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-rw-r--r--archaeological_files/models.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/archaeological_files/models.py b/archaeological_files/models.py
index 90f60fe64..c3d950d3e 100644
--- a/archaeological_files/models.py
+++ b/archaeological_files/models.py
@@ -21,6 +21,7 @@ import datetime
from django.conf import settings
from django.contrib.gis.db import models
+from django.db.models import Q, Count, Sum
from django.utils.translation import ugettext_lazy as _, ugettext
from ishtar_common.models import GeneralType, BaseHistorizedItem, \