diff --git a/.pylintrc b/.pylintrc
index 01c0522..8b45ce1 100644
--- a/.pylintrc
+++ b/.pylintrc
@@ -3,17 +3,22 @@
 # A comma-separated list of package or module names from where C extensions may
 # be loaded. Extensions are loading into the active Python interpreter and may
 # run arbitrary code.
+extension-pkg-allow-list=
+
+# A comma-separated list of package or module names from where C extensions may
+# be loaded. Extensions are loading into the active Python interpreter and may
+# run arbitrary code. (This is an alternative name to extension-pkg-allow-list
+# for backward compatibility.)
 extension-pkg-whitelist=
 
 # Specify a score threshold to be exceeded before program exits with error.
 fail-under=10.0
 
-# Add files or directories to the blacklist. They should be base names, not
-# paths.
+# Files or directories to be skipped. They should be base names, not paths.
 ignore=CVS
 
-# Add files or directories matching the regex patterns to the blacklist. The
-# regex matches against base names, not paths.
+# Files or directories matching the regex patterns are skipped. The regex
+# matches against base names, not paths.
 ignore-patterns=
 
 # Python code to execute, usually for sys.path manipulation such as
@@ -181,7 +186,7 @@ max-nested-blocks=5
 # inconsistent-return-statements if a never returning function is called then
 # it will be considered as an explicit return statement and no message will be
 # printed.
-never-returning-functions=sys.exit
+never-returning-functions=sys.exit,argparse.parse_error
 
 
 [STRING]
@@ -227,6 +232,8 @@ single-line-if-stmt=no
 
 [VARIABLES]
 
+django-settings-module=khana.settings
+
 # List of additional names supposed to be defined in builtins. Remember that
 # you should avoid defining new builtins when possible.
 additional-builtins=
@@ -234,6 +241,9 @@ additional-builtins=
 # Tells whether unused global variables should be treated as a violation.
 allow-global-unused-variables=yes
 
+# List of names allowed to shadow builtins
+allowed-redefined-builtins=
+
 # List of strings which can identify a callback function by name. A callback
 # name must start or end with one of those strings.
 callbacks=cb_,
@@ -367,6 +377,13 @@ class-attribute-naming-style=any
 # attribute-naming-style.
 #class-attribute-rgx=
 
+# Naming style matching correct class constant names.
+class-const-naming-style=UPPER_CASE
+
+# Regular expression matching correct class constant names. Overrides class-
+# const-naming-style.
+#class-const-rgx=
+
 # Naming style matching correct class names.
 class-naming-style=PascalCase
 
@@ -455,9 +472,13 @@ variable-naming-style=snake_case
 max-spelling-suggestions=4
 
 # Spelling dictionary name. Available dictionaries: none. To make it work,
-# install the python-enchant package.
+# install the 'python-enchant' package.
 spelling-dict=
 
+# List of comma separated words that should be considered directives if they
+# appear and the beginning of a comment and should not be checked.
+spelling-ignore-comment-directives=fmt: on,fmt: off,noqa:,noqa,nosec,isort:skip,mypy:
+
 # List of comma separated words that should not be checked.
 spelling-ignore-words=
 
@@ -519,6 +540,9 @@ min-public-methods=2
 
 [CLASSES]
 
+# Warn about protected attribute access inside special methods
+check-protected-access-in-special-methods=no
+
 # List of method names used to declare (i.e. assign) instance attributes.
 defining-attr-methods=__init__,
                       __new__,
@@ -557,16 +581,17 @@ analyse-fallback-blocks=no
 # Deprecated modules which should not be used, separated by a comma.
 deprecated-modules=optparse,tkinter.tix
 
-# Create a graph of external dependencies in the given file (report RP0402 must
-# not be disabled).
+# Output a graph (.gv or any supported image format) of external dependencies
+# to the given file (report RP0402 must not be disabled).
 ext-import-graph=
 
-# Create a graph of every (i.e. internal and external) dependencies in the
-# given file (report RP0402 must not be disabled).
+# Output a graph (.gv or any supported image format) of all (i.e. internal and
+# external) dependencies to the given file (report RP0402 must not be
+# disabled).
 import-graph=
 
-# Create a graph of internal dependencies in the given file (report RP0402 must
-# not be disabled).
+# Output a graph (.gv or any supported image format) of internal dependencies
+# to the given file (report RP0402 must not be disabled).
 int-import-graph=
 
 # Force import order to recognize a module as part of the standard
diff --git a/requirements/dev.txt b/requirements/dev.txt
index 47b1c24..95ca46c 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -3,7 +3,9 @@
 black==19.10b0
 coverage==5.5
 flake8==3.9.1
+pylint==2.8.2
+pylint-django==2.4.4
 django-spaghetti-and-meatballs==0.4.2
 docutils==0.16
 pytest==6.2.4
-pytest-django==4.2.0
\ No newline at end of file
+pytest-django==4.2.0
diff --git a/setup.cfg b/setup.cfg
new file mode 100644
index 0000000..0f73868
--- /dev/null
+++ b/setup.cfg
@@ -0,0 +1,3 @@
+[flake8]
+max-line-length=100
+max-complexity=10
diff --git a/src/base/models.py b/src/base/models.py
index 8851c49..1cabe71 100644
--- a/src/base/models.py
+++ b/src/base/models.py
@@ -20,5 +20,5 @@ class Markdownizable(models.Model):
 
     def to_markdown(self):
         """Convertit le champ `content` en (Github-flavored) Markdown."""
-        
+
         return markdown.markdown(self.content)
diff --git a/src/base/tests.py b/src/base/tests.py
index efcab21..73bcb6a 100644
--- a/src/base/tests.py
+++ b/src/base/tests.py
@@ -11,6 +11,6 @@ class TestMarkdownizable(TestCase):
 
     def test_to_markdown(self):
         """Vérifie qu'un contenu Markdown est correctement convertit en HTML."""
-        m = Markdownizable(information="# Title")
+        markdown_content = Markdownizable(information="# Title")
 
