How To Install python3-astropy-healpix on Ubuntu 20.04
Introduction
In this tutorial we learn how to install python3-astropy-healpix
on Ubuntu 20.04.
What is python3-astropy-healpix
python3-astropy-healpix is:
HEALPix is an acronym for Hierarchical Equal Area isoLatitude Pixelization of a sphere. As suggested in the name, this pixelization produces a subdivision of a spherical surface in which each pixel covers the same surface area as every other pixel. It is commonly used to store all-sky astronomical images, most famously maps of the cosmic microwave background.
This is a BSD-licensed HEALPix package developed by the Astropy project and based on C code written by Dustin Lang in astrometry.net.
This package provides modules for Python 3.
There are three methods to install python3-astropy-healpix
on Ubuntu 20.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install python3-astropy-healpix 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-astropy-healpix
using apt-get
by running the following command:
sudo apt-get -y install python3-astropy-healpix
Install python3-astropy-healpix Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install python3-astropy-healpix
using apt
by running the following command:
sudo apt -y install python3-astropy-healpix
Install python3-astropy-healpix 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-astropy-healpix
using aptitude
by running the following command:
sudo aptitude -y install python3-astropy-healpix
How To Uninstall python3-astropy-healpix on Ubuntu 20.04
To uninstall only the python3-astropy-healpix
package we can use the following command:
sudo apt-get remove python3-astropy-healpix
Uninstall python3-astropy-healpix And Its Dependencies
To uninstall python3-astropy-healpix
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove python3-astropy-healpix
Remove python3-astropy-healpix Configurations and Data
To remove python3-astropy-healpix
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge python3-astropy-healpix
Remove python3-astropy-healpix configuration, data, and all of its dependencies
We can use the following command to remove python3-astropy-healpix
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge python3-astropy-healpix
References
Summary
In this tutorial we learn how to install python3-astropy-healpix
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.