Import optimisation

RIGS/tests/test_models.py

@@ -1,13 +1,12 @@
-import pytz
-from reversion import revisions as reversion
-from django.conf import settings
-from django.core.exceptions import ValidationError
-from django.test import TestCase
-from RIGS import models
-from versioning import versioning
 from datetime import date, timedelta, datetime, time
 from decimal import *
-from PyRIGS.tests.base import create_browser
+
+import pytz
+from django.conf import settings
+from django.test import TestCase
+from reversion import revisions as reversion
+
+from RIGS import models
 
 
 class ProfileTestCase(TestCase):