code: def verifyFile(self, fileName, printDiff):
      commandList = [self.command]
      commandList.extend(self.verifyCommandArguments)
      commandList.append(fileName)
      try:
          verifyOutput = subprocess.check_output(
              commandList, stderr=subprocess.STDOUT
          )
      except subprocess.CalledProcessError as e:
          cprint(
              "[ERROR] "
              + fileName
              + " ("
              + e.output.rstrip("\r\n")
              + ")",
              "red",
          )
          return True
  
      diffOutput = ""
      if self.verifyOutputIsDiff:
          diffOutput = verifyOutput
      else:
          status, diffOutput = self.performGitDiff(
              fileName, verifyOutput
          )
          if status:
              return True
  
      if diffOutput != "":
          cprint("[NOT OK] " + fileName, "red")
          if printDiff:
              print(diffOutput.rstrip("\r\n"))
          return True
  
      print("[OK] " + fileName)
      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 6 for calling the CodeFormatter obj's underlying member method code with example usage: obj.verifyFile(fileName, printDiff) and returns: False, True, True, True