python cv2 compare only hue and saturation code example

Example: how to save the color graph n open cv

import cv2

#Reading images in color and grayscale
color_img = cv2.imread('cat.jpeg')
gray_img = cv2.imread('cat.jpeg',0)

#Displaying the image
cv2.imshow('Cat image', color_img)

#Storing the key pressed by user 
k = cv2.waitKey(0)

#Check if user hits ‘c’ or ‘g’ key
if( k == ord('c') ):
  cv2.imwrite('color.jpg', color_img )
  print("Image is saved color")
  cv2.destroyAllWindows()

if( k == ord('g') ):
  cv2.imwrite('gray.jpg', gray_img )
  print("Image saved in grayscale")
  cv2.destroyAllWindows()