class_docstr: Base results class.
class_docstr_tok: ["Base","results","class","."]
docstr: Save predictions.
docstr_tok: ["Save","predictions","."]
code: def save_predictions(
      self,
      strategy_name,
      dataset_name,
      y_true,
      y_pred,
      y_proba,
      index,
      cv_fold,
      train_or_test,
  ):
      """Save predictions."""
      raise NotImplementedError()
  
imports: import os
  from abc import ABC, abstractmethod
  from warnings import warn
  import numpy
  from joblib import dump, load
label_desc: Use image node_id 2 for calling the BaseResults obj's underlying member method code with example usage: obj.save_predictions(strategy_name, dataset_name, y_true, y_pred, y_proba, index, cv_fold, train_or_test) without return types