Sort Picture with OpenCV as Display (not automaticaly)

sort.py

import numpy as np
import sys
import os
import cv2
import shutil

log = open('log.txt','a')
img = cv2.imread(sys.argv[1],1)
origimg = img
height, width, channels = img.shape
font = cv2.FONT_HERSHEY_SIMPLEX
cv2.putText(img,sys.argv[1],(10,200), font, 3,(255,255,255),7,cv2.LINE_AA)
cv2.putText(img,sys.argv[1],(0,200), font, 3,(0,0,0),7,cv2.LINE_AA)

maxHeight=700
maxWidth=700

if height > width:
    h = maxHeight
    w = int((maxHeight/height)*width)
else:
    w = maxWidth
    h = int((maxWidth/width)*height)

imS = cv2.resize(img, (w, h))
cv2.namedWindow("image", cv2.WND_PROP_FULLSCREEN)
cv2.setWindowProperty("image", cv2.WND_PROP_FULLSCREEN, cv2.WINDOW_FULLSCREEN)
cv2.imshow('image',imS)
k = cv2.waitKey(0)

#13 keep
#120 delete 
if k == 120:
    log.write("L - %s\n" % (sys.argv[1]))  
    os.remove(sys.argv[1])

elif k == 13:
    log.write("K - %s\n" % (sys.argv[1]))
    filename = os.path.dirname(sys.argv[1])
    i = 0
    while os.path.isfile("../sorted/%s_%s.jpg" % (filename,i)):
        i+=1 
    fname = "../sorted/%s_%s.jpg" % (filename,i)    
    shutil.copy(sys.argv[1],fname)

print(k)
log.close()
cv2.destroyAllWindows()