code: def check_root(root_path=default_root_path):
      if not os.path.exists(root_path):
          os.mkdir(root_path)
          os.mkdir(os.path.join(root_path, "benchmark"))
          os.mkdir(os.path.join(root_path, "pretrain"))
          os.mkdir(os.path.join(root_path, "pretrain/nre"))
  
imports: from .None import encoder
  from .None import model
  from .None import framework
  import torch
  import os
  import sys
  import json
  import numpy
  import logging
label_desc: Use image node_id 1 for calling a global function with example usage: check_root(root_path) without return types