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Update dependencies of BoTorch and Numpy

bugSomething isn't workingSomething isn't working

Status: Open.

#271 In optuna/optuna-integration;

· M-Colley opened on Mar 17, 2026

_get_constraint_funcs has lambda closure bug causing all constraints to evaluate to same value

bugSomething isn't workingSomething isn't working

Status: Open.

#267 In optuna/optuna-integration;

· arnelg opened on Jan 21, 2026

multiprocessed OptunaSearchCV on lightGBM (sklearn-api) with early stopping callback seem to share a single callback object

bugSomething isn't workingSomething isn't working

Status: Open.

#240 In optuna/optuna-integration;

· yangqi-su opened on Jul 2, 2025

Add the support for XGBoost 3.0.0

bugSomething isn't workingSomething isn't working

Status: Open.

#216 In optuna/optuna-integration;

· c-bata opened on Mar 28, 2025

Fix Flake8 Errors in CI

code-fixChange that does not change the behavior, such as code refactoring.Change that does not change the behavior, such as code refactoring.

contribution-welcomeIssue that welcomes contribution.Issue that welcomes contribution.

Status: Open.

#202 In optuna/optuna-integration;

· sawa3030 opened on Jan 31, 2025

Add backward compatibility with older Pytorch Lightning versions

code-fixChange that does not change the behavior, such as code refactoring.Change that does not change the behavior, such as code refactoring.

Status: Open.

#161 In optuna/optuna-integration;

· charlesjhill opened on Sep 3, 2024

LightGBM integration doesn't work properly if you are trying to maximize a custom metric

bugSomething isn't workingSomething isn't working

Status: Open.

#141 In optuna/optuna-integration;

· volker48 opened on Jul 19, 2024