symd.py 文件源码

def print_dependents(graph, preamble_list, imports):
    """
    Print the immediate dependencies (imports/includes), and for each
    immediate dependency print its dependencies
    :param graph: Dictionary containing the subgraph of dependencies that
                  we are about to print
    :param preamble_list: Preamble list, list of string to print out before each
               dependency (Provides the offset for higher order dependencies)
    :param imports: List of immediate imports/includes
    :return:
    """
    # Create the preamble string for the current level
    preamble = ''
    for preamble_string in preamble_list:
        preamble += preamble_string
    # Print a newline for the current level
    print(preamble + '  |')
    for i in range(len(imports)):
        print(augment_format_string(imports[i], preamble + '  +--> %s') % imports[i])
        # Determine if a dependency has dependencies on its own; if yes,
        # print them out before moving onto the next dependency
        try:
            imp_imports = graph[imports[i]]
            if i < (len(imports) - 1):
                preamble_list.append('  |   ')
            else:
                preamble_list.append('      ')
            print_dependents(graph, preamble_list, imp_imports)
            preamble_list.pop(-1)
            # Only print a newline if we're NOT the last processed module
            if i < (len(imports) - 1):
                print(preamble + '  |')
        except KeyError:
            pass