code: def load_gt_data(gt_path):
      """
      load gt
      @param gt_path:
      @return:
      """
      data_list = {}
      with open(gt_path, "rb") as f:
          lines = f.readlines()
          for line in tqdm(lines):
              data_line = line.decode("utf-8").strip("\n")
              info = json.loads(data_line)
              data_list[info["filename"]] = info
      return data_list
  
file_path: PaddleOCR/ppstructure/table/convert_label2html.py
imports: import json
  import argparse
  from tqdm import tqdm
label_desc: Use image node_id 4 for calling a global function with example usage: load_gt_data(gt_path) and returns: data_list