diff -r 8da3caff3291 -r 0a967180794b server/sources/pyrorql.py
--- a/server/sources/pyrorql.py	Thu Sep 29 14:46:41 2011 +0200
+++ b/server/sources/pyrorql.py	Thu Sep 29 15:28:41 2011 +0200
@@ -445,7 +445,7 @@
 
     def delete_entity(self, session, entity):
         """delete an entity from the source"""
-        if session.deleted_in_transaction (self.eid):
+        if session.deleted_in_transaction(self.eid):
             # source is being deleted, don't propagate
             self._query_cache.clear()
             return
@@ -466,7 +466,7 @@
 
     def delete_relation(self, session, subject, rtype, object):
         """delete a relation from the source"""
-        if session.deleted_in_transaction (self.eid):
+        if session.deleted_in_transaction(self.eid):
             # source is being deleted, don't propagate
             self._query_cache.clear()
             return