How To Install python3-wcag-contrast-ratio on Ubuntu
Posted on April 1, 2023 (Last modified on May 20, 2023 )
2 minutes • 396 words
Introduction
In this tutorial we learn how to install python3-wcag-contrast-ratio on Ubuntu.
What is python3-wcag-contrast-ratio
python3-wcag-contrast-ratio is:
This package provides a Python library that calculates the contrast ratio of colors based on Web Content Accessibility Guidelines (WCAG) 2 standard, published by the Web Accessibility Initiative (WAI). The actual WCAG technical documents are created by the Accessibility Guidelines Working Group (AG WG), which are part of the WAI.
This library also provides some checking if contrast meets the required level.
This package contains the Python 3 version of the library.
There are three methods to install python3-wcag-contrast-ratio on Ubuntu. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install python3-wcag-contrast-ratio Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install python3-wcag-contrast-ratio using apt-get by running the following command:
sudo apt-get -y install python3-wcag-contrast-ratio
Install python3-wcag-contrast-ratio Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install python3-wcag-contrast-ratio using apt by running the following command:
sudo apt -y install python3-wcag-contrast-ratio
Install python3-wcag-contrast-ratio Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install python3-wcag-contrast-ratio using aptitude by running the following command:
sudo aptitude -y install python3-wcag-contrast-ratio
How To Uninstall python3-wcag-contrast-ratio on Ubuntu
To uninstall only the python3-wcag-contrast-ratio package we can use the following command:
sudo apt-get remove python3-wcag-contrast-ratio
Uninstall python3-wcag-contrast-ratio And Its Dependencies
To uninstall python3-wcag-contrast-ratio and its dependencies that are no longer needed by Ubuntu, we can use the command below:
sudo apt-get -y autoremove python3-wcag-contrast-ratio
Remove python3-wcag-contrast-ratio Configurations and Data
To remove python3-wcag-contrast-ratio configuration and data from Ubuntu we can use the following command:
sudo apt-get -y purge python3-wcag-contrast-ratio
Remove python3-wcag-contrast-ratio configuration, data, and all of its dependencies
We can use the following command to remove python3-wcag-contrast-ratio configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge python3-wcag-contrast-ratio
Dependencies
python3-wcag-contrast-ratio have the following dependencies:
References
Summary
In this tutorial we learn how to install python3-wcag-contrast-ratio package on Ubuntu using different package management tools: apt, apt-get and aptitude.