code: def _contains(self, param_value_in_internal_repr: float) -> bool:
      return True
  
file_path: optuna/optuna/testing/distributions.py
imports: from __future__ import annotations
  from typing import Any
  from optuna.distributions import BaseDistribution
label_desc: Use image node_id 2 for calling the UnsupportedDistribution obj's underlying member method code with example usage: obj._contains(param_value_in_internal_repr) and returns: True