class_docstr: An abstract base class for a training task.
  
  A ClassyTask encapsulates all the components and steps needed
  to train using a :class:`classy_vision.trainer.ClassyTrainer`.
class_docstr_tok: ["An","abstract","base","class","for","a","training","task",".","A","ClassyTask","encapsulates","all","the","components","and","steps","needed","to","train","using","a",":","class",":","`","classy_vision.trainer.ClassyTrainer","`","."]
docstr: Run an evaluation step.
  
  This corresponds to evaluating the model over one batch of data.
docstr_tok: ["Run","an","evaluation","step",".","This","corresponds","to","evaluating","the","model","over","one","batch","of","data","."]
code: def eval_step(self) -> None:
      """
      Run an evaluation step.
  
      This corresponds to evaluating the model over one batch of data.
      """
      pass
  
file_path: ClassyVision/classy_vision/tasks/classy_task.py
imports: from abc import ABC, abstractmethod
  from typing import Any, Dict
  from classy_vision.generic.util import log_class_usage
label_desc: Use image node_id 13 for calling the ClassyTask obj's underlying member method code with example usage: obj.eval_step() without return types