rosbridge.md
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"Rosbridge server creates a WebSocket connection and passes any JSON messages from the WebSocket to rosbridge_library, so rosbridge library can convert the JSON strings into ROS calls..." (to read more, see the )
"Python ROS Bridge library allows to use Python and IronPython to interact with ROS, the open-source robotic middleware. It uses WebSockets to connect to rosbridge 2.0 and provides publishing, subscribing, service calls, actionlib, TF, and other essential ROS functionality..." (to read more, see the )
to install rosbridge_server and roslibpy:
sudo apt install ros-noetic-rosbridge-server
pip install roslibpy
a json file with the format shown below where