code: def dummy_binary_predict_proba(self, x):
      scores = self.predict_proba_func(x)
      return np.stack((1 - scores, scores)).T
  
imports: import pytest
  import joblib
  import os
  import json
  import numpy
  import pandas
  from itertools import product
  import matplotlib
  from abc import ABC, abstractmethod
  import warnings
label_desc: Use image node_id 6 for calling the DummyModel obj's underlying member method code with example usage: obj.dummy_binary_predict_proba(x) and returns: np