code: def build_multinode_image(source_image: str, target_image: str):
      """Build docker image from source_image.
  
      This docker image will contain packages needed for the fake multinode
      docker cluster to work.
      """
      tempdir = tempfile.mkdtemp()
  
      dockerfile = os.path.join(tempdir, "Dockerfile")
      with open(dockerfile, "wt") as f:
          f.write(f"FROM {source_image}\n")
          f.write("RUN sudo apt update\n")
          f.write("RUN sudo apt install -y openssh-server\n")
  
      subprocess.check_output(
          f"docker build -t {target_image} .", shell=True, cwd=tempdir
      )
  
      shutil.rmtree(tempdir)
  
imports: import argparse
  import os
  import shutil
  import subprocess
  import tempfile
label_desc: Use image node_id 1 for calling a global function with example usage: build_multinode_image(source_image, target_image) without return types