class_docstr: A Python execution environment.
  
  Encapsulates a namespace for variable lookup
class_docstr_tok: ["A","Python","execution","environment",".","Encapsulates","a","namespace","for","variable","lookup"]
docstr: Return state with no namespaces
docstr_tok: ["Return","state","with","no","namespaces"]
code: def __getstate__(*args, **kwargs):
      """
      Return state with no namespaces
      """
      return {"namespaces": [], "namespace": StackedLookup([])}
  
imports: from __future__ import annotations
  from collections.abc import MutableMapping
  from contextlib import suppress
  from dataclasses import dataclass
  from functools import lru_cache
  from typing import TYPE_CHECKING
label_desc: Use image node_id 8 for calling the Environment obj's underlying member method code with example usage: obj.__getstate__() and returns: dict