class_docstr: A small serializable object to wrap literal values without copying
code: def __reduce__(self):
      return (literal, (self.data,))
  
imports: from __future__ import annotations
  from collections import defaultdict
  from collections.abc import Collection, Iterable, Mapping
  from typing import Any, Literal, TypeVar, cast, overload
  from dask.typing import Graph, Key, NoDefault, no_default
label_desc: Use image node_id 3 for calling the literal obj's underlying member method code with example usage: obj.__reduce__() and returns: literal,  self