new_contents: #!/usr/bin/env python
  # Graph interchange tests - require newer version of NetworkX
  # NX 1.4 seems to work
  import networkx as nx
  c = nx.complete_graph(3)
  g = nx.DiGraph(c)
  g.node[0] = {'viz': {'position': {'x': 100, 'y':200, 'z':0}}}
  g.node[1] = {'viz': {'position': {'x': 200, 'y':300, 'z':0}}}
  g.node[2] = {'viz': {'position': {'x': 100, 'y':400, 'z':0}}}
  nx.write_gexf(g, "test.gexf")
  #nx.write_graphml(g, "test.graphml")
  
subject: Add NX output test