You need to download some files to follow this lesson:
datafolder from the Unix shell with:
$ cd $ cd Desktop/python-novice-inflammation/data
If you will be using the Jupyter (IPython) notebook for the lesson, you should have already installed Anaconda which includes the notebook.
To start the notebook, open a terminal or git bash and type the command:
$ jupyter notebook
To start the Python interpreter without the notebook, open a terminal or git bash and type the command: