flask-tutorial

https://flask.palletsprojects.com/en/1.1.x/tutorial/

New Project

Create an environment

py -3 -m venv venv

Activate the environment

venv\Scripts\activate

Within the activated environment, install Flask

pip install Flask

Run the project

You should be in the top-level flask-tutorial

set FLASK_APP=flaskr
set FLASK_ENV=development
flask run