To use ipython (jupyter notebook app) console run

tutorial_pycity.ipynb

open a command window (assumes you are using a Windows operation system)
Change your working directory to the path of 
tutorial_pycity.ipynb
via
'cd /d <your_path_to_ipynb_folder> 

Then, type
'jupyter notebook'
and press enter

The jupyter notebook should open within your browser (such as firefox).

Click on 
tutorial_uesgraph.ipynb
to start the tutorial.