code: def b64_to_hex_id(string: B64MD5) -> HexMD5:
      return HexMD5(base64.standard_b64decode(string).hex())
  
file_path: wandb/wandb/sdk/lib/hashutil.py
imports: import base64
  import hashlib
  import mmap
  import os
  import sys
  from pathlib import Path
  from typing import NewType, Union
  from wandb.sdk.lib.paths import StrPath
label_desc: Use image node_id 4 for calling a global function with example usage: b64_to_hex_id(string) and returns: HexMD5