Complete this program with a sharpen function that sharpens the edge of an image while keeping its original colors: from images import Image def main(): filename = input("Enter the image file name: ") image = Image(filename) newimage = sharpen(image, 20, 15) newimage.draw() if __name__ == "__main__": main()

from images import Image

def main():
   filename = input("Enter the image file name: ")
   image = Image(filename)
   newimage = sharpen(image, 20, 15)
   newimage.draw()
   
if __name__ == "__main__":
   main()