code: def mkdir(path):
      sub_dir = os.path.dirname(path)
      if not os.path.exists(sub_dir):
          os.makedirs(sub_dir)
  
file_path: PaddleSeg/contrib/AutoNUE/core/predict_generate_autolabel.py
imports: import os
  import math
  import cv2
  import numpy
  import paddle
  from paddleseg import utils
  from core import infer_generate_autolabel
  from paddleseg.utils import logger, progbar
label_desc: Use image node_id 1 for calling a global function with example usage: mkdir(path) without return types