-        self.assertEqual(m.to_markdown(), "<h1>Title</h1>")
+        self.assertEqual(markdown_content.to_markdown(), "<h1>Title</h1>")
diff --git a/src/communication/admin.py b/src/communication/admin.py
index c454778..888a2eb 100644
--- a/src/communication/admin.py
+++ b/src/communication/admin.py
@@ -7,6 +7,8 @@ from .models import Message
 
 @admin.register(Message)
 class MessageAdmin(admin.ModelAdmin):
+    """La classe `MessageAdmin` contrôle la gestion des messages
+    """
     list_display = ("sender", "recipient", "written_at", "is_read", "read_at")
     ordering = ("written_at", "sender")
     search_fields = ("sender", "recipient", "message_title")
diff --git a/src/communication/forms.py b/src/communication/forms.py
index 2870f30..4465aef 100644
--- a/src/communication/forms.py
+++ b/src/communication/forms.py
@@ -1,14 +1,13 @@
 """Configuration et représentation des forms liés aux messages."""
 
-from datetime import date
-
 from django import forms
 
-from people.models import Gymnast
 from .models import Message
 
 
 class MessageForm(forms.ModelForm):
+    """Formulaire de base pour la création et la modification de messages
+    """
     class Meta:
         model = Message
         fields = (
diff --git a/src/communication/models.py b/src/communication/models.py
index c12bd1e..b449b12 100644
--- a/src/communication/models.py
+++ b/src/communication/models.py
@@ -1,10 +1,23 @@
+"""Modelisation de tout ce qui touche à la communication entre utilisateurs.
+
+Cette application gère:
+
+* Les messages
+* Ah, c'est tout en fait :-)
+
+"""
 
-from django.db import models
-from django.contrib.auth.models import User
 from datetime import datetime
 
+from django.db import models
+from django.contrib.auth import get_user_model
+
 from base.models import Markdownizable
 
+
+User = get_user_model()
+
+
 class Message(Markdownizable):
     """Représente un message échangé entre deux utilisateurs.
 
diff --git a/src/communication/tests_models.py b/src/communication/tests_models.py
index da9c21a..254da67 100644
--- a/src/communication/tests_models.py
+++ b/src/communication/tests_models.py
@@ -1,12 +1,19 @@
-# coding=UTF-8
+"""Tests liés au modèle de l'application Communication"""
 
 from datetime import datetime
-from .models import Message
-from django.contrib.auth.models import User
-import pytest
 
-def test_message_tostring():
+from django.contrib.auth import get_user_model
+
+from .models import Message
+
+
+User = get_user_model()
+
+
+def test_message_to_string():
+    """Vérifie la représentation textuelle d'un message
+    """
     timing = datetime.now()
-    u = User(username='fred', password='fredpassword')
-    m = Message(sender=u, written_at=timing, title="test")
-    assert str(m) == "fred - " + str(timing) + " : test"
+    user = User(username='fred', password='fredpassword')
+    message = Message(sender=user, written_at=timing, title="test")
+    assert str(message) == "fred - " + str(timing) + " : test"
diff --git a/src/communication/urls.py b/src/communication/urls.py
index 9c958c4..a764a56 100644
--- a/src/communication/urls.py
+++ b/src/communication/urls.py
@@ -1,6 +1,6 @@
 """Définition des routes d'actions permettant de contrôler les messages et la communication."""
 
-from django.urls import path, re_path
+from django.urls import path
 
 from . import views
 
diff --git a/src/communication/views.py b/src/communication/views.py
index 4fa015a..cd3be7b 100644
--- a/src/communication/views.py
+++ b/src/communication/views.py
@@ -1,17 +1,18 @@
 """Vues et fonctions pour tout ce qui touche à la communication entre plusieurs utilisateurs."""
 
+from datetime import datetime
+
 from django.contrib.auth.decorators import login_required
-from django.contrib.auth.models import User
 from django.http import HttpResponse, HttpResponseRedirect
 from django.shortcuts import render, get_object_or_404
 from django.views.decorators.http import require_http_methods
 from django.urls import reverse
-from datetime import datetime
 
 from .forms import MessageForm
 from .models import Message
 
 
+
 @login_required
 def get_number_of_unread_message(request):
     """Récupère le nombre de messages non lus associés à l'utilisateur en session.
@@ -80,7 +81,7 @@ def delete_message(request, messageid):
     """
     try:
         message = Message.objects.get(pk=messageid)
-        
+
         if message.sender == request.user or message.recipient == request.user :
             message.delete()
         else:
@@ -103,8 +104,8 @@ def compose_message(request):
         if form.is_valid():
             form.save()
             return HttpResponseRedirect(reverse("sent_messages"))
-        else:
-            print("Invalid form")
+
+        print("Invalid form")
     else:
         form = MessageForm()