code: def get_csv_data():
      df = pd.DataFrame(TEST_CSV_DATA)
      return df.to_csv(index=False)
  
file_path: lightning-flash/tests/text/question_answering/test_data.py
imports: import json
  import os
  from pathlib import Path
  import pandas
  import pytest
  from flash.core.utilities.imports import _TOPIC_TEXT_AVAILABLE
  from flash.text import QuestionAnsweringData
label_desc: Use image node_id 1 for calling a global function with example usage: get_csv_data() and returns: df