Returns bipartite node sets of graph G.
Raises an exception if the graph is not bipartite.
Parameters: | G : NetworkX graph |
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Returns: | (X,Y) : two-tuple of sets
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See also
Examples
>>> G=nx.path_graph(4)
>>> X,Y=nx.bipartite_sets(G)
>>> print X
set([0, 2])
>>> print Y
set([1, 3])