diff --git a/gestion/admin.py b/gestion/admin.py
index 40d5d75..211a3ac 100644
--- a/gestion/admin.py
+++ b/gestion/admin.py
@@ -15,6 +15,7 @@ from calendrier.models import Event
 
 class UserProfileInline(admin.StackedInline):
     """Affichage du profil ernestophone dans la vue UserAdmin"""
+
     model = ErnestoUser
 
 
@@ -24,10 +25,12 @@ def ProfileInfo(field, short_description, boolean=False):
             return getattr(self.profile, field)
         except ErnestoUser.DoesNotExist:
             return ""
+
     getter.short_description = short_description
     getter.boolean = boolean
     return getter
 
+
 User.profile_phone = ProfileInfo("phone", "Telephone")
 User.profile_instru = ProfileInfo("instru", "Instrument joué")
 User.profile_is_ern = ProfileInfo("is_ernesto", "Ernestophoniste")
@@ -42,20 +45,32 @@ class UserProfileAdmin(UserAdmin):
     d'édition des comptes et événements mais il ne peuvent pas en créer via
     l'interface admin.
     """
-    list_display = ['username', 'first_name', 'last_name', 'email',
-                    'profile_phone', 'profile_instru', 'profile_is_ern',
-                    'profile_is_chef']
-    list_display_links = ['username', 'email', 'first_name', 'last_name']
-    list_filter = ['profile__instru']
-    ordering = ['username']
-    search_fields = ['username', 'first_name', 'last_name', 'profile__phone',
-                     'profile__instru']
+
+    list_display = [
+        "username",
+        "first_name",
+        "last_name",
+        "email",
+        "profile_phone",
+        "profile_instru",
+        "profile_is_ern",
+        "profile_is_chef",
+    ]
+    list_display_links = ["username", "email", "first_name", "last_name"]
+    list_filter = ["profile__instru"]
+    ordering = ["username"]
+    search_fields = [
+        "username",
+        "first_name",
+        "last_name",
+        "profile__phone",
+        "profile__instru",
+    ]
     inlines = [UserProfileInline]
 
     staff_fieldsets = [
-        ('Général', {'fields': ['username', 'password', 'first_name',
-                                'last_name']}),
-        ('Permissions', {'fields': ['is_active']})
+        ("Général", {"fields": ["username", "password", "first_name", "last_name"]}),
+        ("Permissions", {"fields": ["is_active"]}),
     ]
 
     def get_fieldsets(self, request, user=None):
@@ -77,9 +92,11 @@ class UserProfileAdmin(UserAdmin):
         if created:
             # Si le groupe vient d'être créé :
             # On associe les bonnes permissions au groupe Chef
-            perms = [('change_user', 'auth', 'user'),
-                     ('change_event', 'calendrier', 'event'),
-                     ('change_ernestouser', 'gestion', 'ernestouser')]
+            perms = [
+                ("change_user", "auth", "user"),
+                ("change_event", "calendrier", "event"),
+                ("change_ernestouser", "gestion", "ernestouser"),
+            ]
             for nat_key in perms:
                 perm = Permission.objects.get_by_natural_key(*nat_key)
                 chef_group.permissions.add(perm)