text: import cv2 as cv
  import numpy as np
  
  img = cv.imread('photos/1.png')
  cv.imshow('Cats', img)
  
  blank = np.zeros(img.shape, dtype='uint8')
  cv.imshow('Blank', blank)
  
  gray = cv.cvtColor(img, cv.COLOR_BGR2GRAY)
  cv.imshow('Gray', gray)
  
  blur = cv.GaussianBlur(gray, (5,5), cv.BORDER_DEFAULT)
  cv.imshow('Blur', blur)
  
  canny = cv.Canny(blur, 125, 175)
  cv.imshow('Canny Edges', canny)
  
  # ret, thresh = cv.threshold(gray, 125, 255, cv.THRESH_BINARY)
  # cv.imshow('Thresh', thresh)
  
  contours, hierarchies = cv.findContours(canny, cv.RETR_LIST, cv.CHAIN_APPROX_SIMPLE)
  print(f'{len(contours)} contour(s) found!')
  
  cv.drawContours(blank, contours, -1, (0,0,255), 1)
  cv.imshow('Contours Drawn', blank)
  
  cv.waitKey(0)