While subplot positions the plots in a regular grid, axes allows free placement within the figure. Both can be useful depending on your intention. We've already worked with figures and subplots ...

matplotlib is probably the single most used Python package for 2D-graphics. It provides both a very quick way to visualize data from Python and publication-quality figures in many formats. We are ...

Import the matplotlib.pyplot module under the name plt (the tidy way) import matplotlib.pyplot as plt. ... 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.