(self, trial_id: int)
Read a trial.

        Args:
            trial_id:
                ID of the trial.

        Returns:
            Trial with a matching trial ID.

        Raises:
            :exc:`KeyError`:
                If no trial with the matching ``trial_id`` exists.
Read a trial.
Read a trial .
def get_trial(self, trial_id: int) -> FrozenTrial:
        """Read a trial.

        Args:
            trial_id:
                ID of the trial.

        Returns:
            Trial with a matching trial ID.

        Raises:
            :exc:`KeyError`:
                If no trial with the matching ``trial_id`` exists.
        """
        raise NotImplementedError
def get_trial ( self , trial_id : int ) -> FrozenTrial : raise NotImplementedError