code: def run(self, data_dir):
      return self.f(*(arg(data_dir) for arg in self.args))
  
imports: import timeit
  import contextlib
  import hail
  import logging
  import os
  import re
  import shutil
  import signal
  from py4j.protocol import Py4JError
  from .resources import all_resources
label_desc: Use image node_id 2 for calling the Benchmark obj's underlying member method code with example usage: obj.run(data_dir) and returns: self