code: def formatting_func_ppo(sample: Dict[str, Any]):
      return sample["text"]
  
imports: import os
  import re
  from collections import Counter
  from typing import TYPE_CHECKING, Any, Callable, Dict, Iterator, List
  import pytest
  from argilla.client.feedback.dataset import FeedbackDataset
  from argilla.client.feedback.schemas.records import FeedbackRecord
  from argilla.client.feedback.training.base import ArgillaTrainer
  from argilla.client.feedback.training.schemas.base import TrainingTask
  from argilla.client.feedback.training.schemas.return_types import DPOReturnTypes, PPOReturnTypes, RMReturnTypes, SFTReturnTypes
  from datasets import Dataset, DatasetDict
  from peft import LoraConfig, TaskType
  from transformers import AutoModelForCausalLM, AutoModelForSequenceClassification, AutoTokenizer
  from trl import AutoModelForCausalLMWithValueHead
  from tests.integration.client.feedback.helpers import formatting_func_dpo, formatting_func_ppo, formatting_func_rm, formatting_func_sft
  from tests.integration.training.helpers import train_with_cleanup
label_desc: Use image node_id 6 for calling a global function with example usage: formatting_func_ppo(sample) and returns: sample