+def _extendReasonTrail(trail, source, reason=""):
+ """Extend the reason trail with noded information
+
+ The trail is extended by appending the name of the noded functionality
+ """
+ assert trail is not None
+ trail_source = "%s:%s" % (constants.OPCODE_REASON_SRC_NODED, source)
+ trail.append((trail_source, reason, utils.EpochNano()))
+
+