code: def test_get_match_array_signed_unsigned_and_binary(self):
      pass
  
file_path: auto-sklearn/test/test_pipeline/test_create_searchspace_util_classification.py
imports: from collections import OrderedDict
  import numpy
  from ConfigSpace.configuration_space import ConfigurationSpace
  from ConfigSpace.hyperparameters import CategoricalHyperparameter
  import autosklearn.pipeline.create_searchspace_util
  from autosklearn.pipeline.components.classification.lda import LDA
  from autosklearn.pipeline.components.classification.liblinear_svc import LibLinear_SVC
  from autosklearn.pipeline.components.feature_preprocessing.no_preprocessing import NoPreprocessing
  from autosklearn.pipeline.components.feature_preprocessing.pca import PCA
  from autosklearn.pipeline.components.feature_preprocessing.random_trees_embedding import RandomTreesEmbedding
  from autosklearn.pipeline.components.feature_preprocessing.truncatedSVD import TruncatedSVD
  import unittest
label_desc: Use image node_id 2 for calling the TestCreateClassificationSearchspace obj's underlying member method code with example usage: obj.test_get_match_array_signed_unsigned_and_binary() without return types