code: def rename_key(key):
      regex = r"\w+[.]\d+"
      pats = re.findall(regex, key)
      for pat in pats:
          key = key.replace(pat, "_".join(pat.split(".")))
      return key
  
file_path: diffusers/src/diffusers/models/modeling_flax_pytorch_utils.py
imports: import re
  import jax.numpy
  from flax.traverse_util import flatten_dict, unflatten_dict
  from jax.random import PRNGKey
  from ..utils import logging
label_desc: Use image node_id 1 for calling a global function with example usage: rename_key(key) and returns: key