Compose Getting Started doesn't work on Windows

Expected behavior

Following the Docker Compose Getting Started from here

And trying to run it on Docker for Windows. Expectation is that I can connect on http://127.0.0.1:5000 and see the result from the

Actual behavior

The web service is not started and the error I receive is that there is no app.py file in the /code folder

Information

The same code works without problems on Linux using Docker 1.12 and Compose 1.8.0