code: def __repr__(self) -> str:
      formatted_string = []
      arg_dict = {
          repr(self.trainer_cls.__name__): self.trainer_kwargs,
          "'TrainingArguments'": self.training_args_kwargs,
      }
      for arg_dict_key, arg_dict_single in arg_dict.items():
          formatted_string.append(arg_dict_key)
          for key, val in arg_dict_single.items():
              formatted_string.append(f"{key}: {val}")
      return "\n".join(formatted_string)
  
file_path: argilla/src/argilla/client/feedback/training/frameworks/trl.py
imports: import logging
  from typing import TYPE_CHECKING, Dict, List, Optional, Union
  from argilla.client.feedback.training.base import ArgillaTrainerSkeleton
  from argilla.client.feedback.training.schemas.base import TrainingTaskForDPO, TrainingTaskForPPO, TrainingTaskForRM, TrainingTaskForSFT
  from argilla.training.utils import filter_allowed_args
  from argilla.utils.dependency import require_dependencies, requires_dependencies
label_desc: Use image node_id 8 for calling the ArgillaTRLTrainer obj's underlying member method code with example usage: obj.__repr__() and returns: str