code: def test_hash_bucket(self):
      np.random.seed(1337)
      res = hash_bucket("Prof-specialty", 1000)
      assert res < 1000
  
file_path: analytics-zoo/pyzoo/test/zoo/models/recommendation/test_recommender_utils.py
imports: import pytest
  from zoo.models.recommendation.utils import *
  from zoo.common.nncontext import *
  from test.zoo.pipeline.utils.test_utils import ZooTestCase
label_desc: Use image node_id 3 for calling the TestRecommenderUtils obj's underlying member method code with example usage: obj.test_hash_bucket() without return types