class_docstr: Output single-line JSON objects.
  Carries over extra fields from the input.
class_docstr_tok: ["Output","single-line","JSON","objects",".","Carries","over","extra","fields","from","the","input","."]
code: def reports_score(self) -> bool:
      return True
  
imports: import json
  import sys
  from abc import ABC, abstractmethod
  from itertools import chain
  from typing import Optional
  import sockeye.constants
  from sockeye.utils import smart_open
  from .None import inference
label_desc: Use image node_id 3 for calling the JSONOutputHandler obj's underlying member method code with example usage: obj.reports_score() and returns: True