from tkinter import *
window=Tk()
window.title("Python")
window.configure(bg= '#ff5f00')
f1=Frame()
f2=Frame()


t1 = Label(f1,width=10, height=5,bg='yellow',text='1')
t2 = Label(f1,width=10, height=5,bg='green',text='2')
t3 = Label(f2,width=10, height=5,bg='blue',text='3')
t4 = Label(f2,width=10, height=5,bg='orange',text='4')
f1.pack()
f2.pack()
t1.pack(side=LEFT)
t2.pack(side=LEFT)
t3.pack(side=LEFT)
t4.pack(side=LEFT)

window.mainloop()