code: def update_pbtxt():
      """Update graph.pbtxt to use full path to label_map.txt."""
      edited_line = ""
      lines = []
      with open("%s/%s" % (FLAGS.root, FLAGS.pbtxt), "r") as f:
          lines = f.readlines()
          for line in lines:
              if "label_map_path" in line:
                  kv = line.split(":")
                  edited_line = kv[0] + (
                      ': "%s/%s"\n' % (FLAGS.root, FLAGS.label_map)
                  )
      with open("%s/%s" % (FLAGS.root, FLAGS.pbtxt), "w") as f:
          for line in lines:
              if "label_map_path" in line:
                  f.write(edited_line)
              else:
                  f.write(line)
  
imports: from __future__ import print_function
  import json
  import os
  import re
  import socket
  import subprocess
  import sys
  from absl import app
  from absl import flags
  import http.client
  import http.server
  from six.moves.urllib import parse
label_desc: Use image node_id 1 for calling a global function with example usage: update_pbtxt() without return types