code: def gitUpdateIndexRefresh(self, gitRepo):
      try:
          gitProcess = subprocess.Popen(
              [
                  "git",
                  "update-index",
                  "-q",
                  "--ignore-submodules",
                  "--refresh",
              ],
              stdin=subprocess.PIPE,
              stdout=subprocess.PIPE,
              stderr=subprocess.PIPE,
              cwd=gitRepo,
          )
          _, _ = gitProcess.communicate()
          if gitProcess.returncode == 0:
              return True
      except OSError:
          cprint(
              "[ERROR] Failed to run 'git update-index -q --ignore-submodules --refresh' for "
              + gitRepo,
              "red",
          )
      return False
  
imports: import argparse
  import filecmp
  import os
  import re
  import sets
  import subprocess
  import sys
  from termcolor import cprint
label_desc: Use image node_id 16 for calling the CodeFormat obj's underlying member method code with example usage: obj.gitUpdateIndexRefresh(gitRepo) and returns: False, True