default version of ubuntu 16.04 is 3.5.2. to install python 3.6 on ubuntu 16.04, follows the steps below:
How to Install Python 3.6 on Ubuntu 16.04
We’ll show you, How to Install Python 3.6 on Ubuntu 16.04. Python is a high-level, interpreted, interactive and object-oriented scripting language, and it is one of the most popular programming languages in the world. Python is designed to be highly readable and it can be used to build just about anything. It is using English keywords instead of punctuation and it also has fewer syntactical constructions than other programming languages. Python allows programmers to use different programming styles for creating their programs, get quicker results and write code almost as if speaking in a human language. Some of the most popular systems and applications in the world that have employed Python during development include Google Search, YouTube, Google App Engine, Maya and many more. Installing Python 3.6 on Ubuntu 16.04, is an easy task, just follow the steps below carefully and you should have Python 3.6 on Ubuntu 16.04 installed in few minutes.
Python 2.7 and Python 3.5 are installed on Ubuntu 16.04 by default. In this tutorial we will guide you through steps of installing the latest Python 3.6 on Ubuntu 16.04.
1. Login via SSH and update all installed packages
First of all, login to your Ubuntu 16.04 VPS via SSH as user root
ssh root@IP_Address -p Port_number
and update all installed packages
2. Check the currently installed version of Python
To check the currently installed version of Python, execute the following command
# python -V
To check the Python 3 version, use the following command
# python3 -V
There are two methods of installing Python 3.6 on an Ubuntu 16.04 VPS, from source and from PPA.
3. Install Python 3.6 on Ubuntu 16.04, from source
In order to install the latest Python 3.6 release for Linux/UNIX, go to their official website and download its source code to your server. At the moment of writing this article it is version 3.6.3