code: def eight_schools_params():
      """Share setup for eight schools."""
      return {
          "J": 8,
          "y": np.array([28.0, 8.0, -3.0, 7.0, -1.0, 1.0, 18.0, 12.0]),
          "sigma": np.array(
              [15.0, 10.0, 16.0, 11.0, 9.0, 11.0, 10.0, 18.0]
          ),
      }
  
imports: import gzip
  import importlib
  import logging
  import os
  import sys
  from typing import Any, Dict, List, Optional, Tuple, Union
  import cloudpickle
  import numpy
  import pytest
  from _pytest.outcomes import Skipped
  from packaging.version import Version
  from ..data import InferenceData, from_dict
label_desc: Use image node_id 1 for calling a global function with example usage: eight_schools_params() and returns: dict