code: def create_classifiers_disagree():
      clf1 = create_base_classifier(return_value=np.ones(1))
      clf_2 = create_base_classifier(return_value=np.zeros(1))
      return [clf1, clf_2]
  
imports: import unittest.mock
  from unittest.mock import Mock, MagicMock
  import numpy
  import pytest
  from sklearn.exceptions import NotFittedError
  from sklearn.neighbors import KNeighborsClassifier
  from deslib.base import BaseDS
  from deslib.util.dfp import frienemy_pruning_preprocessed
  from .conftest import create_base_classifier
label_desc: Use image node_id 9 for calling a global function with example usage: create_classifiers_disagree() and returns: list