Re: [igraph] Problem installing python-igraph on Mac OS X Lion related to ARPACK

[Tamás Nepusz]

> The igraph headers reside in /usr/local/include on my system. Still, I get 
> the same error. Maybe the version is not correct (I had an earlier version of 
> graph installed before upgrading to Lion from Leopard)? How can I check the 
> version of the headers?
Check out /usr/local/include/igraph_version.h, it should contain the version 
number. If you don't have this file then the headers are from 0.5.x since this 
header has been added only in the 0.6 branch.

Cheers,
T.