Restored numbering of tree nodes.

mininet/topolib.py

 "Library of potentially useful topologies for Mininet"
 
 from mininet.topo import Topo, Node
-from mininet.net import Mininet
 
 class TreeTopo( Topo ):
     "Topology for a tree network with a given depth and fanout."
@@ -38,8 +37,3 @@ def addTree( self, depth, fanout ):
         return num
 
     # pylint: enable-msg=W0612
-
-def TreeNet( depth=1, fanout=2, **kwargs ):
-    "Convenience function for creating tree networks."
-    topo = TreeTopo( depth, fanout )
-    return Mininet( topo, **kwargs )