April 2024
Beginner to intermediate
500 pages
24h 20m
English
Content preview from Python Programming in Context, 4th Edition
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13.2 Introduction
So far, the programs we have written have a beginning, a middle, and an end. We know the order in which things will happen because we have implemented the steps in a linear fashion. That is not the way most programs work. Think of the programs you use on a daily basis—from your web browser and word processor to video games. These programs do not have a beginning, a middle, and an end. Instead, they sit there and wait for you to click your mouse, touch your screen, or press a key. When you take some action, the program responds with its own action. The order of the actions is determined by you, not the program.
13.2.1 Event-Driven Programming
Programs that wait for an event to occur and then respond to that event by taking ...
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