
  print_hierarchy_stats - print the statistics of the current node
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   print_hierarchy_stats [-h] [-R]

   Prints the statistics of the current node. Note that it is not necessary to
   invoke flatten_hierarchy first to create a network.

   Command options:

   -h
          Print the command usage

   -R
          Print statistics for nodes recursively all the way down to leaves.
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   Last updated on 20100410 00h02
