metagraphoptimization.jl/src/graph/print.jl

function show_nodes(io, graph::DAG)
    print(io, "[")
    first = true
    for n in graph.nodes
        if first
            first = false
        else
            print(io, ", ")
        end
        print(io, n)
    end
    return print(io, "]")
end

function show(io::IO, graph::DAG)
    println(io, "Graph:")
    print(io, "  Nodes: ")

    nodeDict = Dict{Type, Int64}()
    noEdges = 0
    for node in graph.nodes
        if haskey(nodeDict, typeof(node.task))
            nodeDict[typeof(node.task)] = nodeDict[typeof(node.task)] + 1
        else
            nodeDict[typeof(node.task)] = 1
        end
        noEdges += length(parents(node))
    end

    if length(graph.nodes) <= 20
        show_nodes(io, graph)
    else
        print("Total: ", length(graph.nodes), ", ")
        first = true
        i = 0
        for (type, number) in zip(keys(nodeDict), values(nodeDict))
            i += 1
            if first
                first = false
            else
                print(", ")
            end
            if (i % 3 == 0)
                print("\n         ")
            end
            print(type, ": ", number)
        end
    end
    println(io)
    println(io, "  Edges: ", noEdges)
    properties = graph_properties(graph)
    println(io, "  Total Compute Effort: ", properties.compute_effort)
    println(io, "  Total Data Transfer: ", properties.data)
    return println(
        io,
        "  Total Compute Intensity: ",
        properties.compute_intensity,
    )
end