Fix attribute error in node.py
@@ -256,6 +256,9 @@ class Node(object):
'concurrent_writes' : 64,
})
"""
+ if not hasattr(self,'_config_options') or self._config_options is None:
+ self._config_options = {}
+
if values is not None:
self._config_options = common.merge_configuration(self._config_options, values)
