Docker hello world setup for a flask app, as described on the Docker tuts
The python code connects to Redis and maintains a counter for every hit from client and returns on the page.
Run the following to get the app running in a container. NOTE: Make sure docker is installed
docker build --tag=dockersayshello .
docker run -p 4000:80 dockersayshello
Hit localhost:4000 on your browser to checkout the response