fixed syntax

smash/web/models/worker.py

@@ -235,7 +235,7 @@ class Worker(models.Model):
         roles = self.roles.filter(study=study)
         if roles.count() == 0:
             return set()
-        return set(p.codename for p in roles[0].permissions.all())
+        return set([p.codename for p in roles[0].permissions.all()])
 
     def has_perm(self, codename, study):
         roles = self.roles.filter(study=study)

smash/web/views/__init__.py

@@ -44,7 +44,7 @@ def wrap_response(request, template, params):
 def extend_context(params, request):
     study = Study.get_by_id(GLOBAL_STUDY_ID)
     person = Worker.get_by_user(request.user) # None if AnonymousUser or no Worker associated
-    permissions = []
+    permissions = set()
     if person is not None:
         role = person.role
         permissions = person.get_permissions(study)