35 lines
896 B
Python
35 lines
896 B
Python
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#!/usr/bin/env python
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"""
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======
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Atlas2
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======
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Write first 20 graphs from the graph atlas as graphviz dot files
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Gn.dot where n=0,19.
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"""
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# Author: Aric Hagberg (hagberg@lanl.gov)
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# Date: 2005-05-19 14:23:02 -0600 (Thu, 19 May 2005)
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# Copyright (C) 2006-2019 by
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# Aric Hagberg <hagberg@lanl.gov>
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# Dan Schult <dschult@colgate.edu>
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# Pieter Swart <swart@lanl.gov>
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# All rights reserved.
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# BSD license.
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import networkx as nx
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from networkx.generators.atlas import graph_atlas_g
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atlas = graph_atlas_g()[0:20]
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for G in atlas:
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print("graph %s has %d nodes with %d edges"
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% (G.name, nx.number_of_nodes(G), nx.number_of_edges(G)))
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A = nx.nx_agraph.to_agraph(G)
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A.graph_attr['label'] = G.name
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# set default node attributes
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A.node_attr['color'] = 'red'
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A.node_attr['style'] = 'filled'
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A.node_attr['shape'] = 'circle'
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A.write(G.name + '.dot')
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