Dear Julians, Igraph is an amazing library to work with graphs, currently available for R, C/C++ and Python (http://igraph.org). I am trying to use it with Julia by using PyCall but I am facing some issues very similar to the ones related in the following links:
https://github.com/JuliaLang/pyjulia/issues/32 https://github.com/stevengj/PyCall.jl/issues/95 https://github.com/stevengj/PyCall.jl/issues/96 I just tried to run the following commands: julia> using PyCall julia> @pyimport igraph And got the following error: signal (11): Segmentation fault PyType_Ready at /usr/lib/x86_64-linux-gnu/libpython2.7.so (unknown line) call at /home/cdesantana/.julia/v0.4/PyCall/src/pytype.jl:73 pyjlwrap_type at /home/cdesantana/.julia/v0.4/PyCall/src/pytype.jl:415 pyinitialize at /home/cdesantana/.julia/v0.4/PyCall/src/pyinit.jl:289 jlcall_pyinitialize_42896 at (unknown line) jl_apply_generic at /home/cdesantana/Downloads/julia/usr/bin/../lib/libjulia.so (unknown line) pyinitialize at /home/cdesantana/.julia/v0.4/PyCall/src/pyinit.jl:329 jlcall_pyinitialize_42814 at (unknown line) jl_apply_generic at /home/cdesantana/Downloads/julia/usr/bin/../lib/libjulia.so (unknown line) pyimport at /home/cdesantana/.julia/v0.4/PyCall/src/PyCall.jl:111 jl_apply_generic at /home/cdesantana/Downloads/julia/usr/bin/../lib/libjulia.so (unknown line) unknown function (ip: -775406212) unknown function (ip: -775409006) unknown function (ip: -775406239) unknown function (ip: -775409006) unknown function (ip: -775409505) unknown function (ip: -775404607) unknown function (ip: -775403490) unknown function (ip: -775333218) jl_toplevel_eval_in at /home/cdesantana/Downloads/julia/usr/bin/../lib/libjulia.so (unknown line) eval_user_input at REPL.jl:54 jlcall_eval_user_input_42620 at (unknown line) jl_apply_generic at /home/cdesantana/Downloads/julia/usr/bin/../lib/libjulia.so (unknown line) anonymous at task.jl:83 unknown function (ip: -775379519) unknown function (ip: 0) Segmentation fault (core dumped) I am running Julia version 0.4.0-dev+3735 (2015-03-09). I just installed PyCall by calling "Pkg.add("PyCall"). I have installed python-igraph version 0.6.5-1. Any clue? I am seriously thinking about wrapping Igraph for C/C++ into my julia code. Do you think it can be more stable? Thanks for any help! Best, Charles -- Um axé! :) -- Charles Novaes de Santana, PhD http://www.imedea.uib-csic.es/~charles
