query_engine = vector_index.as_query_engine(llm=llm)
response = query_engine.query(
    "What does the author do to live?"
)
print(response)

evaluator = FaithfulnessEvaluator(llm=llm)
eval_result = evaluator.evaluate_response(response=response)
print(str(eval_result.passing))

RuntimeError: asyncio.run() cannot be called from a running event loop