Over 180,000 free fonts download. Dafont free browse by alphabetical listing, by category and more. Dafontfree for Personal & Commercial Use. . Step 3: Create the GUI. Next, you’ll need to create the tkinter GUI, so that you can place the charts on it. To begin, you’ll need to import the tkinter and matplotlib modules as follows: import tkinter as tk import matplotlib.pyplot as plt from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg. Then, add the charts to the.