That is perfect! Thanks a lot!
On 24 May 2014 12:20, Tiago de Paula Peixoto <[email protected]> wrote: > On 05/24/2014 05:42 PM, Flavien Lambert wrote: > > Hi, I am sorry, I think there is no difficulty. It is just that I did > not get how to get the id once you have the node index : > > > > from graph_tool.all import * > > g=load_graph('nodeNetwork.graphml') > > l=label_largest_component(g) > > u=list(l.a) > > > > So from u, I get the indices (for the 0 entries). I would like to know > what are the id's of the graph_tool vertices in my original > nodeNetwork.graphml. > > That depends on what you mean by "id". Each vertex in the graph has an > associated index, which is retrieved via the vertex_index attribute of > the graph: > > idx = g.vertex_index[v] > > or equivalently > > idx = int(v) > > However, if you are referring to some property map stored in your > graphml file which you call "id", then this resides inside the internal > property maps of the graph: > > id_map = g.vp["id"] > id = id_map[v] > > And finally, if you want the intrinsic ids inside the graphml file if > they are not in canonical form, this can be retrieved via: > > id_map = g.vp["_graphml_vertex_id"] > id = id_map[v] > > Best, > Tiago > > -- > Tiago de Paula Peixoto <[email protected]> > > > _______________________________________________ > graph-tool mailing list > [email protected] > http://lists.skewed.de/mailman/listinfo/graph-tool > >
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