code: def run_cli_json_prepend(
      cls, cl_args=None, prog=None, description=None
  ):
      # Prototype
      # Assumptions: no positional?
      parser = argparse.ArgumentParser(
          prog=prog, description=description
      )
      result = cls.run_from_parser_json_prepend(
          parser=parser, cl_args=cl_args
      )
      return result
  
imports: import argparse
  import attr
  import copy
  import inspect
  import json
  import shlex
  import sys
  import pathlib
  from typing import Any, Tuple
  from jiant.utils.python.io import read_json
  from jiant.utils.python.datastructures import combine_dicts
label_desc: Use image node_id 4 for calling the RunConfig obj's underlying member method code with example usage: obj.run_cli_json_prepend(cls, cl_args, prog, description) and returns: result