code: def unpack_from_dict(src: hk.Params, prefix: str) -> MutableBundle:
      """Returns pairs from src where key begins with prefix, cutting off prefix."""
      if not prefix:
          return {k: dict(v) for k, v in src.items()}
  
      l = len(prefix)
      return {
          k[l:]: dict(v) for k, v in src.items() if k.startswith(prefix)
      }
  
imports: from collections.abc import Mapping, MutableMapping
  import functools
  from typing import Any, Callable, Optional, TypeVar
  from haiku._src import base
  from haiku._src import data_structures
  from haiku._src import module
  from haiku._src import transform
  from haiku._src.typing import LiftingModuleType
label_desc: Use image node_id 2 for calling a global function with example usage: unpack_from_dict(src, prefix) and returns: unknown, unknown