code: def EndIndexDecrement(self):
      self.end_index = self.end_index - 1
      if self.end_op_idx > 0:
          self.end_op_idx = self.end_op_idx - 1
      else:
          self.end_net_idx = self.end_net_idx - 1
          mace_check(self.end_net_idx > 0)
          self.end_op_idx = self.net_op_nums[self.end_net_idx - 1] - 1
  
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 5 for calling the MultiNetDefInfo obj's underlying member method code with example usage: obj.EndIndexDecrement() without return types