Import graph from NetworkX JSON to Graphs.jl

nbrs.jl

using JSON

g_dict = open(JSON.parse, "/home/olevinkr/Documents/julia/nbrs_graph2.json")

using Graphs

#transfer all nodes to ExVertex types
new_vs = Array(ExVertex, length(g_dict["nodes"]))
i = 1
for vertex in g_dict["nodes"]
	new_vs[i] = ExVertex(i, vertex["id"])
	for (key, value) in vertex
		if !(key == "id")
			new_vs[i].attributes[key] = value
		end
	end
	i += 1
end

#transfer all edges to ExEdge types
#source/target indices in the "links" dicts are 0-based, while ExEdge indices are 1-based
new_es = Array(ExEdge{ExVertex}, length(g_dict["links"]))
i = 1
for edge in g_dict["links"]
	new_es[i] = ExEdge(i, new_vs[edge["source"]+1], new_vs[edge["target"]+1])
	for (key, value) in edge
		if !(key in ("source", "target"))
			new_es[i].attributes[key] = value
		end
	end
	i += 1
end

#create graph
g = graph(new_vs, new_es, is_directed=g_dict["directed"])