%matplotlib inline. That line is only for jupyter notebooks, if you are using another editor, you'll use: ... Subplot. To plot multiple plots on the same canvas use the subplot method. This takes ...

I suspect the problem is that matplotlib needs constant-length arrays to plot two on the same plot. For each 'tick' of the animate function it will need to know what value to write for that instant.

We use matplotlib for plotting in python. To have some more control over the coordinate axis we'll use .subplots. The first few lines of code just change the plot from a bounding box to a set of ...