# Tk_uniquify_rgb_data_sort.py

# Tk_uniquify_rgb_data_sort.py

import Tkinter as tk
from tkFileDialog import askopenfilename
from PIL import Image, ImageTk

def openfile():
    img_data = askopenfilename(filetypes=[('png files', '.png'), ('jpg files', '.jpg')])
    image = Image.open(img_data)
    rgb = image.convert("RGB")
    sss = list(rgb.getdata())
    ccc = set(sss)
    d = {}
    for i in ccc:
        d[i] = sss.count(i)
    ttt = sorted(d.items(), key=lambda value: value[1], reverse=True)
    ttt = [z for z,x in ttt]

    t = 0
    for c in ttt:
        x = t%15*90
        y = t/15*18
        canvas.create_rectangle(x, y, x+90, y+18, fill="#%02x%02x%02x" % (c))
        canvas.create_text(x+45, y+9, text=c, fill="white", font='Ariel 9')
        canvas.update()
        t += 1
0

ww=1400
hh=720
root = tk.Tk()
canvas = tk.Canvas(root, width=ww, height=hh)
canvas.pack()
openfile()