You have a space in your file after the comma, which means that you will create
four nodes: “allegra”, “ allegra” (note the space), “mylanta” and “ mylanta”.
Remove the spaces after the commas in your input file.
--
T.
On Wednesday, 20 November 2013 at 19:15, Ahmed Abdeen Hamed wrote:
> Sure, I am attaching the visualization outcome of the file that I sent in my
> previous email.
>
> And here is the code:
>
> reader = csv.DictReader(open("drug-drug-4viz.csv"), dialect="excel")
> g = igraph.Graph.DictList(vertices=None, edges=reader, directed=True)
> layout = g.layout("kk")
> g.vs["label"] = g.vs["name"]
>
> plot(g, layout = layout, bbox = (1000, 1000), margin = 20)
>
> Thanks very much!
>
> -Ahmed
>
>
>
> On Wed, Nov 20, 2013 at 12:52 PM, Gábor Csárdi <[email protected]
> (mailto:[email protected])> wrote:
> > We cannot tell you what you are doing wrong, until you show us what
> > you are doing.
> >
> > G.
> >
> > On Wed, Nov 20, 2013 at 12:49 PM, Ahmed Abdeen Hamed
> > <[email protected] (mailto:[email protected])> wrote:
> > > Hello friends,
> > >
> > >
> > > When visualizing a network like this:
> > >
> > > source,target
> > > allegra, allegra
> > > mylanta, mylanta
> > >
> > >
> > > I get 4 nodes:
> > >
> > > allegra---> allegra
> > > mylanta---> mylanta
> > >
> > > What I hope to see is two nodes (allegra, mylanta) and links to self.
> > >
> > > Is that possible?
> > >
> > > Thanks very much!
> > >
> > > -Ahmed
> > >
> > >
> > > _______________________________________________
> > > igraph-help mailing list
> > > [email protected] (mailto:[email protected])
> > > https://lists.nongnu.org/mailman/listinfo/igraph-help
> > >
>
> _______________________________________________
> igraph-help mailing list
> [email protected] (mailto:[email protected])
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>
>
>
>
> Attachments:
> - drug-drug.jpg
>
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