code: def __init__(self, obj, parent_addr, offset, type=None):
      self.obj = obj
      self.parent_addr = parent_addr
      self.offset = offset
      self.type = type
  
imports: from google.protobuf.descriptor import FieldDescriptor
  from utils.util import mace_check
  import sys
  import struct
  import tempfile
label_desc: Use image node_id 1 to create a new ObjInfo object  with example: obj = ObjInfo(obj, parent_addr, offset, type)