code: def create_perf_jobs(io_op_desc, log_dir, cmd_lines):
      py_cmd = ["python", os.path.join(script_path(), PERF_SCRIPT)]
  
      perf_jobs = []
      for cmd in cmd_lines:
          log_file = os.path.join(
              log_dir, get_log_file(io_op_desc, cmd)
          )
          job = Job(cmd_line=py_cmd + cmd, output_file=log_file)
          perf_jobs.append(job)
  
      return perf_jobs
  
imports: import os
  import sys
  import argparse
  import json
  import itertools
  import subprocess
  import shutil
  from test_ds_aio_utils import refine_integer_value
  from perf_sweep_utils import READ_OP_DESC, WRITE_OP_DESC, BENCH_LOG_DIR, READ_IO_DIR, WRITE_IO_DIR, READ_LOG_DIR, WRITE_LOG_DIR
label_desc: Use image node_id 9 for calling a global function with example usage: create_perf_jobs(io_op_desc, log_dir, cmd_lines) and returns: perf_jobs