diff --git a/sas/models.py b/sas/models.py
index 944b646f..c66c6498 100644
--- a/sas/models.py
+++ b/sas/models.py
@@ -78,16 +78,20 @@ class Picture(SithFile):
         # Result is cached 4s for this user
         if user.is_anonymous:
             return False
-        
+
         perm = cache.get("%d_can_view_pictures" % (user.id), False)
-        
+
         # use cache only when user is in SAS Admins or when picture is moderated
         if perm and (self.is_moderated or self.can_be_edited_by(user)):
             return perm
-        
-        perm = self.is_in_sas and (self.is_moderated or self.can_be_edited_by(user)) and user.was_subscribed
+
+        perm = (
+            self.is_in_sas
+            and (self.is_moderated or self.can_be_edited_by(user))
+            and user.was_subscribed
+        )
         cache.set("%d_can_view_pictures" % (user.id), perm, timeout=4)
-        
+
         return perm
 
     def get_download_url(self):