How To Install python3-mypy-extensions on Debian 11

In this tutorial we learn how to install python3-mypy-extensions on Debian 11. python3-mypy-extensions is Experimental type system extensions for mypy typechecker (Python 3)

Introduction

In this tutorial we learn how to install python3-mypy-extensions on Debian 11.

What is python3-mypy-extensions

python3-mypy-extensions is:

Add type annotations to your Python programs, and use mypy to type check them. Mypy is essentially a Python linter on steroids, and it can catch many programming errors by analyzing your program, without actually having to run it. Mypy has a powerful type system with features such as type inference, gradual typing, generics and union types.

The “mypy_extensions” module defines experimental extensions to the standard “typing” module that are supported by the mypy typechecker.

This package provides the modules for Python 3.

There are three methods to install python3-mypy-extensions on Debian 11. 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-mypy-extensions 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-mypy-extensions using apt-get by running the following command:

sudo apt-get -y install python3-mypy-extensions

Install python3-mypy-extensions Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install python3-mypy-extensions

Install python3-mypy-extensions 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 Debian. Update apt database with aptitude using the following command.

sudo aptitude update

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

sudo aptitude -y install python3-mypy-extensions

How To Uninstall python3-mypy-extensions on Debian 11

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

sudo apt-get remove python3-mypy-extensions

Uninstall python3-mypy-extensions And Its Dependencies

To uninstall python3-mypy-extensions and its dependencies that are no longer needed by Debian 11, we can use the command below:

sudo apt-get -y autoremove python3-mypy-extensions

Remove python3-mypy-extensions Configurations and Data

To remove python3-mypy-extensions configuration and data from Debian 11 we can use the following command:

sudo apt-get -y purge python3-mypy-extensions

Remove python3-mypy-extensions configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge python3-mypy-extensions

Dependencies

python3-mypy-extensions have the following dependencies:

References

Summary

In this tutorial we learn how to install python3-mypy-extensions package on Debian 11 using different package management tools: apt, apt-get and aptitude.