cssparse_py3 command not found

In this troubleshooting guide we learn how to fix cssparse_py3 command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

cssparse_py3: command not found

or when using sudo you get the following error message

sudo: cssparse_py3: command not found

Solutions to cssparse_py3: command not found

How To Fix cssparse_py3: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu cssparse_py3 is provided by python3-cssutils package.

python3-cssutils is:

Python3 package to parse and build CSS Cascading Style Sheets. DOM only, not any rendering facilities! Base upon and partly implements the following specifications:

CSS 2.1 and CSS 2.1 Errata
CSS3 Module: Syntax
DOM Level 2 Style CSS
DOM Level 2 Style Stylesheets
CSSOM
MediaQueries
Namespaces
Selectors

To fix this problem, we can install more using the command below.

sudo apt-get -y install python3-cssutils

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install python3-cssutils.

sudo apt -y install python3-cssutils

Or if you have aptitude installed you can use the following command.

sudo aptitude install python3-cssutils

Summary

In this tutorial we learn how to fix cssparse_py3 command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.