Matplotlib Xkcd Not Working On Mac

I've small problem in visualizing matplotlib xkcd plots. By simply trying to execute the example found on matplotlib.org. When i execute xkcd.py the visualization of the plots doe

Solution 1:

As a commenter said, the macOSX backend isn't supported. With Python 3.4 on OS X 10.10.1, TkAgg worked.

import matplotlib
matplotlib.use("TkAgg")