Matplotlib is a leading library for data visualisation in Python, essential for creating impressive plots effortlessly. The library has influenced many other popular plotting libraries, highlighting ...

When using a (Timed)Animation inside a %matplotlib notebook cell after a %matplotlib inline cell, the first call to that cell fails with AttributeError: 'NoneType' object has no attribute ...

Is this a bug or intended behavior? I'm using matplotlib 1.4.3 and IPython 3.2.0 on OS X via conda.

That line is only for jupyter notebooks, if you are using another editor, you'll use: plt.show() at the end of all your plotting commands to have the figure pop up in another window. There are two ...