class_docstr: Unit test class for testing scikit-learn converter and running both models
code: def test_boston_housing_simple_regression(self):
      self._train_convert_evaluate_assert()
  
file_path: coremltools/coremltools/test/sklearn_tests/test_random_forest_regression_numeric.py
imports: import itertools
  import unittest
  import pandas
  import pytest
  from coremltools._deps import _HAS_SKLEARN
  from coremltools.models.utils import _is_macos, _macos_version, evaluate_regressor
label_desc: Use image node_id 4 for calling the RandomForestRegressorBostonHousingScikitNumericTest obj's underlying member method code with example usage: obj.test_boston_housing_simple_regression() without return types