def f_l_pixel(pict):
# @param pict: Picture
  allPix = getPixels(pict)
  print "Colore del primo pixel: ", getColor(getPixel(pict,0,0))
  print "Colore dell'ultimo pixel: ", getColor(getPixel(pict,getWidth(pict)-1,getHeight(pict)-1))
 
f_l_pixel(makePicture(pickAFile()))