I used NetworkX before so some name was not changed in my code. BTW, igraph is faster than NetworkX if we want to parse a gml file.
On Thu, Apr 11, 2013 at 3:01 AM, Tamás Nepusz <[email protected]> wrote: > > I mean I can traverse and change the label of any node in that network. > This can be done by manipulating the "label" attribute of a node. Nodes > can be accessed by indexing the "vs" vertex sequence of the graph. E.g.: > > graph.vs[1]["label"] = "new label" > > Edges can be manipulated similarly by indexing the "es" edge sequence: > > graph.es[1]["weight"] = 42 > > > For example, node 0 has two neighbors 1 and 2. After some time, node 0 > may only connect to node 2 or 3. So how can I change this by manipulating > the object of network (network = nx.read(net_path))? > Please take a look at the add_edge(), add_edges(), delete_edge() and > delete_edges() method of the Graph object in the documentation: > > http://igraph.sourceforge.net/doc/python/igraph.Graph-class.html#add_edge > http://igraph.sourceforge.net/doc/python/igraph.Graph-class.html#add_edges > > http://igraph.sourceforge.net/doc/python/igraph.Graph-class.html#delete_edges > > Members of the edge sequence also have a delete() method: > > graph.es[1].delete() > > By the way, out of curiosity, why do you import the igraph module using > the alias "nx"? "nx" usually refers to the NetworkX module. > > -- > T. > > > _______________________________________________ > igraph-help mailing list > [email protected] > https://lists.nongnu.org/mailman/listinfo/igraph-help >
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