Bollinger Bands =============== This example is based on: * http://www.investopedia.com/articles/trading/07/bollinger.asp .. literalinclude:: ../samples/bbands.py this is what the output should look like: .. literalinclude:: ../samples/bbands.output and this is what the plot should look like: .. image:: ../samples/bbands.png You can get better returns by tunning the Bollinger Bands period as well as the entry and exit points.