code: def __init__(self):
      self.cleaner = Cleaner(
          tags=_ALLOWED_TAGS, attributes=_ALLOWED_ATTRIBUTES
      )
  
imports: import threading
  from bleach.sanitizer import Cleaner
  import markdown
  from tensorboard import context
  from tensorboard.backend import experiment_id
  from tensorboard.util import tb_logging
label_desc: Use image node_id 1 to create a new _CleanerStore object from inherited base classes: threading with example: obj = _CleanerStore()