January 2015
Intermediate to advanced
212 pages
4h 22m
English
Content preview from Mastering Python Design PatternsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Summary
This chapter covered the Decorator pattern and its relation to the Python programming language. We use the Decorator pattern as a convenient way of extending the behavior of an object without using inheritance. Python extends the Decorator concept even more, by allowing us to extend the behavior of any callable (function, method, or class) without using inheritance or composition. We can use the built-in decorator feature of Python.
We have seen a few examples of objects that are decorated in reality, like guns and cameras. From a software point of view, both Django and Grok use decorators for achieving different goals, such as controlling HTTP compression and caching.
The Decorator pattern is a great solution for implementing cross-cutting ...
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I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.