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Diffstat (limited to 'resources/libraries/python/NodePath.py')
| -rw-r--r-- | resources/libraries/python/NodePath.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/resources/libraries/python/NodePath.py b/resources/libraries/python/NodePath.py index d1aa1f76d4..6700ddfe2a 100644 --- a/resources/libraries/python/NodePath.py +++ b/resources/libraries/python/NodePath.py @@ -115,6 +115,10 @@ class NodePath(object): l_set = set(links).intersection(self._links) else: l_set = set(links).difference(self._links) + if not l_set: + raise RuntimeError( + 'No free link between {0} and {1}, all links already ' + + 'used'.format(node1['host'], node2['host'])) if not l_set: link = links.pop() |