--- a/cubicweb/devtools/fake.py	Fri Mar 10 12:07:29 2017 +0100
+++ b/cubicweb/devtools/fake.py	Fri Mar 10 18:24:40 2017 +0100
@@ -151,8 +151,7 @@
 
     def commit(self, *args):
         self.transaction_data.clear()
-    def close(self, *args):
-        pass
+
     def system_sql(self, sql, args=None):
         pass