "flaky (>=3.4.0,<4)", "psutil (>=5.6.1,<6)"]
 
 [[package]]
+name = "typed-ast"
+version = "1.5.2"
+description = "a fork of Python 2 and 3 ast modules with type comment support"
 category = "dev"
-description = "Virtual Python Environment builder"
+optional = false
+python-versions = ">=3.6"
+
+[[package]]
+name = "typing-extensions"
+version = "4.1.1"
+description = "Backported and Experimental Type Hints for Python 3.6+"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+
+[[package]]
 name = "virtualenv"
+version = "20.8.1"
+description = "Virtual Python Environment builder"
+category = "dev"
 optional = false
-python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
-version = "16.7.9"
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
+
+[package.dependencies]
+"backports.entry-points-selectable" = ">=1.0.4"
+distlib = ">=0.3.1,<1"
+filelock = ">=3.0.0,<4"
+importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
+platformdirs = ">=2,<3"
+six = ">=1.9.0,<2"
 
 [package.extras]
-docs = ["sphinx (>=1.8.0,<2)", "towncrier (>=18.5.0)", "sphinx-rtd-theme (>=0.4.2,<1)"]
-testing = ["pytest (>=4.0.0,<5)", "coverage (>=4.5.0,<5)", "pytest-timeout (>=1.3.0,<2)", "six (>=1.10.0,<2)", "pytest-xdist", "pytest-localserver", "pypiserver", "mock", "xonsh"]
+docs = ["proselint (>=0.10.2)", "sphinx (>=3)", "sphinx-argparse (>=0.2.5)", "sphinx-rtd-theme (>=0.4.3)", "towncrier (>=19.9.0rc1)"]
+testing = ["coverage (>=4)", "coverage-enable-subprocess (>=1)", "flaky (>=3)", "pytest (>=4)", "pytest-env (>=0.6.2)", "pytest-freezegun (>=0.4.1)", "pytest-mock (>=2)", "pytest-randomly (>=1)", "pytest-timeout (>=1)", "packaging (>=20.0)"]
 
 [[package]]
-category = "dev"
-description = "Measures number of Terminal column cells of wide-character codes"
 name = "wcwidth"
+version = "0.1.8"
+description = "Measures number of Terminal column cells of wide-character codes"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.1.8"
 
 [[package]]
-category = "dev"
-description = "Backport of pathlib-compatible object wrapper for zip files"
-marker = "python_version < \"3.8\""
 name = "zipp"
+version = "2.0.0"
+description = "Backport of pathlib-compatible object wrapper for zip files"
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "2.0.0"
 
 [package.dependencies]
 more-itertools = "*"
@@ -258,8 +416,9 @@ docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
 testing = ["pathlib2", "contextlib2", "unittest2"]
 
 [metadata]
-content-hash = "7cc141332e001353d73c436d87c5dbf57ea5a36849e88f91a0b47fccaca46ab0"
-python-versions = ">=3.6,<3.9"
+lock-version = "1.1"
+python-versions = ">=3.7"
+content-hash = "c348153b7f1caf9a1ac024c83fc6cd776b914eff93f573e4aa4099a86f4a343f"
 
