navigator_io.py 文件源码

def main():
    """SDK Navigator Example

    Demonstrates Navigator by echoing input values from wheels and
    buttons.

    Uses the intera_interface.Navigator class to demonstrate an
    example of using the register_callback feature.

     Shows Navigator input of the arm for 10 seconds.
    """
    arg_fmt = argparse.ArgumentDefaultsHelpFormatter
    parser = argparse.ArgumentParser(formatter_class=arg_fmt)
    parser.add_argument(
        "-n", "--navigator", dest="nav_name", default="right",
        choices=["right", "head"],
        help='Navigator on which to run example'
        )
    args = parser.parse_args(rospy.myargv()[1:])

    rospy.init_node('sdk_navigator', anonymous=True)
    echo_input(args.nav_name)
    return 0