class_docstr: Abstract base class for training defences.
docstr: Create a adversarial training object
code: def __init__(
      self, classifier: "CLASSIFIER_LOSS_GRADIENTS_TYPE"
  ) -> None:
      """
      Create a adversarial training object
      """
      self._classifier = classifier
  
file_path: adversarial-robustness-toolbox/art/defences/trainer/trainer.py
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import abc
  from typing import TYPE_CHECKING
  import numpy
label_desc: Use image node_id 1 to create a new Trainer object from inherited base classes: abc with example: obj = Trainer(classifier)