symd.py 文件源码

def print_impacted_modules(single_node=None):
    """
     For each module, print a list of modules that depend on the module, i.e.
     modules that would be impacted by a change in this module. The function
     shows all levels of dependency, not just the immediately impacted
     modules.
    :return:
    """
    print('\n===Impacted Modules===')
    for node_name in G.nodes_iter():
        if single_node and (node_name!=single_node):
            continue
        ancestors = nx.ancestors(G, node_name)
        if len(ancestors) > 0:
            print(augment_format_string(node_name, '\n%s:') % node_name)
            for a in ancestors:
                print(augment_format_string(a, '    %s') % a)