Install Python3 and Setup Environment on Ubuntu 20.04

In this tutorial we will discus on installing process of python 3 and its programming environment on ubuntu 20.04.

Step 1: Update and Upgrade

First of all log on your ubuntu 20.04 os and open terminal, then update and upgrade your system. Then install python3 for ensure latest version of python3.

$ sudo apt update

$ sudo apt upgrade

$ sudo apt install python3

Step 2: Check Python Version

Now check the python3 version as following -

$ python3 -V

You will see the version of installed python3 as bellow -

Python 3.8.5

Step 3: Install pip

To manage/install software packages for python, install pip, it will help to manage package or modules on your python project.

$ sudo apt install python3-pip

Check pip3 version as bellow

$ pip3 -V

You will see version information as bellow

pip 20.0.2 from /usr/lib/python3/dist-packages/pip (python 3.8)

You can install package on your python project as bellow

$ pip install your_package_name

Step 4 : Install some essential additional tools

Now install some additional tools that required for initial development environment.

$ sudo apt install build-essential libssl-dev libffi-dev python3-dev

Step 4 : Install python virtual environment

The main purpose of Python virtual environment is to create an isolated environment for your python project. That means every project can have its own dependencies, regardless of other projects have. You can install python virtual environment as bellow

$ sudo apt install -y python3-venv

Step 5 : Create virtual environment

You can create a virtual environment for your project, that can have some dependencies required for the project. Every project can have its own virtual environment. You can create virtual environment using venv commend as bellow

$ python3 -m venv env

here we create virtual environment named env you can use any meaningful name for your virtual environment.