Python – Installation and Environment Setup

Installation of Python and Environment setup

In this section, we will learn how to install Python on various operating systems.

Installation of Python on Windows

To download the latest release of Python go to this link https://www.python.org/downloads/. In this process, we will install Python on our Windows OS.

Python Environment

Double-click the downloaded .exe file; The following window will open. customize installation and proceed.

Python Environment

The following window shows all the optional features. To continue we need to click on Next.

Python Environment

The following window shows the list of advanced options. Select all the options you want to install and click on Next. Notice here that the first check box is selected (install for all users). Now, we are ready to install Python.

Python Environment

Now, try running Python at command prompt. In the case of python2 or python3, type the command Python. This will show an error as per the image below. This is because we have not led the way.

python applications

To determine the path to Python, right click on “My computer” and go to Properties → Advanced → Environment Variables.

Python Environment
Python Environment

Add a new path variable to the user variable section.

Python Environment

Type PATH as the variable name and set the path for Python’s installation directory.

Python Environment

Now, the path is fixed, we are ready to run Python on our system. Open CMD again, and type Python again. This will open the Python interpreter where we can execute Python’s statements.