ROS 2 basics ============ .. toctree:: :maxdepth: 1 2.1 ROS 2 CLI and Turtlesim 2.2 rqt and rqt_graph 2.3 ROS 2 bags and PlotJuggler 2.4 File system 2.5 Publisher and Subscriber in Python 2.6 Service in Python 2.7 TF2 <../navigation/ROS2-TF2> 2.8 Launch files 2.A Annex: ROS 2 Basics Cheat Sheet 2.B Annex: ROS 2 Github Examples 2.C Annex: ROS 2 Basics training scripts