Type 'help', 'copyright', 'credits' or 'license' for more information.

Here is what you should expect to see: $ python3 To make sure your Python installation is functional, you can open a terminal window and type python3, or if that does not work, just python. If you are using Microsoft Windows along with WSL or Cygwin, note that you will not be using the Windows native version of Python, but a Unix-friendly version that you need to obtain from Ubuntu (if you are using WSL) or from Cygwin. If your operating system does not provide you with a Python package, you can download an installer from the Python official website. If you don't have Python installed on your computer, go ahead and install it now. The GitHub links for this chapter are: Browse, Zip, Diff. The Diff link will open a graphical view of all the changes that were made in the chapter you are about to read. The Zip link is a download link for a zip file including the entire application up to and including the changes in the chapter. The Browse link will open the GitHub repository for Microblog at the place where the changes for the chapter you are reading were added, without including any changes introduced in future chapters. Once you become more familiar with Flask and the example application you can access the code directly from GitHub if the typing becomes too tedious.Īt the beginning of each chapter, I'm going to give you three GitHub links that can be useful while you work through the chapter. Downloading the code from GitHub can save you a lot of typing, but I strongly recommend that you type the code yourself, at least for the first few chapters.

Chapter 23: Application Programming Interfaces (APIs)Īll the code examples presented in this book are hosted on a GitHub repository.Chapter 19: Deployment on Docker Containers.

Chapter 15: A Better Application Structure.Chapter 1: Hello, World! (this article).By the end of this chapter you are going to have a simple Flask web application running on your computer!įor your reference, below is a list of the articles in this series. In this first chapter, you are going to learn how to set up a Flask project. Welcome! You are about to start on a journey to learn how to create web applications with Python and the Flask framework.

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