then create new virtual environment for the project you can name this virtual environment anything you' likeherewe will name it ataribotpython - venv ataribot activate your environmentsource ataribot/bin/activate on ubuntuas of version opencv requires few more packages be installed in order to function these include cmake -an application that manages software build processes -as well as session managermiscellaneous extensionsand digital image composition run the following command to install these packagessudo apt-get install - cmake libsm libxext libxrender-dev libz-dev noteif you're following this guide on local machine running macosthe only additional software you need to install is cmake install it using homebrew (which you will have installed if you followed the prerequisite macos tutorialby typingbrew install cmake