SQUARED imgtrans

from PIL import Image
import sys, binascii, hashlib, os, pprint, math, random

path = "dot.png"

imgdata = open(path,'rb').read().encode('base64')
hue = str(imgdata)
value = bin(int(binascii.hexlify(hue), 16)).replace('b','')
cmap = {'0': (255,255,255),'1': (0,0,0)}
data2 = [cmap[letter] for letter in value]
dim = int(math.ceil(math.sqrt(len(value))))
img = Image.new('RGB', (dim, dim), "white")
img.putdata(data2)
desktoppath = os.path.expanduser("~/Desktop/")
img.save(desktoppath+'Item.bmp')