text: from tkinter import *
  root = Tk()
  #frame 1: top frame
  topFrame = Frame(root)
  topFrame.pack(side=TOP)
  
  #frame 2: bottom frame
  bottomFrame = Frame(root)
  bottomFrame.pack(side=BOTTOM) 
  
  button1 = Button(topFrame,text="Button 1",fg="red")
  button2 = Button(topFrame,text="Button 2",fg="blue")
  button3 = Button(topFrame,text="Button 3",fg="green")
  button4 = Button(bottomFrame,text="Button 4",fg="purple")
  
  button1.pack(side=LEFT)
  button2.pack(side=LEFT)
  button3.pack(side=LEFT)
  button4.pack(side=BOTTOM)
  
  #the event loop
  root.mainloop()
  