You are reading an old version of the documentation (v3.1.3). For the latest version see https://matplotlib.org/stable/api/_as_gen/matplotlib.axis.Axis.get_minorticklocs.html
Version 3.1.3
matplotlib
Fork me on GitHub

matplotlib.axis.Axis.get_minorticklocs

Axis.get_minorticklocs(self)[source]

Get the array of minor tick locations in data coordinates.