docstr: Transforms the response values by using log.
docstr_tok: ["Transforms","the","response","values","by","using","log","."]
code: def transform_response_values(self, values: np.ndarray) -> np.ndarray:
      """Transforms the response values by using log."""
      # ensure that minimal value is larger than 0
      if np.any(values <= 0):
          logger.warning(
              "Got cost of smaller/equal to 0. Replace by %f since we use"
              " log cost." % constants.MINIMAL_COST_FOR_LOG
          )
          values[
              values < constants.MINIMAL_COST_FOR_LOG
          ] = constants.MINIMAL_COST_FOR_LOG
  
      return np.log(values)
  
imports: from __future__ import annotations
  import numpy
  from smac import constants
  from smac.runhistory.encoder.encoder import RunHistoryEncoder
  from smac.utils.logging import get_logger
label_desc: Use image node_id 1 for calling the RunHistoryLogEncoder obj's underlying member method code with example usage: obj.transform_response_values(values) and returns: np