 [metadata.files]
 atomicwrites = [
@@ -270,10 +429,51 @@ attrs = [
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 ]
+"backports.entry-points-selectable" = [
+    {file = "backports.entry_points_selectable-1.1.1-py2.py3-none-any.whl", hash = "sha256:7fceed9532a7aa2bd888654a7314f864a3c16a4e710b34a58cfc0f08114c663b"},
+    {file = "backports.entry_points_selectable-1.1.1.tar.gz", hash = "sha256:914b21a479fde881635f7af5adc7f6e38d6b274be32269070c53b698c60d5386"},
+]
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+]
+cfgv = [
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+    {file = "cfgv-3.3.1.tar.gz", hash = "sha256:f5a830efb9ce7a445376bb66ec94c638a9787422f96264c98edc6bdeed8ab736"},
+]
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+    {file = "click-8.0.4.tar.gz", hash = "sha256:8458d7b1287c5fb128c90e23381cf99dcde74beaf6c7ff6384ce84d6fe090adb"},
+]
 colorama = [
     {file = "colorama-0.4.3-py2.py3-none-any.whl", hash = "sha256:7d73d2a99753107a36ac6b455ee49046802e59d9d076ef8e47b61499fa29afff"},
     {file = "colorama-0.4.3.tar.gz", hash = "sha256:e96da0d330793e2cb9485e9ddfd918d456036c7149416295932478192f4436a1"},
 ]
+distlib = [
+    {file = "distlib-0.3.4-py2.py3-none-any.whl", hash = "sha256:6564fe0a8f51e734df6333d08b8b94d4ea8ee6b99b5ed50613f731fd4089f34b"},
+    {file = "distlib-0.3.4.zip", hash = "sha256:e4b58818180336dc9c529bfb9a0b58728ffc09ad92027a3f30b7cd91e3458579"},
+]
 django = [
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@@ -282,6 +482,10 @@ filelock = [
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 ]
+identify = [
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+    {file = "identify-2.4.12.tar.gz", hash = "sha256:3f3244a559290e7d3deb9e9adc7b33594c1bc85a9dd82e0f1be519bf12a1ec17"},
+]
 importlib-metadata = [
     {file = "importlib_metadata-1.4.0-py2.py3-none-any.whl", hash = "sha256:bdd9b7c397c273bcc9a11d6629a38487cd07154fa255a467bf704cd2c258e359"},
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@@ -290,14 +494,34 @@ more-itertools = [
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 ]
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+    {file = "mypy_extensions-0.4.3.tar.gz", hash = "sha256:2d82818f5bb3e369420cb3c4060a7970edba416647068eb4c5343488a6c604a8"},
+]
+nodeenv = [
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+    {file = "nodeenv-1.6.0.tar.gz", hash = "sha256:3ef13ff90291ba2a4a7a4ff9a979b63ffdd00a464dbe04acf0ea6471517a4c2b"},
+]
 packaging = [
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     {file = "packaging-20.0.tar.gz", hash = "sha256:fe1d8331dfa7cc0a883b49d75fc76380b2ab2734b220fbb87d774e4fd4b851f8"},
 ]
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+    {file = "pathspec-0.9.0.tar.gz", hash = "sha256:e564499435a2673d586f6b2130bb5b95f04a3ba06f81b8f895b651a3c76aabb1"},
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+    {file = "platformdirs-2.5.1.tar.gz", hash = "sha256:7535e70dfa32e84d4b34996ea99c5e432fa29a708d0f4e394bbcb2a8faa4f16d"},
+]
 pluggy = [
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     {file = "pluggy-0.13.1.tar.gz", hash = "sha256:15b2acde666561e1298d71b523007ed7364de07029219b604cf808bfa1c765b0"},
 ]
+pre-commit = [
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+    {file = "pre_commit-2.17.0.tar.gz", hash = "sha256:c1a8040ff15ad3d648c70cc3e55b93e4d2d5b687320955505587fd79bbaed06a"},
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     {file = "py-1.8.1.tar.gz", hash = "sha256:5e27081401262157467ad6e7f851b7aa402c5852dbcb3dae06768434de5752aa"},
@@ -318,6 +542,41 @@ pytz = [
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     {file = "pytz-2019.3.tar.gz", hash = "sha256:b02c06db6cf09c12dd25137e563b31700d3b80fcc4ad23abb7a315f2789819be"},
 ]
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+    {file = "PyYAML-6.0-cp36-cp36m-win_amd64.whl", hash = "sha256:07751360502caac1c067a8132d150cf3d61339af5691fe9e87803040dbc5db57"},
+    {file = "PyYAML-6.0-cp37-cp37m-macosx_10_9_x86_64.whl", hash = "sha256:819b3830a1543db06c4d4b865e70ded25be52a2e0631ccd2f6a47a2822f2fd7c"},
+    {file = "PyYAML-6.0-cp37-cp37m-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:473f9edb243cb1935ab5a084eb238d842fb8f404ed2193a915d1784b5a6b5fc0"},
