code: def _simulate_emulator(self, x: np.ndarray) -> float:
      try:
          from olympus import (
              Emulator,
          )  # pylint: disable=import-outside-toplevel
      except ImportError as e:
          raise ng.errors.UnsupportedExperiment(
              "Please install olympus for Olympus experiments"
          ) from e
  
      emulator = Emulator(
          dataset=self.dataset_kind, model=self.model_kind
      )
      return emulator.run(x)[0][0] * (
          -1 if emulator.get_goal() == "maximize" else 1
      )
  
file_path: nevergrad/nevergrad/functions/olympussurfaces/core.py
imports: import numpy
  from functools import partial
  from nevergrad.parametrization import parameter
  from ..base import ExperimentFunction
  import nevergrad
label_desc: Use image node_id 3 for calling the OlympusEmulator obj's underlying member method code with example usage: obj._simulate_emulator(x) and returns: unknown