Change icon in a Matplotlib figure window

Question

Is it possible to change the icon of a Matplotlibe figure window? My application has a button that opens a Figure window with a graph (created with Matplotlib). I managed to

Answer 1

Just adding this here, now that the Qt5Agg backend has made it's way into the mainstream. It's similar (pretty much the same) to the Qt4Agg backend as outlined by Sijie Chen's answer.

import os
import matplotlib.pyplot as plt
from PyQt5 import QtGui

# Whatever string that leads to the directory of the icon including its name
PATH_TO_ICON = os.path.dirname(__file__) + '/static/icons/icon.ico'

plt.get_current_fig_manager().window.setWindowIcon(QtGui.QIcon(PATH_TO_ICON))