core -- Fix flake8 errors

gestioncof/apps.py

@@ -6,7 +6,7 @@ class GestioncofConfig(AppConfig):
     verbose_name = "Gestion des adhérents du COF"
 
     def ready(self):
-        from . import signals
+        from . import signals  # noqa
 
         self.register_config()
 

gestioncof/decorators.py

@@ -5,7 +5,7 @@ def is_cof(user):
     try:
         profile = user.profile
         return profile.is_cof
-    except:
+    except Exception:
         return False
 
 
@@ -16,7 +16,7 @@ def is_buro(user):
     try:
         profile = user.profile
         return profile.is_buro
-    except:
+    except Exception:
         return False
 
 

gestioncof/shared.py

@@ -2,8 +2,6 @@ from django.conf import settings
 from django.contrib.sites.models import Site
 from django_cas_ng.backends import CASBackend
 
-from gestioncof.models import CofProfile
-
 
 class COFCASBackend(CASBackend):
     def clean_username(self, username):