code: def test_k_bins_discretizer_converter_dummy_data(self):
      data = np.array(
          [[1, 2, -3], [4, -3, 0], [0, 1, 4], [0, -5, 6]],
          dtype=np.float32,
      )
      self._test_k_bin_discretizer_base(data)
  
file_path: hummingbird/tests/test_sklearn_discretizer_converters.py
imports: import unittest
  import warnings
  import numpy
  import torch
  from sklearn.preprocessing import Binarizer, KBinsDiscretizer
  from sklearn.datasets import load_breast_cancer
  import hummingbird.ml
label_desc: Use image node_id 3 for calling the TestSklearnDiscretizers obj's underlying member method code with example usage: obj.test_k_bins_discretizer_converter_dummy_data() without return types