+    {file = "PyYAML-6.0-cp37-cp37m-manylinux_2_17_s390x.manylinux2014_s390x.whl", hash = "sha256:0ce82d761c532fe4ec3f87fc45688bdd3a4c1dc5e0b4a19814b9009a29baefd4"},
+    {file = "PyYAML-6.0-cp37-cp37m-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl", hash = "sha256:231710d57adfd809ef5d34183b8ed1eeae3f76459c18fb4a0b373ad56bedcdd9"},
+    {file = "PyYAML-6.0-cp37-cp37m-win32.whl", hash = "sha256:c5687b8d43cf58545ade1fe3e055f70eac7a5a1a0bf42824308d868289a95737"},
+    {file = "PyYAML-6.0-cp37-cp37m-win_amd64.whl", hash = "sha256:d15a181d1ecd0d4270dc32edb46f7cb7733c7c508857278d3d378d14d606db2d"},
+    {file = "PyYAML-6.0-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:0b4624f379dab24d3725ffde76559cff63d9ec94e1736b556dacdfebe5ab6d4b"},
+    {file = "PyYAML-6.0-cp38-cp38-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:213c60cd50106436cc818accf5baa1aba61c0189ff610f64f4a3e8c6726218ba"},
+    {file = "PyYAML-6.0-cp38-cp38-manylinux_2_17_s390x.manylinux2014_s390x.whl", hash = "sha256:9fa600030013c4de8165339db93d182b9431076eb98eb40ee068700c9c813e34"},
+    {file = "PyYAML-6.0-cp38-cp38-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl", hash = "sha256:277a0ef2981ca40581a47093e9e2d13b3f1fbbeffae064c1d21bfceba2030287"},
+    {file = "PyYAML-6.0-cp38-cp38-win32.whl", hash = "sha256:d4eccecf9adf6fbcc6861a38015c2a64f38b9d94838ac1810a9023a0609e1b78"},
+    {file = "PyYAML-6.0-cp38-cp38-win_amd64.whl", hash = "sha256:1e4747bc279b4f613a09eb64bba2ba602d8a6664c6ce6396a4d0cd413a50ce07"},
+    {file = "PyYAML-6.0-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:055d937d65826939cb044fc8c9b08889e8c743fdc6a32b33e2390f66013e449b"},
+    {file = "PyYAML-6.0-cp39-cp39-macosx_11_0_arm64.whl", hash = "sha256:e61ceaab6f49fb8bdfaa0f92c4b57bcfbea54c09277b1b4f7ac376bfb7a7c174"},
+    {file = "PyYAML-6.0-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:d67d839ede4ed1b28a4e8909735fc992a923cdb84e618544973d7dfc71540803"},
+    {file = "PyYAML-6.0-cp39-cp39-manylinux_2_17_s390x.manylinux2014_s390x.whl", hash = "sha256:cba8c411ef271aa037d7357a2bc8f9ee8b58b9965831d9e51baf703280dc73d3"},
+    {file = "PyYAML-6.0-cp39-cp39-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl", hash = "sha256:40527857252b61eacd1d9af500c3337ba8deb8fc298940291486c465c8b46ec0"},
+    {file = "PyYAML-6.0-cp39-cp39-win32.whl", hash = "sha256:b5b9eccad747aabaaffbc6064800670f0c297e52c12754eb1d976c57e4f74dcb"},
+    {file = "PyYAML-6.0-cp39-cp39-win_amd64.whl", hash = "sha256:b3d267842bf12586ba6c734f89d1f5b871df0273157918b0ccefa29deb05c21c"},
+    {file = "PyYAML-6.0.tar.gz", hash = "sha256:68fb519c14306fec9720a2a5b45bc9f0c8d1b9c72adf45c37baedfcd949c35a2"},
+]
 six = [
     {file = "six-1.14.0-py2.py3-none-any.whl", hash = "sha256:8f3cd2e254d8f793e7f3d6d9df77b92252b52637291d0f0da013c76ea2724b6c"},
     {file = "six-1.14.0.tar.gz", hash = "sha256:236bdbdce46e6e6a3d61a337c0f8b763ca1e8717c03b369e87a7ec7ce1319c0a"},
@@ -331,13 +590,47 @@ toml = [
     {file = "toml-0.10.0-py2.py3-none-any.whl", hash = "sha256:235682dd292d5899d361a811df37e04a8828a5b1da3115886b73cf81ebc9100e"},
     {file = "toml-0.10.0.tar.gz", hash = "sha256:229f81c57791a41d65e399fc06bf0848bab550a9dfd5ed66df18ce5f05e73d5c"},
 ]
+tomli = [
+    {file = "tomli-2.0.1-py3-none-any.whl", hash = "sha256:939de3e7a6161af0c887ef91b7d41a53e7c5a1ca976325f429cb46ea9bc30ecc"},
+    {file = "tomli-2.0.1.tar.gz", hash = "sha256:de526c12914f0c550d15924c62d72abc48d6fe7364aa87328337a31007fe8a4f"},
+]
 tox = [
     {file = "tox-3.14.3-py2.py3-none-any.whl", hash = "sha256:806d0a9217584558cc93747a945a9d9bff10b141a5287f0c8429a08828a22192"},
     {file = "tox-3.14.3.tar.gz", hash = "sha256:06ba73b149bf838d5cd25dc30c2dd2671ae5b2757cf98e5c41a35fe449f131b3"},
 ]
+typed-ast = [
+    {file = "typed_ast-1.5.2-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:183b183b7771a508395d2cbffd6db67d6ad52958a5fdc99f450d954003900266"},
+    {file = "typed_ast-1.5.2-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:676d051b1da67a852c0447621fdd11c4e104827417bf216092ec3e286f7da596"},
+    {file = "typed_ast-1.5.2-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:bc2542e83ac8399752bc16e0b35e038bdb659ba237f4222616b4e83fb9654985"},
+    {file = "typed_ast-1.5.2-cp310-cp310-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl", hash = "sha256:74cac86cc586db8dfda0ce65d8bcd2bf17b58668dfcc3652762f3ef0e6677e76"},
