X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2FNodePath.py;h=ec84a8b08bab281a56bc0bf2c1ae5315fd0c6133;hb=ada7009a3c826430e83a29c31bdf9a5973986ad9;hp=8ee29b234d383325c9a55430af2b4e93fa00b8a9;hpb=cf561a6e3d4c4fbd78ab6c9d0a9aa817bb3300fc;p=csit.git

diff --git a/resources/libraries/python/NodePath.py b/resources/libraries/python/NodePath.py
index 8ee29b234d..ec84a8b08b 100644
--- a/resources/libraries/python/NodePath.py
+++ b/resources/libraries/python/NodePath.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2016 Cisco and/or its affiliates.
+# Copyright (c) 2018 Cisco and/or its affiliates.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at:
@@ -93,12 +93,13 @@ class NodePath(object):
     def compute_path(self, always_same_link=True):
         """Compute path for added nodes.
 
+        .. note:: First add at least two nodes to the topology.
+
         :param always_same_link: If True use always same link between two nodes
-        in path. If False use different link (if available) between two
-        nodes if one link was used before.
+            in path. If False use different link (if available)
+            between two nodes if one link was used before.
         :type always_same_link: bool
-
-        .. note:: First add at least two nodes to the topology.
+        :raises RuntimeError: If not enough nodes for path.
         """
         nodes = self._nodes
         if len(nodes) < 2:
@@ -150,8 +151,7 @@ class NodePath(object):
         """
         if not self._path_iter:
             return None, None
-        else:
-            return self._path_iter.pop()
+        return self._path_iter.pop()
 
     def first_interface(self):
         """Return first interface on the path.