main.py

import tkinter

def main():
  root = tkinter.Tk()
  canvas = tkinter.Canvas(root, width=200, height=100)
  canvas.pack()
  button = tkinter.Button(root, text="test")
  button.bind("<Button-1>", lambda e: print("left clicked"))
  button.bind("<Button-2>", lambda e: print("right clicked")) # Should print "right clicked" to the console. Change it to <Button-3> and it won't work
  button.pack()
  root.update()
  root.mainloop()
  
main()