+    {file = "typed_ast-1.5.2-cp310-cp310-win_amd64.whl", hash = "sha256:18fe320f354d6f9ad3147859b6e16649a0781425268c4dde596093177660e71a"},
+    {file = "typed_ast-1.5.2-cp36-cp36m-macosx_10_9_x86_64.whl", hash = "sha256:31d8c6b2df19a777bc8826770b872a45a1f30cfefcfd729491baa5237faae837"},
+    {file = "typed_ast-1.5.2-cp36-cp36m-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:963a0ccc9a4188524e6e6d39b12c9ca24cc2d45a71cfdd04a26d883c922b4b78"},
+    {file = "typed_ast-1.5.2-cp36-cp36m-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl", hash = "sha256:0eb77764ea470f14fcbb89d51bc6bbf5e7623446ac4ed06cbd9ca9495b62e36e"},
+    {file = "typed_ast-1.5.2-cp36-cp36m-win_amd64.whl", hash = "sha256:294a6903a4d087db805a7656989f613371915fc45c8cc0ddc5c5a0a8ad9bea4d"},
+    {file = "typed_ast-1.5.2-cp37-cp37m-macosx_10_9_x86_64.whl", hash = "sha256:26a432dc219c6b6f38be20a958cbe1abffcc5492821d7e27f08606ef99e0dffd"},
+    {file = "typed_ast-1.5.2-cp37-cp37m-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:c7407cfcad702f0b6c0e0f3e7ab876cd1d2c13b14ce770e412c0c4b9728a0f88"},
+    {file = "typed_ast-1.5.2-cp37-cp37m-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl", hash = "sha256:f30ddd110634c2d7534b2d4e0e22967e88366b0d356b24de87419cc4410c41b7"},
+    {file = "typed_ast-1.5.2-cp37-cp37m-win_amd64.whl", hash = "sha256:8c08d6625bb258179b6e512f55ad20f9dfef019bbfbe3095247401e053a3ea30"},
+    {file = "typed_ast-1.5.2-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:90904d889ab8e81a956f2c0935a523cc4e077c7847a836abee832f868d5c26a4"},
+    {file = "typed_ast-1.5.2-cp38-cp38-macosx_11_0_arm64.whl", hash = "sha256:bbebc31bf11762b63bf61aaae232becb41c5bf6b3461b80a4df7e791fabb3aca"},
+    {file = "typed_ast-1.5.2-cp38-cp38-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:c29dd9a3a9d259c9fa19d19738d021632d673f6ed9b35a739f48e5f807f264fb"},
+    {file = "typed_ast-1.5.2-cp38-cp38-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl", hash = "sha256:58ae097a325e9bb7a684572d20eb3e1809802c5c9ec7108e85da1eb6c1a3331b"},
+    {file = "typed_ast-1.5.2-cp38-cp38-win_amd64.whl", hash = "sha256:da0a98d458010bf4fe535f2d1e367a2e2060e105978873c04c04212fb20543f7"},
+    {file = "typed_ast-1.5.2-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:33b4a19ddc9fc551ebabca9765d54d04600c4a50eda13893dadf67ed81d9a098"},
+    {file = "typed_ast-1.5.2-cp39-cp39-macosx_11_0_arm64.whl", hash = "sha256:1098df9a0592dd4c8c0ccfc2e98931278a6c6c53cb3a3e2cf7e9ee3b06153344"},
+    {file = "typed_ast-1.5.2-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:42c47c3b43fe3a39ddf8de1d40dbbfca60ac8530a36c9b198ea5b9efac75c09e"},
+    {file = "typed_ast-1.5.2-cp39-cp39-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl", hash = "sha256:f290617f74a610849bd8f5514e34ae3d09eafd521dceaa6cf68b3f4414266d4e"},
+    {file = "typed_ast-1.5.2-cp39-cp39-win_amd64.whl", hash = "sha256:df05aa5b241e2e8045f5f4367a9f6187b09c4cdf8578bb219861c4e27c443db5"},
+    {file = "typed_ast-1.5.2.tar.gz", hash = "sha256:525a2d4088e70a9f75b08b3f87a51acc9cde640e19cc523c7e41aa355564ae27"},
+]
+typing-extensions = [
+    {file = "typing_extensions-4.1.1-py3-none-any.whl", hash = "sha256:21c85e0fe4b9a155d0799430b0ad741cdce7e359660ccbd8b530613e8df88ce2"},
+    {file = "typing_extensions-4.1.1.tar.gz", hash = "sha256:1a9462dcc3347a79b1f1c0271fbe79e844580bb598bafa1ed208b94da3cdcd42"},
+]
 virtualenv = [
-    {file = "virtualenv-16.7.9-py2.py3-none-any.whl", hash = "sha256:55059a7a676e4e19498f1aad09b8313a38fcc0cdbe4fdddc0e9b06946d21b4bb"},
-    {file = "virtualenv-16.7.9.tar.gz", hash = "sha256:0d62c70883c0342d59c11d0ddac0d954d0431321a41ab20851facf2b222598f3"},
+    {file = "virtualenv-20.8.1-py2.py3-none-any.whl", hash = "sha256:10062e34c204b5e4ec5f62e6ef2473f8ba76513a9a617e873f1f8fb4a519d300"},
+    {file = "virtualenv-20.8.1.tar.gz", hash = "sha256:bcc17f0b3a29670dd777d6f0755a4c04f28815395bca279cdcb213b97199a6b8"},
 ]
 wcwidth = [
     {file = "wcwidth-0.1.8-py2.py3-none-any.whl", hash = "sha256:8fd29383f539be45b20bd4df0dc29c20ba48654a41e661925e612311e9f3c603"},
diff --git a/pyproject.toml b/pyproject.toml
index f72a4d4..ccb102f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,7 +38,25 @@ django = ">=2.2"
 pytest-django = "^3.8.0"
 pytest = "^5.3.4"
 tox = "^3.14.3"
+black = {version = "^22.1.0", allow-prereleases = true}
 
