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Re: [igraph] Python Read_GraphML---Assertion Failed


From: Bradford Boyle
Subject: Re: [igraph] Python Read_GraphML---Assertion Failed
Date: Tue, 21 Jan 2014 21:54:13 -0500

Sure enough that fixed it.

Bradford

On Tue, Jan 21, 2014 at 7:56 PM, Tamás Nepusz <address@hidden> wrote:
> Hi,
>
> I’m receiving a different error; igraph complains about an unknown attribute 
> type, but since we have made a few updates in the GraphML parser, it could be 
> the case that both error messages (yours and mine) are caused by the same 
> issue.
>
> I took a quick look at the GraphML file and it seems like the problem is 
> caused by the “vector_string”, “vector_long” and “vector_float” attribute 
> types; these are not valid GraphML attribute types and are not supported by 
> igraph. Replacing these with “string” seems to fix the problem.
>
> --
> T.
>
>
> On Wednesday, 22 January 2014 at 00:45, Bradford Boyle wrote:
>
>> I'm trying to read in a GraphML file containing the stongly connected
>> component of the PGP network of trust [1]. When I load the file
>>
>> g = Graph.Read_GraphML("pgp.xml")
>>
>> I get the following error
>>
>> python: igraph_strvector.c:467: igraph_strvector_size: Assertion
>> `sv->data != 0' failed.
>>
>> I am not really sure how to go about determining if this is an issue
>> with the GraphML file or an issue with the library; I have a core file
>> and can provide a stack trace.
>>
>> I am running Ubuntu 13.04 with libigraph 0.6.5-4~ubuntu13.04.1 and
>> python-igraph 0.6.5-4.
>>
>> [1]: http://graph-tool.skewed.de/static/performance/pgp.xml.gz
>>
>> Bradford
>>
>> _______________________________________________
>> igraph-help mailing list
>> address@hidden (mailto:address@hidden)
>> https://lists.nongnu.org/mailman/listinfo/igraph-help
>
>
>
>
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