How does a Python class within another class work w o Inheritance Python Beginner

Published: 13 November 2023
on channel: CodeMade

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Title: Understanding Nested Classes in Python: A Beginner's Guide
Introduction:
In Python, it is possible to define a class within another class, creating a nested or inner class. Unlike inheritance, where a subclass inherits attributes and methods from a superclass, nested classes are independent of each other. This tutorial will guide Python beginners through the concept of creating a class within another class and demonstrate how to use it effectively.
Let's start by creating the outer class. This class will contain an inner class, and we'll define some attributes and methods in it.
In this example, OuterClass has an _init_ method to initialize the outer_param attribute, and an outer_method method to display the parameter value.
Now, let's create the inner class within the OuterClass. The inner class can access the attributes and methods of the outer class.
The InnerClass has its own _init_ method and an inner_method method, and it can access the outer_param attribute of the outer class.
Now, let's create instances of both the outer and inner classes and see how to use them.
Here, we first create an instance of the outer class (OuterClass) and then create an instance of the inner class (InnerClass) using the outer instance. Finally, we call the methods of both the outer and inner classes.
By understanding how to create and use nested classes in Python, you can organize your code more effectively. Although nested classes don't inherently imply inheritance, they allow you to encapsulate related functionality within a single class structure. This can lead to cleaner and more modular code, especially in complex projects.
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