Python

Python Introduction

Python is a general purpose high level programming language and introduced by Guido van Rossum in 1989 NRI. It is a Open source, so anyone can contribute to its development. Code that is as understandable as plain English language. It is suitable for everyday tasks, allowing for short development times.
This is becoming most demanding language why beacuse it provides very concise code and rich libraries(Batteries).
How it's provide concise Code?
Take Java language as an example where to write a simple program we need to know what is class,package,modifiers etc.We need to write 3 to four line of coding just to print Hello Wold Program. But in Python same can be achieved in one line only.

Python Installation

Python comes with two parallel versions and not dependent on each other. Python 3 is not a enhanced version of Python 2 but both are independent. It's always recommended to start learning with Python 3 only why because 2020 onwards there will be no support from Python Software foundation for Python 2.

Open www.python.org and try to download latest stable version of python.
Go to download section and download
i.e.Python 3.7.2

Environment Variable Setup

There is an option provided to set up the envirinment variable while Python installation time only.
i.e: Add Python 3.7 to PATH
Python installation provides below tools to execute python programs
Python REPL Tool(Python IDLE):Read Evaluate Print Loop