code: def showFileHeaderData(peInstance):
      
      
      fileHeaderFields = peInstance.ntHeaders.fileHeader.getFields()    
      print "[+] IMAGE_FILE_HEADER values:\n"
      for field in fileHeaderFields:
          print "--> %s = 0x%08x" % (field,  fileHeaderFields[field].value)
docs: Prints IMAGE_FILE_HEADER fields.