[ROS Q&A] 127 - How to stop robot if /cmd_vel doesn't receive any message

In this video we are going to see how to create a Python script that stops a robot if no message is received in the /cmd_vel topic after a certain period of time.

This is a video trying to answer the following question posted at the ROS answers forum.

// RELATED LINKS

▸ Original question: https://answers.ros.org/question/292512/stop-my-robot-if-cmd_vel-doesnt-receive-a-message-within-a-certain-time-period/
▸ Robot Ignite Academy: https://www.robotigniteacademy.com/en/
▸ ROS Basics in 5 days (Python): http://www.theconstructsim.com/construct-learn-develop-robots-using-ros/robotigniteacademy_learnros/ros-courses-library/ros-basics-in-5-days/
▸ ROS Development Studio (RDS): http://www.theconstructsim.com/rds-ros-development-studio/?next=https%3A//rds.theconstructsim.com/%3F

▸ You can get the code and the simulation of this video ready to be used in the ROS Development Studio following this link: https://rds.theconstructsim.com/tc_projects/use_project_share_link/ffa9aca0-c76d-45a4-8ed8-b6bcec31b079