from launch import LaunchDescription from launch_ros.actions import Node from ament_index_python.packages import get_package_share_directory def generate_launch_description(): rviz_config = get_package_share_directory("rslidar_sdk") + "/rviz/rviz2.rviz" config_file = "" # your config file path return LaunchDescription( [ Node( namespace="rslidar_sdk", package="rslidar_sdk", executable="rslidar_sdk_node", output="screen", parameters=[{"config_path": config_file}], ), # Node( # namespace="rviz2", # package="rviz2", # executable="rviz2", # arguments=["-d", rviz_config], # ), ] )