JJL’s Matplotlib blog

The source code for these posts (mostly jupyter notebook files converted to plain python using jupytext) should be available at the github repo below.

https://github.com/leejjoon/jjl-mpl-blog

If you have any comments on the content of this site, please use github issues, etc.


Waffle plot

mpl-visual-context
Let’s decorate waffle plot with matplotlib image effects.
Mar 5, 2025
Jae-Joon Lee

Matplotlib logo in Cyberpunk style

showcase
mpl-skia-pathops
mpl-visual-context
In this post, we will recreate the matplotlib logo in Cyberpunk style.
Feb 16, 2025
Jae-Joon Lee

Car crash chart: a step-by-step guide

tutorial
mpl-pe-fancy-bar
mpl-visual-context
This is another guide to decorate matplotlib bar charts. We will basically apply path effects, using packages like mpl-visual-context and mpl_pe_fancy_bar. And we…
Nov 7, 2024
Jae-Joon Lee

Rendering ColorEmoji with Matplotlib

In previous post, we introduced mpl-simple-svg-parser package that lets you render svg. You can further use this to render color emoji.
Oct 28, 2024
Jae-Joon Lee

Rendering SVG with Matplotlib

This tutorial demonstrates how one can include svg in…
Oct 27, 2024
Jae-Joon Lee

Introducing mpl-pe-fancy-bar

tutorial
mpl-pe-fancy-bar
mpl-visual-context
mpl-pe-fancy-bar is a module that includes patheffect classes that can be applied to bar plots created by Matplotlib which will transform the rectangles to other shapes.
May 31, 2024
Jae-Joon Lee

Alphabet frequency plot

tutorial
mpl-poormans-3d
mpl-visual-context
We will creat plot of alphabet frequency. We will use mpl-poormans-3d package. The package can give your 2d plot some (but limited) 3d feel.
Mar 25, 2024
Jae-Joon Lee

Upgrade your violinplot with mpl-visual-context

tutorial
mpl-visual-context
In this post, I will show how you can upgrade your violinplot with mpl-visual-context and make it fancy.
Mar 24, 2024
Jae-Joon Lee

mpl-flags : drawing flags with Matplotlib

tutorial
mpl-flags
This post is to introduce mpl-flags package. To demonstrate the package, we would like to reproduce the plot from this post, only the barchart part.
Mar 18, 2024
Jae-Joon Lee

Assembling Multiple Legends into a single box

My solution to https://twitter.com/zh1zh4n6/status/1759823358340825149
Feb 24, 2024
Jae-Joon Lee

Christmas Patterns in Matplotlib

tutorial
mpl-visual-context
patterns
PatternMonster provide a greate collection of patterns in svg format. mpl-pe-pattern-monster is a package that lets you use these patterns in matplotlib. The original…
Dec 27, 2023
Jae-Joon Lee

Introducing mpl-speech-bubble

In this post, I will introduce mpl-speech-bubble package.
Nov 30, 2023
Jae-Joon Lee
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