code: def get_config_file(name):
      """Get file with model config (downloads if necessary)."""
      err_str = "Model {} not found in the model zoo.".format(name)
      assert name in _MODEL_ZOO_CONFIGS.keys(), err_str
      config_url = os.path.join(_URL_CONFIGS, _MODEL_ZOO_CONFIGS[name])
      return cache_url(config_url, _DOWNLOAD_CACHE, _URL_CONFIGS)
  
file_path: pycls/pycls/models/model_zoo.py
imports: import os
  import pycls.core.builders
  import pycls.core.checkpoint
  from pycls.core.config import cfg, load_cfg, reset_cfg
  from pycls.core.io import cache_url
label_desc: Use image node_id 2 for calling a global function with example usage: get_config_file(name) and returns: cache_url