code: def load_dict(filename):
      """Load the vocabularies.
  
      Args:
          filename (str): Filename of user, item or category vocabulary.
  
      Returns:
          dict: A saved vocabulary.
      """
      with open(filename, "rb") as f:
          f_pkl = pkl.load(f)
          return f_pkl
  
imports: import os
  from sklearn.metrics import roc_auc_score, log_loss, mean_squared_error, accuracy_score, f1_score
  import numpy
  import yaml
  import zipfile
  import pickle
  from recommenders.datasets.download_utils import maybe_download
label_desc: Use image node_id 13 for calling a global function with example usage: load_dict(filename) and returns: f_pkl