All You Need to Know About Object Oriented Concepts in Python

Python is renowned for its simplicity and readability, but beneath its elegant syntax lies a powerful tool – object-oriented programming (OOP). In this article, we will delve into the world of oops concepts in python to provide you with a solid understanding of how Python leverages this tool to create efficient and organised code.

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From the fundamentals of object oriented concepts in python to practical examples, you will gain a deep insight into the concepts and principles that underpin Python OOP concept. Whether you are a beginner looking to grasp the basics or an experienced developer if you are interested in increasing your expertise in this field you can go through Python Certification Courses listed on our website.

What is Object Oriented Programming?

Object oriented programming concepts Python is a programming paradigm that revolves around the concept of objects. In Python, everything is an object, and this fundamental principle is what makes Python an object-oriented programming Python language. OOPs in Python is a paradigm that simplifies the design, implementation, and maintenance of complex software systems.

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OOPs Concepts in Python

1. Objects

Python OOP concepts are the basic units in OOP. In Python as object oriented programming, an object is an instance of a class. Each object has its own attributes and methods.

2. Classes

In the object oriented concept in python, a class is a blueprint or template for creating objects. It defines the attributes (properties) and methods (functions) that its objects will have. Here is an Illustration on how python classes are different from java.

Python :

class Car:

def __init__(self, make, model, year):

self.make = make

self.model = model

self.year = year

Java :

public class Car {

private String make;

private String model;

private int year;

3. Encapsulation

OOPs concept in Python with example is the concept of bundling data (attributes) and the methods that operate on the data into a single unit, i.e., a class.

4. Inheritance

Inheritance allows a class to inherit the properties and methods of another class. This promotes code reusability and establishes a hierarchical relationship between classes.

5. Polymorphism

Polymorphism is the Python object oriented programing ability of different classes to be treated as instances of the same class through a common interface. It allows for flexibility and dynamic method calls.

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Object Oriented Concept in Python

Object oriented programming Python’s capabilities are underpinned by the following principles:

Everything is an Object: In Python, all data types, functions, and even modules are objects. This means you can apply OOP principles to everything in Python.

Classes and Objects: As mentioned earlier, classes are used to create objects. You can define your own classes in Python to create custom objects.

Attributes and Methods: Classes define attributes (data) and methods (functions). Attributes store data, while methods perform actions.

Constructor: Python has a special method called a constructor (init) that is automatically called when an object is created. It initialises the attributes of the object.

Python as Object Oriented Programming Language

Python truly embraces the object-oriented programming Python paradigm, making it a versatile language for software development. Here is why Python shines as an object oriented concept in Python language:

Abstraction: Python supports the creation of abstract classes and methods, allowing you to hide complex implementation details.

Encapsulation: You can encapsulate data within classes and control access to it using access modifiers.

Inheritance: Python supports single and multiple inheritance, giving you flexibility in creating class hierarchies.

Polymorphism: Python's dynamic typing and duck typing enable polymorphism, allowing different classes to be treated interchangeably.

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Object Oriented Programming Python Examples

Let us illustrate the OOPs concept in Python with example. Consider a class called "Vehicle."

# Creating a class that contains make and model as attributes

class Vehicle:
def __init__(self, make, model):
self.make = make
self.model = model

def display_info(self):
print(f"Make: {self.make}, Model: {self.model}")

# Creating objects
car1 = Vehicle("Toyota", "Camry")
car2 = Vehicle("Honda", "Civic")

# Accessing attributes and methods
car1.display_info()
car2.display_info()

In this example, "Vehicle" is a class with attributes (make and model) and a method (display_info). We create two instances of the class (car1 and car2) and access their attributes and methods. This is the essence of OOPs in Python.

Here are some real-world examples of OOPs concepts in Python:

Graphical User Interfaces (GUIs): GUI libraries like Tkinter are built around classes and objects, making it easier to create interactive applications.

Web Frameworks: Popular web frameworks like Django and Flask use OOP principles to structure web applications.

Game Development: Game engines often use OOP to model game objects, characters, and interactions.

Data Modelling: When working with databases, Python's OOP capabilities can be leveraged to create data models.

Simulations: In scientific simulations and modelling, OOP can help represent and manipulate complex systems.

Difference Between Object Oriented Programming and Procedural Programming

Python's support for OOP allows it to differ from procedural programming in several ways:

Organisation: OOP encourages organising code into classes and objects, making it more structured and modular.

Reuse: OOP promotes code reuse through inheritance(parent class to child class), reducing redundancy in your programs. However, procedural programming will not enable such reuse of classes.

Abstraction: OOP allows you to create abstract classes, providing a high-level overview of functionality.

Polymorphism: Python's dynamic typing enables polymorphism, allowing for more flexible and adaptable code.

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Conclusion

By understanding the principles and concepts of object oriented programming Python, you can take full advantage of Python's capabilities. Whether you are developing web applications, scientific simulations, or games, OOPs concept in python with examples provide a solid foundation for building robust and maintainable software.