code: def get_chord_notation(chord_list):
      chord_res = "{"
      for chord_note in chord_list:
          chord_res += str(chord_note) + ","
      chord_res = chord_res[:-1]
      chord_res += "}"
  
      return chord_res
  
file_path: Mozart/src/main.py
imports: from commonfunctions import *
  from pre_processing import *
  from connected_componentes import *
  from staff import calculate_thickness_spacing, remove_staff_lines, coordinator
  from segmenter import Segmenter
  from fit import predict
  from glob import glob
  import cv2
  import pickle
  from scipy.ndimage import binary_fill_holes
  from skimage.morphology import thin
  import argparse
label_desc: Use image node_id 4 for calling a global function with example usage: get_chord_notation(chord_list) and returns: chord_res