from PIL import Image, ImageDraw, ImageChops
import glob, os

for infile in glob.glob("*.jpg"):
    file, ext = os.path.splitext(infile)
    imagename = file + ext
    img = Image.open(imagename)
    img_w, img_h = img.size
    if (round((img_w/img_h),1) != 1.9):
    	print (imagename)