class_docstr: State Interpreter that interpret execution result of qlib executor into rl env state
class_docstr_tok: ["State","Interpreter","that","interpret","execution","result","of","qlib","executor","into","rl","env","state"]
code: def observation_space(self) -> gym.Space:
      raise NotImplementedError()
  
imports: from __future__ import annotations
  from typing import Any, Generic, TypeVar
  import gym
  import numpy
  from gym import spaces
  from qlib.typehint import final
  from .simulator import ActType, StateType
label_desc: Use image node_id 1 for calling the StateInterpreter obj's underlying member method code with example usage: obj.observation_space() without return types