 [build-system]
 requires = ["poetry>=0.12"]
 build-backend = "poetry.masonry.api"
+
+[tool.black]
+line-length = 99
+include = '\.pyi?$'
+exclude = '''
+/(
+    \.git
+  | \.hg
+  | \.mypy_cache
+  | \.tox
+  | \.venv
+  | _build
+  | buck-out
+  | build
+  | dist
+)/
+'''
diff --git a/test_project/settings.py b/test_project/settings.py
index fc10cae..fde7687 100644
--- a/test_project/settings.py
+++ b/test_project/settings.py
@@ -2,78 +2,77 @@
 
 BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 
-SECRET_KEY = 'secretkey'
+SECRET_KEY = "secretkey"
 
 DEBUG = True
 
 ALLOWED_HOSTS = []
 
 INSTALLED_APPS = [
-    'clearcache',
-    'django.contrib.admin',
-    'django.contrib.auth',
-    'django.contrib.contenttypes',
-    'django.contrib.sessions',
-    'django.contrib.messages',
-    'django.contrib.staticfiles',
-
+    "clearcache",
+    "django.contrib.admin",
+    "django.contrib.auth",
+    "django.contrib.contenttypes",
+    "django.contrib.sessions",
+    "django.contrib.messages",
+    "django.contrib.staticfiles",
 ]
 
