code: def add_to_scene(self):
      # self.parentItem().scene().addItem(self)
      self.setParentItem(self.parent)
      self.is_added = True
  
file_path: PaddleSeg/EISeg/eiseg/widget/bbox.py
imports: from qtpy import QtWidgets, QtGui, QtCore
  from qtpy.QtCore import Qt
label_desc: Use image node_id 8 for calling the BBoxAnnotation obj's underlying member method code with example usage: obj.add_to_scene() without return types