code: def delete_files_for_process(server_id):
      """
      Delete logfile for fastdeployserver process.
      Args:
          server_id(str): fastdeployserver process name
      """
      if os.path.exists(
          os.path.join(FASTDEPLOYSERVER_PATH, "{}".format(server_id))
      ):
          logfilename = get_process_logfile_name(server_id)
          # delete file ${logfilename} if exists
          if os.path.exists(
              os.path.join(
                  FASTDEPLOYSERVER_PATH, "{}".format(logfilename)
              )
          ):
              os.remove(
                  os.path.join(
                      FASTDEPLOYSERVER_PATH, "{}".format(logfilename)
                  )
              )
          os.remove(
              os.path.join(
                  FASTDEPLOYSERVER_PATH, "{}".format(server_id)
              )
          )
  
imports: import copy
  import json
  import os
  import random
  import re
  import signal
  import string
  from collections import defaultdict
  from subprocess import Popen
  from subprocess import STDOUT
  import google.protobuf.json_format
  import google.protobuf.text_format
  import psutil
  import requests
  from .proto.model_config_pb2 import ModelConfig
  from visualdl.utils.dir import FASTDEPLOYSERVER_PATH
label_desc: Use image node_id 20 for calling a global function with example usage: delete_files_for_process(server_id) without return types