1.  Install the Razor IMU ROS library to establish the communication interface.
2. Install visual Python using the following command:

$ sudo apt-get install python-visual

3. Download and build the razor_imu_9dof packages in our workspace from the repository:

$ cd ~/catkin_ws/src
$ git clone https://github.com/KristofRobot/razor_imu_9dof.git
$ cd ..
$ catkin_make