code: def flash(self, options):
      pass
  
imports: import fcntl
  import os
  import os.path
  import pathlib
  import select
  import shutil
  import subprocess
  import tarfile
  import time
  import re
  from tvm.micro.project_api import server
label_desc: Use image node_id 6 for calling the Handler obj's underlying member method code with example usage: obj.flash(options) without return types