 MIDDLEWARE = [
-    'django.middleware.security.SecurityMiddleware',
-    'django.contrib.sessions.middleware.SessionMiddleware',
-    'django.middleware.common.CommonMiddleware',
-    'django.middleware.csrf.CsrfViewMiddleware',
-    'django.contrib.auth.middleware.AuthenticationMiddleware',
-    'django.contrib.messages.middleware.MessageMiddleware',
-    'django.middleware.clickjacking.XFrameOptionsMiddleware',
+    "django.middleware.security.SecurityMiddleware",
+    "django.contrib.sessions.middleware.SessionMiddleware",
+    "django.middleware.common.CommonMiddleware",
+    "django.middleware.csrf.CsrfViewMiddleware",
+    "django.contrib.auth.middleware.AuthenticationMiddleware",
+    "django.contrib.messages.middleware.MessageMiddleware",
+    "django.middleware.clickjacking.XFrameOptionsMiddleware",
 ]
 
-ROOT_URLCONF = 'test_project.urls'
+ROOT_URLCONF = "test_project.urls"
 
 TEMPLATES = [
     {
-        'BACKEND': 'django.template.backends.django.DjangoTemplates',
-        'DIRS': [],
-        'APP_DIRS': True,
-        'OPTIONS': {
-            'context_processors': [
-                'django.template.context_processors.debug',
-                'django.template.context_processors.request',
-                'django.contrib.auth.context_processors.auth',
-                'django.contrib.messages.context_processors.messages',
+        "BACKEND": "django.template.backends.django.DjangoTemplates",
+        "DIRS": [],
+        "APP_DIRS": True,
+        "OPTIONS": {
+            "context_processors": [
+                "django.template.context_processors.debug",
+                "django.template.context_processors.request",
+                "django.contrib.auth.context_processors.auth",
+                "django.contrib.messages.context_processors.messages",
             ],
         },
     },
 ]
 
-WSGI_APPLICATION = 'test_project.wsgi.application'
+WSGI_APPLICATION = "test_project.wsgi.application"
 
 DATABASES = {
-    'default': {
-        'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': ':memory:',
+    "default": {
+        "ENGINE": "django.db.backends.sqlite3",
+        "NAME": ":memory:",
     }
 }
 
 AUTH_PASSWORD_VALIDATORS = [
     {
-        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
+        "NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator",
     },
     {
-        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
+        "NAME": "django.contrib.auth.password_validation.MinimumLengthValidator",
     },
     {
-        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
+        "NAME": "django.contrib.auth.password_validation.CommonPasswordValidator",
     },
     {
-        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
+        "NAME": "django.contrib.auth.password_validation.NumericPasswordValidator",
     },
 ]
 
-LANGUAGE_CODE = 'en-us'
+LANGUAGE_CODE = "en-us"
 
-TIME_ZONE = 'UTC'
+TIME_ZONE = "UTC"
 
 USE_I18N = True
 
@@ -81,11 +80,11 @@
 
 USE_TZ = True
 
-STATIC_URL = '/static/'
+STATIC_URL = "/static/"
 
 CACHES = {
-    'default': {
-        'BACKEND': 'django.core.cache.backends.locmem.LocMemCache',
-        'LOCATION': ''
+    "default": {
+        "BACKEND": "django.core.cache.backends.locmem.LocMemCache",
+        "LOCATION": "",
     }
 }
diff --git a/test_project/urls.py b/test_project/urls.py
index cb5d72b..a29146d 100644
--- a/test_project/urls.py
+++ b/test_project/urls.py
@@ -1,7 +1,7 @@
 from django.contrib import admin
-from django.urls import path, include
+from django.urls import include, path
 
 urlpatterns = [
-    path('admin/clearcache/', include('clearcache.urls')),
-    path('admin/', admin.site.urls),
+    path("admin/clearcache/", include("clearcache.urls")),
+    path("admin/", admin.site.urls),
 ]
diff --git a/test_project/wsgi.py b/test_project/wsgi.py
index 70a6a63..60a3735 100644
--- a/test_project/wsgi.py
+++ b/test_project/wsgi.py
@@ -1,4 +1,5 @@
 import os
+
 from django.core.wsgi import get_wsgi_application
 
 os.environ.setdefault("DJANGO_SETTINGS_MODULE", "test_project.settings")