Let’s understand what does Python null mean and what is the NONE type. In many programming languages, ‘null‘ is used to denote an empty variable, or a pointer that points to nothing. ‘null’ basically equals 0. Whereas in Python, there is no ‘null’ keyword available. Instead, ‘None‘ is used, which is an object, for this …
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In this article, we discuss a concept of OOPs – The Python Constructor and how explain in detail how we can use __init__() method for initializing an object. What is a constructor? Before we go into the idea of constructor, here is a quick heads up on classes and objects in general: “In OOP, object …
Duck typing is a variation of Dynamic Programming and uses a form of abductive reasoning for type checking. In this article, we will focus on the main intuition of duck typing and examples of ducking typing in python. What is Duck Typing in Python? – Abductive Reasoning The term duck arguably comes from the popular …
Python classmethod() is a built-in function of the Python standard library! There are three types of methods in Python: Instance Method Class Method Static Method Here, in this article, we’re going to discuss and focus on the class method of Python. So let’s get started. What is a Python classmethod()? A Python classmethod() can be …
In this tutorial, we will see what are closures in Python, when do they exist and how do we use them. To understand the concept of closures, we need to understand some basic concepts like nested functions and free variables. Then we will see the implementation of closures in Python, the conditions for closures to …
What does immutable mean in Python where every entity is an object? Unlike some other programming languages, where you need to explicitly specify the type of data you’re assigning to a variable, Python doesn’t require that. Instead, it automatically assigns the data type depending on the value you provide. In short, each variable holds an …
In this article, we will be focusing on Python Class Attribute and Instance Attribute. Attributes are the key-players of a programming language. They are responsible for holding important data values and also help in data manipulation. Let us now get started! Understanding Python Class Attribute Python Class Attribute is an attribute/variable that is enclosed within …
Hey, folks! In this article, we will be focusing on Python NONE keyword. Working of Python NONE object Python NONE is an object in the world of Python – Object-Oriented Programming. You can think of it as ‘NULL’ value in other programming languages such as PHP, JAVA, etc. The NONE object is of data type …
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Inroduction Today in this tutorial, we are going to discuss the concept of Abstraction in Python for the Object-Oriented Programming approach. If you are new to OOP, we highly recommend going through our Object-Oriented Programming in Python article. Basically, Abstraction focuses on hiding the internal implementations of a process or method from the user. In …
When working with an Object Oriented Programming language like Python, encapsulation in Python is one of the 4 important concepts to understand. The other three are inheritance, polymorphism, and abstraction. What is Encapsulation? When working with classes and dealing with sensitive data, providing global access to all the variables used within the program is not …