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.axis.Axis.set_ticks.html
Version 2.2.2
matplotlib
Fork me on GitHub

matplotlib.axis.Axis.set_ticks

Axis.set_ticks(ticks, minor=False)[source]

Set the locations of the tick marks from sequence ticks

ACCEPTS: sequence of floats