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Changelog

All notable changes to Hyperactive are documented in this file.

[Unreleased]

Documentation

  • Add missing torch entries in README and documentation (#239)
  • Update landing page and styling
  • Change formatting and key features in README
  • Rework entire README with mermaid diagram and updated links
  • Fix links, add overview diagram hover effect
  • Hide toc parents

Bug Fixes

  • Fix _score_params and add tests; fix errors masked by try... except block (#237)
  • Add warnings to exception and fix bug
  • Override _predict_proba

Maintenance

  • Fix formatting
  • Remove unused dependency
  • Remove workflow
  • Update CONTRIBUTING.md
  • Update PULL_REQUEST_TEMPLATE.md
  • Change n_iter in examples

[v5.0.3] - 2025-12-15

Documentation

  • Preload font, add animation of right sidebar
  • Add explanations, change title styling, add links
  • Rework user-guide, add diagrams
  • Change API reference optimizer pages
  • Add light/dark logo, fix logo font/text
  • Cleanup README, update links
  • Add link to legacy docs
  • Add nav-bar logo, change title and sidebar
  • Rework landing page: Quick Install, Examples, Integrations, Optimization backends
  • Add multiple pages and small corrections
  • Separate examples pages
  • Add Python examples via literalinclude with tests
  • Dynamically get supported Python versions, update CSS
  • Add static content and readthedocs skeleton

Maintenance

  • Add keywords and classifiers to pyproject.toml
  • Ensure tests are not skipped
  • Remove custom Docker container from CI, add Dockerfile
  • Move doctests, add dependency, fix doctest
  • Add --no-cache-dir flag, run targeted tests first
  • Add auto-pr-label and draft-changelog workflows
  • Add PR template
  • Python 3.14 compatibility and Python 3.9 end-of-life (#202)

Enhancements

  • Add PyTorch Lightning integration (#203)
  • skpro integration (#200)

Bug Fixes

  • Fix cmaes optimizer tests

Dependencies

  • Bump pytest from 9.0.1 to 9.0.2 (#218)
  • Bump pytest from 8.4.2 to 9.0.1 (#206)

[v5.0.2] - 2025-09-20

Bug Fixes

  • Fix TSCOptCV integration for metric function input (#190)

[v5.0.1] - 2025-09-19

Enhancements

  • Add optuna optional import (#187)

Documentation

  • Minor improvements to README: white background for logo, link table formatting (#186)

[v5.0.0] - 2025-09-14

Breaking Changes

  • Complete v5 API redesign (#185)
  • Change BaseOptimizer.run method to BaseOptimizer.solve (#159)
  • Rename toy module to bench (#164)
  • Experiments: uniform call signature and terminology (#178)
  • Refactor callbacks/catch parameter
  • Remove add_search method

Enhancements

  • sktime integration for time series classification (#173)
  • sktime integration for forecasters (#157)
  • optuna optimizer interface (#155)
  • Add optimization algorithms from GFO (#127)
  • Parallelization backends for grid and random search (#150, #162)
  • Allowing old function API to be passed as experiment (#152)
  • Sign handling in experiments and optimization (#142)
  • Quick testing utility check_estimator (#130)
  • Implement sklearn-approved experiment class
  • Add composite optimizer class (enabling parallel via add method)

Bug Fixes

  • Fix selection direction, scorer handling, and fit kwargs; resolve sktime doctest (#182)
  • Fix params ignored in SktimeForecastingExperiment (#175)
  • Fix docstrings of benchmark toy experiments (#171)
  • Fix sklearn v1.7 compatibility (#138)

Maintenance

  • Lint entire repository using pre-commit (#156)
  • Code quality job (#151)
  • Raise scikit-learn bound to <1.8 (#145, #149)
  • Cleanup v4 (#165)
  • Change master to main (#166)
  • Restore sklearn integration tests (#167)
  • Change examples to v5 (#168)

Dependencies

  • Bump pytest from 8.4.0 to 8.4.2 (#129, #137, #181)

[v4.8.0] - 2024-08-14

Enhancements

  • Add support for numpy v2 and pandas v2
  • Add testing for Python 3.12

Maintenance

  • Transfer setup.py to pyproject.toml
  • Change project structure to src-layout
  • Read version from pyproject file

[v4.7.0] - 2024-07-29

Enhancements

  • Add Genetic Algorithm and Differential Evolution optimizers
  • Add constrained optimization example to README

Maintenance

  • Add linter
  • Remove Python 3.5, 3.6, 3.7 from supported versions
  • Update requirement files

[v4.6.0] - 2023-10-27

Enhancements

  • Add constrained optimization support (constraints parameter in API)
  • Add constraint class with support in optimization strategies

Documentation

  • Add examples: constrained optimization, grid search, Lipschitz optimization, stochastic hill climbing, direct algorithm, downhill simplex, Powell's method, pattern search, spiral optimization

[v4.5.0] - 2023-08-27

Enhancements

  • Add early stopping support in optimization strategies
  • Print additional results from the objective function
  • Pass early_stopping parameter to optimization backend
  • Add type hints for basic API

Bug Fixes

  • Log warning if getting max score fails (when all scores are NaN)
  • Fix verbosity for progress-bar
  • Remove empty lines on no verbosity (#71)

[v4.4.0] - 2023-03-01

Enhancements

  • Add optimization strategy feature with custom strategies
  • Add tqdm progress-bar with description and postfix
  • Add SpiralOptimization and LipschitzOptimizer
  • Add Direct Algorithm
  • Add Ray support for parallelization
  • Add times parameter to .search_data() for eval and iter times
  • Add callbacks feature
  • Add exception handling (catch parameter)
  • Add pass_through parameter
  • Add SMBO warm start support in optimization strategies (#54)

Bug Fixes

  • Create deepcopy of optimizer (#62)

Maintenance

  • Extend Python versions to 3.11
  • Add contributing.md

Dependencies

  • Bump GFO requirement version

[v4.0.0] - 2021-12-01

Initial v4 release.