frameA = Frame(master)
frameA.pack(side=LEFT, fill=BOTH, expand=YES)
frameB = Frame(master)
frameB.pack(side=RIGHT, fill=BOTH, expand=YES)
recale = 0.4
self.img = ImageTk.PhotoImage(img.resize((int(rescale*width), int(recale*height)), Image.ANTIALIAS)

self.panelA = Label(frameA, image=self.img)
self.pabelA.pack(side=LEFT, fill=BOTH, expand=YES)

self.panelB = Label(frameB, image=self.img)
self.pabelB.pack(side=LEFT, fill=BOTH, expand=YES)