Source code for gemseo.problems.scalable.data_driven.study.result

# -*- coding: utf-8 -*-
# Copyright 2021 IRT Saint Exupéry, https://www.irt-saintexupery.com
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# modify it under the terms of the GNU Lesser General Public
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

# Contributors:
#    INITIAL AUTHORS - initial API and implementation and/or initial
#         documentation
#        :author:  Matthias De Lozzo
#    OTHER AUTHORS   - MACROSCOPIC CHANGES
"""
Scalability study - Result
==========================
"""
from __future__ import division, unicode_literals

import logging
import pickle

from gemseo.utils.py23_compat import Path

LOGGER = logging.getLogger(__name__)

RESULTS_DIRECTORY = Path("results")


[docs]class ScalabilityResult(object): """Scalability Result.""" def __init__(self, name, id_scaling, id_sample): """Constructor. :param str name: name of the scalability result. :param int id_scaling: scaling identifiant :param int id_sample: sample identifiant """ self.name = name self.id_scaling = id_scaling self.id_sample = id_sample self.algo = None self.algo_options = None self.formulation_options = None self.formulation = None self.scaling = None self.n_calls = None self.n_calls_linearize = None self.n_calls_top_level = None self.n_calls_linearize_top_level = None self.exec_time = None self.original_exec_time = None self.status = None self.is_feasible = None self.disc_names = None self.old_varsizes = None self.new_varsizes = None self.output_names = None
[docs] def get( self, algo, algo_options, formulation, formulation_options, scaling, n_calls, n_calls_linearize, n_calls_top_level, n_calls_linearize_top_level, exec_time, status, is_feasible, disc_names, output_names, old_varsizes, new_varsizes, ): """Get a scalability result for a given optimization strategy and a given scaling strategy. :param str algo: name of the optimization algorithm :param dict algo_options: options of the optimization algorithm :param str formulation: name of the MDO formulation :param dict formulation_options: options of the MDO formulation :param scaling: scaling strategy :param list(int) n_calls: number of calls for each discipline :param list(int) n_calls_linearize: number of linearization for each discipline :param list(int) n_calls_top_level: number of calls for each discipline :param list(int) n_calls_linearize_top_level: number of linearization for each discipline :param float exec_time: execution time :param int status: status of the optimization scenario :param bool is_feasible: feasibility of the optimization solution :param list(str) disc_names: list of discipline names :param dict output_names: list of output names :param dict old_varsizes: old variable sizes :param dict new_varsizes: new variable sizes """ self.algo = algo self.algo_options = algo_options self.formulation = formulation self.formulation_options = formulation_options self.scaling = scaling self.n_calls = n_calls self.n_calls_linearize = n_calls_linearize self.n_calls_top_level = n_calls_top_level self.n_calls_linearize_top_level = n_calls_linearize_top_level self.exec_time = exec_time self.status = status self.is_feasible = is_feasible self.disc_names = disc_names self.output_names = output_names self.old_varsizes = old_varsizes self.new_varsizes = new_varsizes
[docs] def get_file_path(self, study_directory): """Get file path. :param str study_directory: study directory name. """ fname = Path(self.name).with_suffix(".pkl") fpath = Path(study_directory) / RESULTS_DIRECTORY / fname return fpath
[docs] def save(self, study_directory): """Save a scalability result into a pickle file whose name is the name of the ScalabilityResult instance. :param str study_directory: study directory name. """ fpath = self.get_file_path(study_directory) result = { "algo": self.algo, "algo_options": self.algo_options, "formulation": self.formulation, "formulation_options": self.formulation_options, "scaling": self.scaling, "n_calls": self.n_calls, "n_calls_linearize": self.n_calls_linearize, "n_calls_top_level": self.n_calls_top_level, "n_calls_linearize_top_level": self.n_calls_linearize_top_level, "exec_time": self.exec_time, "status": self.status, "is_feasible": self.is_feasible, "disc_names": self.disc_names, "output_names": self.output_names, "old_varsizes": self.old_varsizes, "new_varsizes": self.new_varsizes, } with fpath.open("wb") as fout: pickle.dump(result, fout) return fpath
[docs] def load(self, study_directory): """Load a scalability result from a pickle file whose name is the name of the ScalabilityResult instance.""" fname = self.name + ".pkl" fpath = Path(study_directory) / RESULTS_DIRECTORY / fname with fpath.open("rb") as fin: result = pickle.load(fin) self.algo = result["algo"] self.formulation = result["formulation"] self.scaling = result["scaling"] self.n_calls = result["n_calls"] self.n_calls_linearize = result["n_calls_linearize"] self.n_calls_top_level = result["n_calls_top_level"] self.n_calls_linearize_top_level = result["n_calls_linearize_top_level"] self.exec_time = result["exec_time"] self.status = result["status"] self.is_feasible = result["is_feasible"] self.disc_names = result["disc_names"] self.output_names = result["output_names"] self.old_varsizes = result["old_varsizes"] self.new_varsizes = result["new_varsizes"]