Matplotlib Remove Colorbar and Specific Tick Labels

Matplotlib Remove Colorbar and Specific Tick Labels

I was working on a Python data visualization project for a U.S.-based retail analytics dashboard. I had to create several heatmaps and scatter plots using Matplotlib, but I realized that some of the colorbars and tick labels were unnecessary. They made the chart look cluttered and distracted from the main insights. As a Python developer … Read more >>

How to Remove Tick Marks in Matplotlib

Remove Tick Marks in Matplotlib

Recently, I was working on a Python data visualization project where I had to create a clean, presentation-ready chart for a U.S.-based client. The chart looked great, but the tick marks on both axes made it look cluttered. That’s when I realized I needed to remove the tick marks in Matplotlib, not the labels, just … Read more >>

Rotate Tick Labels in Matplotlib: 45 and 90 Degrees

Rotate tick labels in Matplotlib: the same bar chart with x-axis labels at 0, 45 and 90 degrees

To rotate x-axis tick labels in Matplotlib, call plt.xticks(rotation=45) after plotting. That one line fixes the overlapping month names almost everyone lands here for. Rotation alone usually isn’t enough, though. At 45 degrees the labels drift away from their ticks unless you also set the alignment, and that’s the part most guides leave out. Every … Read more >>

Change Background Color of Matplotlib Subplot Based on Value

Change Background Color of Subplots According to Values

Recently, while working on a Python data visualization project, I wanted to highlight how different metrics performed across multiple plots. Each subplot represented a different region in the United States, and I wanted the background color of each subplot to reflect its performance level, green for good, yellow for average, and red for poor. In … Read more >>

Matplotlib Transparent Background: savefig, Patches and Legends

Matplotlib transparent background: the same chart composited onto a dark panel and a warm one, showing through both

To save a Matplotlib chart with a transparent background, pass transparent=True to savefig: That clears the figure background and the axes background in the saved file. It changes nothing on screen, which is why people think it didn’t work. Below I check every claim by reading the alpha channel back out of the saved PNG, … Read more >>

Change Inner and Outer Background Colors in Matplotlib

Change Inner and Outer Background Colors Matplotlib

As a Python developer, working on a Python data visualization project for a U.S.-based retail analytics dashboard, I needed to make my Matplotlib charts more visually appealing. The problem was simple: the default white background wasn’t blending well with the dark-themed dashboard. So, I decided to change both the inner background color (the plot area) … Read more >>

Find Sum of Squares of Digits of a Number in Python

sum of digits

I was working on a Python project where I had to calculate the sum of squares of digits of a number. It sounded simple, but I wanted to explore different ways to do it efficiently. As a Python developer with my experience, I’ve learned that there’s always more than one way to solve a problem … Read more >>

Check a Palindrome Number in Python Using a Function

palindrome number

Recently, while working on a small Python project for a client in New York, I had to verify if certain numeric IDs were palindrome numbers. At first, it seemed like a simple task, but I quickly realized that writing a clean, reusable Python function would make my workflow much easier. In this tutorial, I’ll show … Read more >>

How to Add a String to a List in Python

python add string to list

As a Python developer, while working on a Python project for a U.S.-based retail analytics company, I needed to manage a dynamic list of product names. At one point, I had to add a new product name (a string) to an existing list of items. This got me thinking, many beginners struggle with this simple … Read more >>

How to Print Variables in Python

python print tutorial

While mentoring a new Python developer, I realized that one of the most common beginner questions is, “How do I print variables in Python?” Even though this sounds simple, there are actually several ways to print variables in Python efficiently and professionally. I’ve used different techniques depending on the project, from quick debugging to formatting … Read more >>