sudo apt install cmake python3-venvInstall Cmake and Virtual env;make venvcreate a virtual env into directory namedenv;ssource env/bin/activateactivate the virtual environment namedenv;make installinstall the requirements of this package;make devinstall the package in dev mode in virtual environment;make testrun the unit test scripts located attestsdirectory;mkae runrun script located atsrc/recaptcher/__main__.py.