Instructions to install:

WARNING: This demo was coded in one day. Expect unreadable, uncommented, spaghetti code. Sorry about that.

Assuming you have installed python 2.6+, pip and virtualenv.

1. Clone the repository
2. cd to the folder
3. Create the virtual environment: virtualenv venv --distribute
4. Activate the virtual environment: source venv/bin/activate
5. Install requeriments: pip install -r requeriments.txt
6. Follow the instructions here to get the Sentiwordnet database file and place it in the right folder (maybe for testing purposes you can search google for "Sentiwordnet.txt" and get one)
7. Enable the development server: python server.py
8. Go to: http://localhost:8080

You can see a working demo here: http://sentiment.dev.ber.to/

Have fun. You can contact me via twitter: @bertez