# Tk_Widget_Snapshot.py

# Tk_Widget_Snapshot.py

from Tkinter import *
from PIL import ImageGrab,ImageTk
import time

root=Tk()

sq = 60
midsq=sq/2
numsq = 9
numbers=range(1,10)

cvw,cvh=9*sq, sq
canvas = Canvas(root,width=cvw,height=cvh)

for i in numbers:
    canvas.create_text(sq*i-midsq,midsq, font=("Calibri", sq-8), text=i, fill='grey40')
canvas.pack()
canvas.update()

def grabwidget(widget,xy):
    xx,yy,x2,y2=xy
    x = widget.winfo_rootx()
    y = widget.winfo_rooty()
    w = widget.winfo_width()
    h = widget.winfo_height()
    time.sleep(0.3)
    img=ImageGrab.grab((x+xx, y+yy, x+w+x2, y+h+y2))
    return ImageTk.PhotoImage(img)

img9 = grabwidget(canvas,(0,0,sq*9,sq))

canvas.create_image(25,25, anchor=NW,image=img9) ### example made offset

root.mainloop()