class_docstr: This provides Inference Engine for pre-trained classification model.
code: def is_valid(self) -> bool:
      return False
  
file_path: MONAILabel/sample-apps/pathology/lib/infers/classification_nuclei.py
imports: import logging
  from typing import Any, Dict
  from monailabel.interfaces.tasks.infer_v2 import InferType
  from monailabel.tasks.infer.bundle import BundleInferTask
label_desc: Use image node_id 3 for calling the ClassificationNuclei obj's underlying member method code with example usage: obj.is_valid() and returns: False