code: def job_running(expt_dir, id):
      expt_grid = ExperimentGrid(expt_dir)
      expt_grid.set_running(id)
  
imports: import os
  import sys
  import tempfile
  import pickle
  import numpy
  import numpy.random
  from .spearmint_pb2 import *
  from .Locker import *
  from .sobol_lib import *
  from .helpers import *
  import logging
label_desc: Use image node_id 1 for calling the ExperimentGrid obj's underlying member method code with example usage: obj.job_running(expt_dir, id) without return types