code: def unwrap(self) -> T:
      if self.value is EVENTUAL:
          raise ValueError("UNWRAP")
  
      return self.value
  
imports: import dataclasses
  import inspect
  from types import SimpleNamespace
  from typing import TYPE_CHECKING, cast, Any, Callable, ClassVar, Generic, TypeVar
  from gluonts.itertools import select
  from gluonts.pydantic import pydantic, dataclass
label_desc: Use image node_id 3 for calling the Eventual obj's underlying member method code with example usage: obj.unwrap() and returns: self