code: def _fix_resblock_naming(transformer_params):
      """Fix resblock naming of old checkpoints."""
      if "resblocks_0" in transformer_params:
          # This checkpoint is already converted.
          return transformer_params
  
      fixed_params = copy.deepcopy(transformer_params)
      old_keys = list(fixed_params.keys())
      for old_key in old_keys:
          new_key = old_key.replace(".", "_")
          fixed_params[new_key] = fixed_params.pop(old_key)
  
      return fixed_params
  
imports: import copy
  from typing import Any, Dict, List, Mapping, Optional
  import flax.linen
  from flax.training import checkpoints
  import jax
  import jax.numpy
  import ml_collections
  from scenic.projects.owl_vit import layers
  from scenic.projects.owl_vit import matching_base_models
  from scenic.projects.owl_vit import utils
  from scenic.projects.owl_vit.clip import model
  from scenic.projects.owl_vit.clip import tokenizer
label_desc: Use image node_id 2 for calling a global function with example usage: _fix_resblock_naming(transformer_params) and returns: fixed_params, transformer_params