Generates a black to white gradient, from black to white, passing through all the grey values.

gradient.py

import time
import random
from PIL import Image

LINE = []

for i in range(256):
	LINE.append(i)

	
MATRIX = LINE*256
nixel = iter(MATRIX)

def noisefield():
	im = Image.new("L", (256, 256))
	for x in range(256):
		for y in range(256):
			im.putpixel((x, y), next(nixel))
	im.save('<FILEPATH>'+time.strftime('%Y%m%d%H%M%S')+".png")
	im.show()

noisefield()