bt2: Adapt test_event.py and make it pass

[babeltrace.git] / bindings / python / bt2 / bt2 / graph.py

diff --git a/bindings/python/bt2/bt2/graph.py b/bindings/python/bt2/bt2/graph.py
index d38a0fd183f697dc82e4ebb4696b821c3d440760..c630cf0ac57a95b623bf53ae956b713607f0d36a 100644 (file)
--- a/bindings/python/bt2/bt2/graph.py
+++ b/bindings/python/bt2/bt2/graph.py
@@ -192,6 +192,15 @@ class Graph(object._SharedObject):
         assert(is_canceled >= 0)
         return is_canceled > 0
 
+    def create_output_port_message_iterator(self, output_port):
+        utils._check_type(output_port, bt2.port._OutputPort)
+        msg_iter_ptr = native_bt.port_output_message_iterator_create(self._ptr, output_port._ptr)
+
+        if msg_iter_ptr is None:
+            raise bt2.CreationError('cannot create output port message iterator')
+
+        return bt2.message_iterator._OutputPortMessageIterator(msg_iter_ptr)
+
     def __eq__(self, other):
         if type(other) is not type(self):
             return False