code: def close_transport(self):
      if self._proc is not None:
          proc = self._proc
          self._proc = None
          proc.terminate()
          proc.wait()
  
imports: import fcntl
  import os
  import os.path
  import pathlib
  import select
  import shutil
  import subprocess
  import tarfile
  import time
  import re
  from tvm.micro.project_api import server
label_desc: Use image node_id 9 for calling the Handler obj's underlying member method code with example usage: obj.close_transport() without return types