Python Functions

I have written this article to help you understand how functions can make your life easier when writing a program in Python. The concept of function in Python is the same as in many other programming languages. Functions allow you to organize code in modular blocks and make code reusable. The more your Python code … Read more

I have written a Python function that creates a list. How can the function return the list so I can use it in other parts of my program? To return a list from a function in Python, use the return keyword followed by the list you want to return. The approach is the same as … Read more

Imagine you are developing a game, and you need a mechanism to determine the impact of a player’s attack on their enemy. However, this mechanism should not just indicate a successful or failed attack. It should also provide feedback based on the outcome of the attack, such as a successful hit, a critical strike, or … Read more

When you start working with functions in Python you will likely ask yourself what is the difference between parameters and arguments. This is a very common question and it often confuses those who are new to programming. In Python when you define a function, you list parameters on the same line as the def keyword … Read more

There are two main types of functions in Python: In this tutorial, we will focus on Python built-in functions. How Many Python Built-in Functions Are Available? Python 3.12 has 71 built-in functions. This number might change in future versions of Python. Here are common built-in functions and examples of code that show how you can … Read more

A common requirement when you write a Python program is to be able to filter lists based on given conditions. This tutorial will show you how to filter a list with a lambda function in Python. The applications of filtering lists are endless and we will go through examples that show you some of those. … Read more

Are you ready to dive into some Python magic? In this tutorial, we will explore how you can use lambda expressions to update every element in a Python list. We will go through some cool examples to show you just how handy lambdas can be in handling list operations. So, open your IDE, and let’s … Read more

If you are getting started with Python, understanding what a lambda is can be a bit confusing. Let’s clarify a few things straight away. A lambda function is also called an anonymous function because a lambda is a function without a name. To define a lambda in Python you use the keyword lambda followed by … Read more

I want to sort a list of dictionaries in my Python program and I’m wondering if I can use a lambda function for that. Is it possible? Yes, lambda functions allow you to sort lists of dictionaries based on specific dictionary keys. Suppose you have a list of dictionaries where each dictionary represents a person … Read more

At some point in your career as a developer, you will need to apply a function to a list in Python. What options do you have to do that? Python provides multiple ways to apply a function to all the elements in a list. The most basic one is using a for loop that applies … Read more