Use the AppConfig class

bda/apps.py

@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class BdAConfig(AppConfig):
+    name = "bda"
+    verbose_name = "Gestion des tirages du BdA"

bds/apps.py

@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class BDSConfig(AppConfig):
+    name = "bds"
+    verbose_name = "Application de gestion du BDS"

cof/apps.py

@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class COFConfig(AppConfig):
+    name = "cof"
+    verbose_name = "Application de gestion du COF"

gestioCOF/settings_dev.py

@@ -42,12 +42,12 @@ INSTALLED_APPS = (
     'bootstrapform',
     'channels',
     'widget_tweaks',
-    'bda',
-    'bds',
-    'cof',
-    'gestion',
-    'kfet',
     'custommail',
+    'bda.apps.BdAConfig',
+    'bds.apps.BDSConfig',
+    'cof.apps.COFConfig',
+    'gestion.apps.GestionConfig',
+    'kfet.apps.KFetConfig',
 )
 
 MIDDLEWARE_CLASSES = (

gestion/apps.py

@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class GestionConfig(AppConfig):
+    name = "gestion"
+    verbose_name = "Gestion des outils communs COF/BDS"

kfet/apps.py

@@ -1,11 +1,6 @@
-# -*- coding: utf-8 -*-
-
-from __future__ import (absolute_import, division,
-                        print_function, unicode_literals)
-from builtins import *
-
 from django.apps import AppConfig
 
+
 class KFetConfig(AppConfig):
     name = 'kfet'
     verbose_name = "Application K-Fêt"