code: def test_check_estimator():
      check_estimator(MCB())
  
file_path: DESlib/deslib/tests/dcs/test_mcb.py
imports: import numpy
  import pytest
  from sklearn.linear_model import Perceptron
  from sklearn.utils.estimator_checks import check_estimator
  from deslib.dcs.mcb import MCB
label_desc: Use image node_id 1 for calling a global function with example usage: test_check_estimator() without return types