Chapter 2. How Python Runs Programs

This chapter and the next give a quick look at program execution—how you launch code, and how Python runs it. In this chapter, we explain the Python interpreter. Chapter 3 will show you how to get your own programs up and running.

Startup details are inherently platform-specific, and some of the material in this chapter may not apply to the platform you work on, so you should feel free to skip parts not relevant to your intended use. In fact, more advanced readers who have used similar tools in the past, and prefer to get to the meat of the language quickly, may want to file some of this chapter away for future reference. For the rest of you, let's learn how to run some code.