figure - customize your instal lation to meet your needs (optionalclick the down arrow next to the add python exe to path option and choose the will be installed on local drive option click next you see the installation process start at some pointyou might see user account control dialog box asking whether you want to perform the install if you see this dialog boxclick yes the installation continues and you see an installation complete dialog box click finish python is ready for use working with the mac your mac system likely already has python installed on it howeverthis installation is normally few years old -or whatever the age of your system happens to be for the purposes of this bookthe installation will likely work fine you won' be testing the limits of python programming technology -just getting great start using python