code: def run_client(self, *args):
      i = args[-1]
      return asyncio.run(self.client(i))
  
file_path: perspective/python/perspective/bench/tornado/bench.py
imports: import logging
  import argparse
  import numpy
  import multiprocessing
  import asyncio
  import perspective
  from functools import partial
label_desc: Use image node_id 5 for calling the PerspectiveTornadoBenchmark obj's underlying member method code with example usage: obj.run_client() and returns: asyncio