How To Install python-hamcrest on Ubuntu 18.04
Introduction
In this tutorial we learn how to install python-hamcrest on Ubuntu 18.04.
What is python-hamcrest
python-hamcrest is:
PyHamcrest is a framework for writing matcher objects, allowing you to declaratively define “match” rules. There are a number of situations where matchers are invaluable, such as UI validation, or data filtering, but it is in the area of writing flexible tests that matchers are most commonly used. This tutorial shows you how to use PyHamcrest for unit testing.
When writing tests it is sometimes difficult to get the balance right between overspecifying the test (and making it brittle to changes), and not specifying enough (making the test less valuable since it continues to pass even when the thing being tested is broken). Having a tool that allows you to pick out precisely the aspect under test and describe the values it should have, to a
There are three methods to install python-hamcrest 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-hamcrest 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-hamcrest using apt-get by running the following command:
sudo apt-get -y install python-hamcrest
Install python-hamcrest Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install python-hamcrest using apt by running the following command:
sudo apt -y install python-hamcrest
Install python-hamcrest 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-hamcrest using aptitude by running the following command:
sudo aptitude -y install python-hamcrest
How To Uninstall python-hamcrest on Ubuntu 18.04
To uninstall only the python-hamcrest package we can use the following command:
sudo apt-get remove python-hamcrest
Uninstall python-hamcrest And Its Dependencies
To uninstall python-hamcrest and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove python-hamcrest
Remove python-hamcrest Configurations and Data
To remove python-hamcrest configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge python-hamcrest
Remove python-hamcrest configuration, data, and all of its dependencies
We can use the following command to remove python-hamcrest configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge python-hamcrest
References
Summary
In this tutorial we learn how to install python-hamcrest package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
