mcconf.py 文件源码

def createModulesGraph(moddb):
    graph = pydot.Dot(graph_type='digraph')
    nodes = dict()

    # add modules as nodes
    for mod in moddb.getModules():
        tt = ", ".join(mod.provides) + " "
        node = pydot.Node(mod.name, tooltip=tt)
        nodes[mod.name] = node
        graph.add_node(node)

    # add directed edges from modules to modules that satisfy at least one dependency
    for src in moddb.getModules():
        dstmods = moddb.getSolutionCandidates(src)
        for dst in dstmods:
            tt = ", ".join(dstmods[dst]) + " "
            edge = pydot.Edge(src.name, dst.name, tooltip=tt)
            graph.add_edge(edge)

    # add special directed edges for "modules" inclusion
    for src in moddb.getModules():
        for dstname in src.modules:
            dst = moddb[dstname]
            edge = pydot.Edge(src.name, dst.name, color="green")
            graph.add_edge(edge)

    # add undirected edges for conflicts
    for src in moddb.getModules():
        conflicts = moddb.getConflictingModules(src)
        for dst in conflicts:
            if (dst.name < src.name):
                tt = ", ".join(conflicts[dst]) + " "
                edge = pydot.Edge(src.name, dst.name, color="red", dir="none", tooltip=tt)
                graph.add_edge(edge)

    graph.write('dependencies.dot')


# TODO rewrite as mako template and drop pydot dependency