optional ignored metadata

technige · technige · commit 17d3f58f1a4d · 2015-10-15T11:33:16.000+01:00
diff --git a/neo4j/connection.py b/neo4j/connection.py
@@ -192,7 +192,7 @@ def on_success(self, metadata):
     def on_failure(self, metadata):
         pass
 
-    def on_ignored(self, metadata):
+    def on_ignored(self, metadata=None):
         pass
 
 
