Img_processing.py~

import numpy as np
import cv2
from PIL import Image


img = cv2.imread("circle.jpg", 0)

picture = []
row = []
image = []
for i in range(img.shape[0]):
	row = []
	for j in range(img.shape[1]):
		row.append(img[i][j])
	picture.append(row)

#print picture

np.savetxt("testfile.txt", picture, fmt='%s', delimiter=',')

img = Image.new('L', (240,240))



for row in picture:
	image.extend(row)

img.putdata(image)
img.save('image2.png')