text: import cv2 as cv 
  
  img =cv.imread('../../images/shapes_image.png')
  
  cv.imshow('img', img)
  cv.waitKey(0)
  # define the Region of interests pixels coordinates 
  min_x = 20
  max_x = 300
  min_y =30
  max_y = 400
  # cropping the image 
  ROI  = img [min_y: max_y, min_x: max_x] # selected Region of image,(Region of intererst)
  cv.imshow('ROI', ROI)
  cv.waitKey(0)
  # blurring the region 
  blurred_region = cv.blur(ROI, (33,33))
  cv.imshow('blurred Region', blurred_region)
  cv.waitKey(0)
  img [min_y: max_y, min_x: max_x] = blurred_region
  cv.imshow('blurred_img with region', img)
  cv.waitKey(0)