class_docstr: Override this class to collect customized auxiliary information from environment.
code: def __call__(self, simulator_state: StateType) -> AuxInfoType:
      return self.collect(simulator_state)
  
file_path: qlib/qlib/rl/aux_info.py
imports: from __future__ import annotations
  from typing import TYPE_CHECKING, Generic, Optional, TypeVar
  from qlib.typehint import final
  from .simulator import StateType
label_desc: Use image node_id 1 for calling the AuxiliaryInfoCollector obj's underlying member method code with example usage: obj.__call__(simulator_state) and returns: self