Python 3.9.1 is the latest major release of the Python programming language. It includes several new features and optimizations and has around 282 changes since 3.9.0 which is a significant amount. 3.9.1 is the first version of Python that supports macOS 11 Big Sur. With XCode 11 and later it is now possible to create “Universal 2” binaries that run on Apple Silicon.
Module State Access from C Extension Methods
Flexible High Performant PEG-Based Parser
Dictionary Update and Merge Operators
New String Functions to Remove Prefix and Suffix
Support for IANA time zone In Date Time
There are two methods to install python 3.9 on Ubuntu
Method 1: Manually Installing Python
Method 2: Python Installation on Ubuntu via PPA
Discover Full Steps - Python 3.9 Installation on Ubuntu 20.04 LTS