code: def test_hash_dict_numpy_types():
      d = {"float32": np.float32(1)}
      assert hash_dict(d) == b"uqtgWB"
  
imports: import functools
  import json
  import logging
  import numpy
  import pandas
  import pytest
  from fsspec.config import conf
  from ludwig.api import LudwigModel
  from ludwig.data.cache.types import CacheableDataframe
  from ludwig.data.dataset_synthesizer import build_synthetic_dataset_df
  from ludwig.utils.data_utils import add_sequence_feature_column, figure_data_format_dataset, get_abs_path, hash_dict, NumpyEncoder, PANDAS_DF, read_csv, read_html, read_parquet, sanitize_column_names, use_credentials
  from tests.integration_tests.utils import private_param
label_desc: Use image node_id 5 for calling a global function with example usage: test_hash_dict_numpy_types() without return types