Python, that is, the Python compiler/interpreter.The Python programming environment required by this booksite consists of: These instructions are for MacOS X 10.13 (High Sierra), but the instructions for other recent versions of Mac OS X are similar. All of the software is freely available on the Web. This page tells you how to setup a Python programming environment for your Mac OS X computer and provides a step-by-step guide for creating and running a simple 'Hello, world' Python program.
Your First Program in Python 3 on Mac OS X