<node name="robot_state_publisher" pkg="robot_state_publisher" type="robot_state_publisher" output="screen"/>
- <node pkg="arm_ros_conn" type="arm_ros_conn.py" name="arm_ros_conn" output="screen" respawn="false"/>
+ <node pkg="arm_ros_conn" type="arm_ros.py" name="arm_ros" output="screen" respawn="false"/>
</launch>