from launch import LaunchDescription from launch_ros.actions import Node def generate_launch_description(): return LaunchDescription([ Node( package="beacon_positioning", executable="tracker_position", name="beacon_tracker_0", namespace="tracker0", parameters=[ {"tracker_serial_port": "/dev/ttyUSB0"} ] ), Node( package="beacon_positioning", executable="tracker_position", name="beacon_tracker_1", namespace="tracker1", output="screen", emulate_tty=True, parameters=[ {"tracker_serial_port": "/dev/ttyUSB1"} ] ) ])