def update(name):
    if name == "all":
        collector = Collector()
        collector.save_all_meiju_update_info()
        collector.write_all_meiju_info_to_file()
    else:
        collector = Collector()
        if collector.is_meiju_info_file_exist():
            collector.read_all_meiju_info_from_file()
            if name in collector.meiju_ename_inst_dict:
                collector.save_all_meiju_update_info()
                collector.write_all_meiju_info_to_file()
            else:
                click.echo("Failed to lookup Meiju named %s" % name)
        else:
            collector.save_all_meiju_info()
            collector.write_all_meiju_info_to_file()