code: def __init__(self, kernel_scale=0.7, **kwargs):
      self.kernel_scale = kernel_scale
  
imports: import os
  import cv2
  import random
  import pyclipper
  import paddle
  import numpy
  from ppocr.utils.utility import check_install
  import scipy.io
  from PIL import Image
  import paddle.vision.transforms
label_desc: Use image node_id 1 to create a new MakeShrink object  with example: obj = MakeShrink(kernel_scale)