code: def __init__(self, multi_net_def, layers):
      self.init_multi_net_def_info(multi_net_def)
      self.EndIndexDecrement()
      self.handle_index(layers)
  
imports: import argparse
  import copy
  import os
  import sh
  import yaml
  from py_proto import mace_pb2
  from transform.base_converter import ConverterUtil
  from transform.base_converter import MaceKeyword
  from transform.base_converter import MaceOp
  from transform.hexagon_converter import HexagonOp
  from utils.config_parser import DataFormat
  from utils.config_parser import ModelKeys
  from utils.util import mace_check
label_desc: Use image node_id 1 to create a new MultiNetDefInfo object  with example: obj = MultiNetDefInfo(multi_net_def, layers)