class_docstr: Base strategy for trading
class_docstr_tok: ["Base","strategy","for","trading"]
docstr: A hook for doing sth after the upper level executor finished its execution (for example, finalize
  the metrics collection).
docstr_tok: ["A","hook","for","doing","sth","after","the","upper","level","executor","finished","its","execution","(","for","example",",","finalize","the","metrics","collection",")","."]
code: def post_upper_level_exe_step(self) -> None:
      """
      A hook for doing sth after the upper level executor finished its execution (for example, finalize
      the metrics collection).
      """
  
imports: from __future__ import annotations
  from abc import ABCMeta, abstractmethod
  from typing import Any, Generator, Optional, TYPE_CHECKING, Union
  from typing import Tuple
  from ..backtest.decision import BaseTradeDecision
  from ..backtest.utils import CommonInfrastructure, LevelInfrastructure, TradeCalendarManager
  from ..rl.interpreter import ActionInterpreter, StateInterpreter
  from ..utils import init_instance_by_config
label_desc: Use image node_id 14 for calling the BaseStrategy obj's underlying member method code with example usage: obj.post_upper_level_exe_step() without return types