code: def get_job_exec_prefix(self, job: JobExecutorInterface):
      return f"cd {shlex.quote(self.workflow.workdir_init)}"
  
imports: import os
  from pathlib import Path
  import sys
  import time
  import shlex
  import concurrent.futures
  import subprocess
  from functools import partial
  from snakemake.common import async_run
  from snakemake.executors import change_working_directory
  from snakemake.settings import DeploymentMethod
  from snakemake_interface_executor_plugins.executors.base import SubmittedJobInfo
  from snakemake_interface_executor_plugins.executors.real import RealExecutor
  from snakemake_interface_executor_plugins.dag import DAGExecutorInterface
  from snakemake_interface_executor_plugins.workflow import WorkflowExecutorInterface
  from snakemake_interface_executor_plugins.logging import LoggerExecutorInterface
  from snakemake_interface_executor_plugins.jobs import JobExecutorInterface, SingleJobExecutorInterface, GroupJobExecutorInterface
  from snakemake_interface_executor_plugins.settings import ExecMode, CommonSettings
  from snakemake.shell import shell
  from snakemake.logging import logger
  from snakemake.exceptions import print_exception, get_exception_origin
  from snakemake.exceptions import format_error, RuleException, log_verbose_traceback
  from snakemake.exceptions import WorkflowError, SpawnedJobError, CacheMissException
label_desc: Use image node_id 4 for calling the Executor obj's underlying member method code with example usage: obj.get_job_exec_prefix(job) and returns: str, shlex