How To Install python-zbar on Ubuntu 18.04
Introduction
In this tutorial we learn how to install python-zbar on Ubuntu 18.04.
What is python-zbar
python-zbar is:
ZBar is a library for scanning and decoding bar codes from various sources such as video streams, image files or raw intensity sensors. It supports EAN-13/UPC-A, UPC-E, EAN-8, Code 128, Code 39, Interleaved 2 of 5 and QR Code.
This package contains the Python bindings.
There are three methods to install python-zbar on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install python-zbar Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install python-zbar using apt-get by running the following command:
sudo apt-get -y install python-zbar
Install python-zbar Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install python-zbar using apt by running the following command:
sudo apt -y install python-zbar
Install python-zbar 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 python-zbar using aptitude by running the following command:
sudo aptitude -y install python-zbar
How To Uninstall python-zbar on Ubuntu 18.04
To uninstall only the python-zbar package we can use the following command:
sudo apt-get remove python-zbar
Uninstall python-zbar And Its Dependencies
To uninstall python-zbar and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove python-zbar
Remove python-zbar Configurations and Data
To remove python-zbar configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge python-zbar
Remove python-zbar configuration, data, and all of its dependencies
We can use the following command to remove python-zbar configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge python-zbar
References
Summary
In this tutorial we learn how to install python-zbar package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
