Minor simplificatons after code review

bda/tests/test_views.py

@@ -50,10 +50,12 @@ class BdATestHelpers:
         ]
 
     def require_custommails(self):
-        from gestioncof.management.commands import syncmails
-        syncmails.load_from_file()
+        from django.core.management import call_command
+        call_command("syncmails")
 
-    def check_restricted_access(self, url, validate_user=user_is_cof, redirect_url=None):
+    def check_restricted_access(self, url,
+                                validate_user=user_is_cof,
+                                redirect_url=None):
         def craft_redirect_url(user):
             if redirect_url:
                 return redirect_url
@@ -80,7 +82,7 @@ class TestBdAViews(BdATestHelpers, TestCase):
         patcher_messages.start()
         self.addCleanup(patcher_messages.stop)
         # Set up the helpers
-        BdATestHelpers.setUp(self)
+        super().setUp()
         # Some BdA stuff
         self.tirage = Tirage.objects.create(
             title="Test tirage",