code: def infer_relative_search_space(
      self,
      study: "optuna.study.Study",
      trial: "optuna.trial.FrozenTrial",
  ) -> dict[str, BaseDistribution]:
      return {}
  
file_path: optuna/optuna/testing/samplers.py
imports: from __future__ import annotations
  from typing import Any
  import optuna
  from optuna.distributions import BaseDistribution
label_desc: Use image node_id 2 for calling the DeterministicSampler obj's underlying member method code with example usage: obj.infer_relative_search_space(study, trial) and returns: dict