9 Pull requests merged by 8 people

• [hotfix] Add version constraint on blackdoc

  #6145 merged Jun 11, 2025

• Refactor return statement style in optuna/storages/_rdb/models.py for consistency among the codebase

  #6143 merged Jun 9, 2025

• Simplify tuple return in test_trial.py

  #6141 merged Jun 9, 2025

• Simplify tuple return in optuna/visualization/_terminator_improvement.py

  #6139 merged Jun 9, 2025

• Refactor return standardization in optim_mixed.py

  #6140 merged Jun 9, 2025

• Fix CI

  #6137 merged Jun 9, 2025

• Refactor and speed up HV3D

  #6124 merged Jun 6, 2025

• Add assume_pareto for hv calculation in _calculate_weights_below_for_multi_objective

  #6129 merged Jun 6, 2025

• Update docstrings of _get_best_trial to follow coding conventions.

  #6122 merged Jun 5, 2025

4 Pull requests opened by 3 people

• Calculate hypervolume in HSSP using sum of contributions

  #6130 opened Jun 5, 2025

• Use hypervolume difference as upperbound of contribs in HSSP

  #6131 opened Jun 5, 2025

• Refactor `tell_with_warning` to avoid unnecessary `get_trial` call

  #6133 opened Jun 6, 2025

• Use iterator for lazy evaluation in journal storage’s `read_logs`

  #6144 opened Jun 11, 2025

4 Issues closed by 3 people

• `JSONDecodeError` in `JournalStorage`

  #5138 closed Jun 10, 2025

• Incompatible types when running mypy hook

  #6142 closed Jun 9, 2025

• BruteForceSampler fails to resume study when run fails

  #5097 closed Jun 8, 2025

• Continue study after a break

  #6132 closed Jun 6, 2025

2 Issues opened by 2 people

• Remove the version constraint on blackdoc

  #6146 opened Jun 11, 2025

• Use `return a, b` instead of `return (a, b)`

  #6136 opened Jun 7, 2025

5 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• Improve parallelization document

  #6123 commented on Jun 6, 2025 • 13 new comments

• Add FAQ for case sensitivity problem with MySQL

  #6127 commented on Jun 7, 2025 • 7 new comments

• Document Behavior of `optuna.pruners.PercentilePruner`, `optuna.pruners.SuccessiveHalvingPruner` and `optuna.pruners.HyperbandPruner`

  #6092 commented on Jun 6, 2025 • 0 new comments

• Fix: Resolve PG17 incompatibility for ENUMS in CASE statements

  #6099 commented on Jun 9, 2025 • 0 new comments

• Clean up GP-related docs

  #6125 commented on Jun 9, 2025 • 0 new comments