How To Install python3-yarl on Ubuntu 20.04

In this tutorial we learn how to install python3-yarl on Ubuntu 20.04. python3-yarl is yet another URL library for Python

Introduction

In this tutorial we learn how to install python3-yarl on Ubuntu 20.04.

What is python3-yarl

python3-yarl is:

URL is constructed from str:

from yarl import URL url = URL(‘https://www.python.org/~guido?arg=1#frag') url URL(‘https://www.python.org/~guido?arg=1#frag')

All URL parts: scheme, user, passsword, host, port, path, query and fragment are accessible by properties:

url.scheme ‘https’ url.host ‘www.python.org’ url.path ‘/~guido’ url.query_string ‘arg=1’ url.query <MultiDictProxy(‘arg’: ‘1’)> url.fragment ‘frag’

All URL manipulations produces a new URL object:

url.parent / ‘downloads/source’ URL(‘https://www.python.org/downloads/source')

Strings passed to constructor and modification methods are automatically encoded giving canonical representation as result::

url = URL(‘https://www.python.org/путь’) url URL(‘https://www.python.org/%D0%BF%D1%83%D1%82%D1%8C')

Regular properties are percent-decoded, use raw_ versions for getting encoded strings:

url.path ‘/путь’

url.raw_path ‘/%D0%BF%D1%83%D1%82%D1%8C’

Human readable representation of URL is available as .human_repr():

url.human_repr() ‘https://www.python.org/путь’

There are three methods to install python3-yarl 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-yarl 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-yarl using apt-get by running the following command:

sudo apt-get -y install python3-yarl

Install python3-yarl Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install python3-yarl using apt by running the following command:

sudo apt -y install python3-yarl

Install python3-yarl 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-yarl using aptitude by running the following command:

sudo aptitude -y install python3-yarl

How To Uninstall python3-yarl on Ubuntu 20.04

To uninstall only the python3-yarl package we can use the following command:

sudo apt-get remove python3-yarl

Uninstall python3-yarl And Its Dependencies

To uninstall python3-yarl and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:

sudo apt-get -y autoremove python3-yarl

Remove python3-yarl Configurations and Data

To remove python3-yarl configuration and data from Ubuntu 20.04 we can use the following command:

sudo apt-get -y purge python3-yarl

Remove python3-yarl configuration, data, and all of its dependencies

We can use the following command to remove python3-yarl configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge python3-yarl

References

Summary

In this tutorial we learn how to install python3-yarl package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.