code: def click_recognize(self):
      digit_index = self.__recognizer.recognize(self.__user_pattern)
      messagebox.showinfo(
          "Recognition - Result",
          "Most probably input digit is " + str(digit_index),
      )
  
imports: from pyclustering.nnet.som import som, type_conn
  from pyclustering.samples.definitions import IMAGE_DIGIT_SAMPLES
  from pyclustering.utils import read_image, rgb2gray
  from tkinter import *
  from tkinter import messagebox
  import math
  import pickle
  import os
  import random
label_desc: Use image node_id 6 for calling the digit_application obj's underlying member method code with example usage: obj.click_recognize() without return types