For more information on IPython notebooks and open data, you can refer to the following:
Data science Python notebooks available at https://github.com/donnemartin/data-science-ipython-notebooks (retrieved January 2016)
A collection of tutorials and examples for solving and understanding machine learning and pattern classification tasks available at https://github.com/rasbt/pattern_classification (retrieved January 2016)
Awesome public datasets available at https://github.com/caesar0301/awesome-public-datasets (retrieved January 2016)
UCI machine learning datasets available at https://archive.ics.uci.edu/ml/datasets.html (retrieved January 2016)
Gallery of interesting IPython notebooks available at https://github.com/ipython/ipython/wiki/A-gallery-of-interesting-IPython-Notebooks (retrieved January 2016)