Error running the example code

[novinsh]

I receive this error when running the example code:

  warnings.warn(
/opt/anaconda3/envs/dirichletcal/lib/python3.12/site-packages/sklearn/model_selection/_validation.py:927: UserWarning: Scoring failed. The score on this train-test partition for these parameters will be set to nan. Details: 
Traceback (most recent call last):
  File "/opt/anaconda3/envs/dirichletcal/lib/python3.12/site-packages/sklearn/model_selection/_validation.py", line 916, in _score
    scores = scorer(estimator, X_test, y_test, **score_params)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/anaconda3/envs/dirichletcal/lib/python3.12/site-packages/sklearn/metrics/_scorer.py", line 317, in __call__
    return self._score(partial(_cached_call, None), estimator, X, y_true, **_kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/anaconda3/envs/dirichletcal/lib/python3.12/site-packages/sklearn/metrics/_scorer.py", line 409, in _score
    y_pred = method_caller(
             ^^^^^^^^^^^^^^
  File "/opt/anaconda3/envs/dirichletcal/lib/python3.12/site-packages/sklearn/metrics/_scorer.py", line 96, in _cached_call
    result, _ = _get_response_values(
                ^^^^^^^^^^^^^^^^^^^^^
  File "/opt/anaconda3/envs/dirichletcal/lib/python3.12/site-packages/sklearn/utils/_response.py", line 235, in _get_response_values
    raise ValueError(
ValueError: FullDirichletCalibrator should either be a classifier to be used with response_method=predict_proba or the response_method should be 'predict'. Got a regressor with response_method=predict_proba instead.

Here's the version of packages I have installed:

Python                    3.12.13
jax                       0.9.2  
jaxlib                    0.9.2 
numpy                     2.4.4 
scikit-learn              1.8.0 
scipy                     1.17.1