code: def test_blackbox_existing_predictions_fuzzy(art_warning):
      try:
          x = np.array([0, 3])
          fuzzy_x = np.array([0, 3.00001])
          y = np.array([2.1, 1.8])
          bb = BlackBoxRegressor((x, y), (1,), fuzzy_float_compare=True)
          assert np.array_equal(
              bb.predict(fuzzy_x), y.astype(ART_NUMPY_DTYPE)
          )
  
      except ARTTestException as e:
          art_warning(e)
  
file_path: adversarial-robustness-toolbox/tests/estimators/regression/test_blackbox.py
imports: import pytest
  import numpy
  from art.estimators.regression import BlackBoxRegressor
  from art.config import ART_NUMPY_DTYPE
  from tests.utils import ARTTestException
label_desc: Use image node_id 3 for calling a global function with example usage: test_blackbox_existing_predictions_fuzzy(art_warning) without return types