main.py 文件源码

def visualize():
    import networkx as nx
    # How about we don't fire up a JVM just to start my script?
    from asciinet import graph_to_ascii

    G = nx.DiGraph()
    root = "Root"

    G.add_node(root)

    # @ENHANCEMENT
    # Right now we just visualize it as a stright up dependency graph. We might
    # want to show when we use provides instead in the future. This would
    # involve adding a fake node when we look for a provides and let that
    # depend on the actual implementors
    for package in local_repo.get_all_packages():
        G.add_node(package)
        if package.reason == InstallReason.REQ:
            G.add_edge(root, package)
        for dep_str in package.dependecies:
            q = Query(dep_str)
            dep = local_repo.find_package(q)
            if dep is None:
                print(package, q)
            G.add_edge(package, dep)

    print(graph_to_ascii(G))


# Show details about a package