In this basic Python Flask tutorial, we will see how to install Flask. We also implement a simple Hello World application using Flask. We will also learn how to run the Hello World Python Flask application.
Virtual Environments in Python provides an isolated and self contained instance of the version of Python and all other modules or packages that a specific project is dependent on. Virtual Environments appear in the form of directory with the name of the environment we choose and contain the version of Python, scripts, libraries and packages that are available with in the virtual environment.