#!/usr/bin/python3.5
# -*- coding: utf-8 -*-
from tkinter import *
from PIL import Image, ImageTk
def onClick_ButOpen_ToolBar():
    pass
    File =  "man.jpg"
    img = ImageTk.PhotoImage(Image.open(File))
    canvas = Canvas(frame, bd=0,   width=1500, height=800 )
    canvas.create_image(0,0,image=img, anchor="nw")
    canvas.pack()
root = Tk()
root.title("Графическая программа на Python")
root.geometry("1500x700")
root.resizable(False, False)  
myToolBar = Frame(height=130, bd=1, relief=RAISED)
imgToolBarOpen = ImageTk.PhotoImage(file="open_25.png")
butToolBarOpen = Button(myToolBar, image=imgToolBarOpen,  width=25,height=25,  command=onClick_ButOpen_ToolBar)
butToolBarOpen.pack(side=LEFT, padx=2,pady=2)
myToolBar.pack(side=TOP, fill=X)
frame = Frame(root, bd=2, relief=SUNKEN )
frame.pack( fill=BOTH, expand=1 )  
#File = "big.jpg"
#img = ImageTk.PhotoImage(Image.open(File))
#canvas = Canvas(frame, bd=0,   width=1500, height=800 )
#canvas.create_image(0,0,image=img, anchor="nw")
#canvas.pack()
root.mainloop()

 from tkinter import *
from PIL import Image, ImageTk
 
def onClick_ButOpen_ToolBar():
    canvas.create_image(0,0,image=img, anchor="nw")
 
root = Tk()
root.title("Графическая программа на Python")
root.geometry("1500x700")
root.resizable(False, False)
myToolBar = Frame(height=130, bd=1, relief=RAISED)
imgToolBarOpen = ImageTk.PhotoImage(file="open_25.png")
butToolBarOpen = Button(myToolBar, image=imgToolBarOpen,  width=25,height=25,  command=onClick_ButOpen_ToolBar)
butToolBarOpen.pack(side=LEFT, padx=2,pady=2)
myToolBar.pack(side=TOP, fill=X)
frame = Frame(root, bd=2, relief=SUNKEN)
frame.pack( fill=BOTH, expand=1 )
File = "big.jpg"
img = ImageTk.PhotoImage(Image.open(File))
canvas = Canvas(frame, bd=0,   width=1500, height=800 )
canvas.pack()
root.mainloop()

 def onClick_ButOpen_ToolBar():
    File =  "man.jpg"

  File = fd.askopenfilename(filetypes=(("JPG files", "*.jpg"),  ))

 def onClick_ButOpen_ToolBar():
    File =  "man.jpg"
    canvas.img = ImageTk.PhotoImage(Image.open(File))
    vb = canvas.create_image(0,0,image=canvas.img, anchor="nw")