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From: | zhouda |
Subject: | Re: [igraph] an igraph isomorphism problem |
Date: | Sun, 25 Aug 2013 17:07:05 +0800 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130803 Thunderbird/17.0.8 |
On 08/25/2013 03:52 AM, Tamás Nepusz wrote:
using g1.isomorphic_vf2( g2, ... ... , return_mapping_12=True ), we'll get this result: (True,[3,2,1],None), because their in and out degrees match. but the edge multiplicities do not match at all. that means edge_color1 and edge_color2 options are ignored for some unknown reason( is that possible to be a bug? ).You are right, this is a bug and it occurs only with the Python interface, and only if you use isomorphic_vf2. I have recently committed a fix into our repository: https://github.com/igraph/igraph/commit/38b76ddee419053cbb8b3428d32f22adb6bcf483 If you compiled the Python interface of igraph from source, the easiest is probably to make the same change yourself (it involves changing a single line in src/graphobject.c) and then recompile the Python interface.
Thanks! The bug fixing solved my problem. -- 周达,Day Zhou Interdisciplinary Center for Theoretical Study (ICTS) University of Science and Technology of China (USTC)
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