code: def _finetune_question_answering(df, args):
      raise NotImplementedError(
          "Finetuning question-answering models is not yet supported."
      )
  
file_path: mindsdb/mindsdb/integrations/handlers/huggingface_handler/finetune.py
imports: import evaluate
  import nltk
  import numpy
  from datasets import Dataset
  from transformers import AutoConfig, AutoModelForSeq2SeqLM, AutoModelForSequenceClassification, AutoTokenizer, DataCollatorForSeq2Seq, Seq2SeqTrainingArguments, Trainer, TrainingArguments
label_desc: Use image node_id 6 for calling a global function with example usage: _finetune_question_answering(df, args) without return types