Exit Function in Python

exit function in python

While working on a Python automation project that processed client reports from multiple states across the USA, I needed a way to stop my Python script safely when certain conditions were met. At first, I thought I could just use a simple break or return statement, but those only work inside loops or functions. I … Read more >>

Remove Multiple Characters from a String in Python

Remove Multiple Characters from a String Python

Over the past decade of working with Python, I’ve often needed to clean or preprocess text data. Whether it’s cleaning messy CSV files, preparing user input for machine learning, or formatting data for reports, removing unwanted characters from strings is something I do almost every week. In this tutorial, I’ll show you five practical methods … Read more >>

Convert a Python Dictionary to a String

python dict to string

I was working on a Python project where I needed to send data from a backend API to a web client. The data was stored in a dictionary, but I couldn’t send it directly; I needed to convert that dictionary into a string first. If you’ve ever faced a similar situation while developing in Python, … Read more >>

Find an Armstrong Number Using Recursion in Python

armstrong number

Recently, while teaching Python to a group of data enthusiasts in New York, one of my students asked me how to find an Armstrong number using recursion in Python. At that moment, I realized that while many people know how to check an Armstrong number using loops, very few understand how to do it recursively, … Read more >>

How to Swap Two Numbers in Python

swapping of two numbers in python

When I started working with Python more than 10 years ago, one of the first things I learned was how to swap two numbers. For example, whether I was working on sorting algorithms, data manipulation, or even financial models for US-based clients, swapping values came up again and again. In Python, there are several ways … Read more >>

Insert Multiple Elements into a List in Python

python append multiple items to list

I was working on a Python project where I had to add several items to a shopping cart list at once. The challenge was simple, but I realized there are multiple ways to insert multiple elements into a Python list. Since I have been using Python for more than 10 years, I’ll walk you through … Read more >>

How to Check if a Variable is None in Python?

python check if none

Recently, I was reviewing some of my old Python projects, and I noticed that I had used several different ways to check if a variable was None. At first, this seemed like a small detail. But then I realized that choosing the right method can make your code easier to read, faster to debug, and … Read more >>

Create a String With NewLine in Python

reverse list python

When I first started coding in Python more than a decade ago, one of the things that often confused me was how to properly add a new line inside a string. Sometimes I wanted to display text neatly on multiple lines. Other times, I needed to format data for reports where each entry had to … Read more >>

How to Reverse a List in Python

reverse list python

Over the years of working with Python, I’ve often come across situations where I needed to reverse the order of items in a list. At first, it might sound like a simple task. But depending on the project, the way you reverse a list in Python can make a big difference in performance and readability. … Read more >>

Extract Strings from a List in Python

extract string from list python

As a developer, I was working on a project where I had to clean up a dataset that mixed numbers, strings, and special characters in the same list. So, I had to rely on different Python tricks and methods I’ve learned over the years. In this tutorial, I’ll share those methods with you. I’ll show … Read more >>

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