1 #!/usr/bin/env python

     2 

     3 # Copyright (c) 2007-2008 Pedro Matiello <pmatiello@gmail.com>

     4 # License: MIT (see COPYING file)

     5 

     6 import sys

     7 sys.path.append('..')

     8 sys.path.append('/usr/lib/graphviz/python/')

     9 import graph

    10 import gv

    11 

    12 # Graph creation

    13 hgr = graph.hypergraph()

    14 

    15 # Add nodes and edges

    16 hgr.add_nodes([1,2,3,4,5,6,7,8,9])

    17 hgr.add_hyperedges(['A','B','C','J'])

    18 hgr.link(1,'A')

    19 hgr.link(2,'A')

    20 hgr.link(3,'A')

    21 hgr.link(4,'A')

    22 hgr.link(4,'B')

    23 hgr.link(5,'B')

    24 hgr.link(6,'B')

    25 hgr.link(7,'C')

    26 hgr.link(8,'C')

    27 hgr.link(9,'C')

    28 hgr.link(1,'J')

    29 hgr.link(2,'J')

    30 hgr.link(3,'J')

    31 hgr.link(4,'J')

    32 

    33 # Print graph as PNG image

    34 dot = hgr.write(fmt='dotclr')

    35 gvv = gv.readstring(dot)

    36 gv.layout(gvv,'neato')

    37 gv.render(gvv,'png','hypergraph.png')