Build A Flask App at Website Design

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Build A Flask App. We're going to call it app.py. The code lets us run a basic web application that we can serve, as if it were a website.

Building your first Flask app Python on the web
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Python app created with flask. We're going to call it app.py. The most basic flask app can be just a single file.

Building your first Flask app Python on the web

App.run () save it in a file and then run the script we will be getting an output like this. Next, cd into the flask_docker directory and run the below command to install flask. In most cases, and if you’ve been following along with this course, the module name is app because the flask code is in the file app.py , and the app name is app , because that’s what we called it in the file. There are many ways you can structure your project but to deploy on heroku later, the procfile must be exposed in the root directory (more on the procfile later).