code: def mark_process_dead(self) -> None:
      if self.multiproc:
          assert self._pid is not None
          assert (
              os.getpid() == self._pid
          ), "The current process's different than the process which the prometheus client gets created"
          self.prometheus_client.multiprocess.mark_process_dead(
              self._pid
          )
  
imports: from __future__ import annotations
  import logging
  import os
  import sys
  import typing
  from functools import partial
  from typing import TYPE_CHECKING
label_desc: Use image node_id 5 for calling the PrometheusClient obj's underlying member method code with example usage: obj.mark_process_dead() without return types