Debug a Flask (Python) web application in Visual Studio Code

Question

How do I configure Visual Studio Code to debug a Flask (Python) web application?

For example, when I set the debugger in the view function, it should allow me to step

Answer 1

To further extend on the answer from Guy, I had to configure a debugger for Visual Studio Code in a Windows environment with Anaconda 2. I did so by using the following:

{
    "python.pythonPath": "C:\\ProgramData\\Anaconda2\\envs\\neuralnets\\python.exe"
}

with neuralnets being my Anaconda 2 virtual environment.