code: def default_model():
      
      project_root = get_project_root()
      models_dir = os.path.join(project_root, "models")
      curr_dir = os.getcwd()
      if os.path.commonprefix([models_dir, curr_dir]) == models_dir and \
         curr_dir != models_dir:
          latest_model = curr_dir
      else:
          latest_model = get_latest_folder(models_dir)
      return latest_model
docs: Get a path for a default value for the model. Start searching in the
      current directory.