class_docstr: Mock BackendEngine that implements nothing, to test base class.
class_docstr_tok: ["Mock","BackendEngine","that","implements","nothing",",","to","test","base","class","."]
code: def __init__(self, base, X, Y, Z):  # noqa: D107
      self.base = base
      pass
  
imports: import sys
  import numpy
  from fairlearn.adversarial._adversarial_mitigation import _AdversarialFairness
  from fairlearn.adversarial._pytorch_engine import PytorchEngine
  from fairlearn.adversarial._tensorflow_engine import TensorflowEngine
  from fairlearn.adversarial._backend_engine import BackendEngine
label_desc: Use image node_id 1 to create a new RemoveAll object from inherited base classes: BackendEngine with example: obj = RemoveAll(base, X, Y, Z)