venture of iit bombay vjti alumni macintosh installation recent macs come with python installedbut it may be several years out of date see version along with extra tools to support development on the mac for older mac os' before mac os (released in )macpython is available jack jansen maintains it and you can have full access to the entire documentation at his website installation details for mac os installation setting up path programs and other executable files can be in many directoriesso operating systems provide search path that lists the directories that the os searches for executable the path is stored in an environment variablewhich is named string maintained by the operating system this variable contains information available to the command shell and other programs the path variable is named as path in unix or path in windows (unix is case sensitivewindows is notin mac osthe installer handles the path details to invoke the python interpreter from any particular directoryyou must add the python directory to your path