code: def model_parameters():
      params = {
          "itemnum": 85930,
          "usernum": 63114,
          "maxlen": 50,
          "num_blocks": 2,
          "hidden_units": 100,
          "num_heads": 1,
          "dropout_rate": 0.1,
          "l2_emb": 0.0,
          "num_neg_test": 100,
      }
      return params
  
file_path: recommenders/tests/unit/recommenders/models/test_sasrec_model.py
imports: import os
  import pytest
  from collections import defaultdict
label_desc: Use image node_id 1 for calling a global function with example usage: model_parameters() and returns: params