code: def get_json_catalog_path(default_dataset_catalog_path: str) -> str:
      """
      Gets dataset catalog json file absolute path.
      Optionally set environment variable VISSL_DATASET_CATALOG_PATH for dataset catalog path.
      Useful for local development and/or remote server configuration.
      """
      dataset_catalog_path = os.environ.get(
          "VISSL_DATASET_CATALOG_PATH", default_dataset_catalog_path
      )
  
      # If catalog path is the default and we cannot find it, we want to continue without failing.
      if os.environ.get("VISSL_DATASET_CATALOG_PATH", False):
          assert g_pathmgr.exists(
              dataset_catalog_path
          ), f"Dataset catalog path: { dataset_catalog_path } not found."
  
      return dataset_catalog_path
  
imports: import collections
  import collections.abc
  import logging
  import os
  import random
  import sys
  import tempfile
  import time
  from functools import partial, wraps
  from typing import Tuple
  import numpy
  import pkg_resources
  import torch
  import torch.multiprocessing
  from iopath.common.file_io import g_pathmgr
  from scipy.sparse import csr_matrix
  from vissl.utils.extract_features_utils import ExtractedFeaturesLoader
label_desc: Use image node_id 13 for calling a global function with example usage: get_json_catalog_path(default_dataset_catalog_path) and returns: dataset_catalog_path