You are reading an old version of the documentation (v2.2.2). For the latest version see https://matplotlib.org/stable/api/_as_gen/matplotlib.axes.Axes.get_yticks.html
Version 2.2.2
matplotlib
Fork me on GitHub

matplotlib.axes.Axes.get_yticks

Axes.get_yticks(minor=False)

Return the y ticks as a list of locations