docstr: Convert model state from the old implementation to the current format.
  
  Updates the state dict in place and returns True if the state dict was updated.
docstr_tok: ["Convert","model","state","from","the","old","implementation","to","the","current","format",".","Updates","the","state","dict","in","place","and","returns","True","if","the","state","dict","was","updated","."]
code: def _convert_model_state(self, state):
      """Convert model state from the old implementation to the current format.
  
      Updates the state dict in place and returns True if the state dict was updated.
      """
      pattern = r"blocks\.(?P<block_id_0>[0-9]*)\.(?P<block_id_1>[0-9]*)\._module\."
      repl = (
          r"blocks.\g<block_id_0>.block\g<block_id_0>-\g<block_id_1>."
      )
      trunk_dict = state["model"]["trunk"]
      new_trunk_dict = {}
      replaced_keys = False
      for key, value in trunk_dict.items():
          new_key = re.sub(pattern, repl, key)
          if new_key != key:
              replaced_keys = True
          new_trunk_dict[new_key] = value
      state["model"]["trunk"] = new_trunk_dict
      state["version"] = VERSION
      return replaced_keys
  
imports: import copy
  import math
  import re
  import warnings
  from collections import OrderedDict
  from typing import Any, Dict, Optional, Sequence
  import torch.nn
  from classy_vision.generic.util import is_pos_int, is_pos_int_tuple
  from .None import register_model
  from .classy_model import ClassyModel
  from .squeeze_and_excitation_layer import SqueezeAndExcitationLayer
label_desc: Use image node_id 7 for calling the ResNeXt obj's underlying member method code with example usage: obj._convert_model_state(state) and returns: replaced_keys