What's Changed

• Introduce DoublesEnv by @cameronangliss in #687
• Adding Gen9 Damage Calc by @caymansimpson in #721
• Make open team sheets data populate the battle object by @cameronangliss in #660
• Clean up gimmicks interface by @cameronangliss in #732
• move RandomPlayer to baselines.py by @cameronangliss in #726
• Leave battle room when finished by @cameronangliss in #727
• Minimal env interface by @cameronangliss in #714
• Update examples by @cameronangliss in #740

Bug fixes

• Make a fix for a bug with strict in SingleAgentWrapper by @cameronangliss in #728

Dev changes & Refactors

• Unit Test Coverage for #660 by @cameronangliss in #743
• Simplify env.py file by @cameronangliss in #741
• Refactor battle order by @cameronangliss in #734
• Account config refactor by @cameronangliss in #731
• Reorganizing modules and cleaning imports by @cameronangliss in #742

Full Changelog: 0.9.0...0.10.0

What's new

• Add packed parsing to TeambuilderPokemon by @hsahovic in #722
• Introduce SingleAgentWrapper by @cameronangliss in #686

Bug fixes

Dev changes

• Some more CI failure fixes by @cameronangliss in #720

Full Changelog: 0.8.4...0.9.0

What's new

• remove openai branding, update gym terminology with gymnasium by @acxz in #649
• open_timeout is configurable by @cameronangliss in #665
• Improved battle_against API by @cameronangliss in #657
• PettingZoo Integration by @cameronangliss in #664
• Add focus punch to _FROM_DATA by @cameronangliss in #670
• Organize gymnasium_api.py by @cameronangliss in #669
• Remove unnecessary callback parameters by @cameronangliss in #673
• Get rid of last_battle by @cameronangliss in #671
• Don't pass env into _EnvPlayer instantiation by @cameronangliss in #672
• ObservedPokemon enhancements, parse_battle_message fixes and StringBattleOrder by @caymansimpson in #676
• No more describe_embedding by @cameronangliss in #674
• None input maps to "pass" instead of DefaultBattleOrder by @cameronangliss in #659
• Move away from observation timeout by @cameronangliss in #688
• Introduce SinglesEnv by @cameronangliss in #683
• Replace Snow with Snowscape by @shrianshChari in #709
• Add backwards compatibility with servers that use Snow as the weather by @shrianshChari in #712
• Adding original_types as a property to Pokemon by @caymansimpson in #715

Bug fixes

• Revival Blessing Bugfix by @cameronangliss in #667
• Fix mistakes from #672 merge by @cameronangliss in #678
• Fix from protocol message format by @hsahovic in #690
• Fix concurrency bug by @cameronangliss in #695
• Fix several bugs getting caught by CI by @cameronangliss in #704
• Fix Reflect Type/Heart Swap errors by @TVFLabs in #711

Dev changes

• Update project dependencies and installation instructions by @hsahovic in #691

New Contributors

• @shrianshChari made their first contribution in #709
• @TVFLabs made their first contribution in #711

Full Changelog: 0.8.3...0.8.4

What's new

• Adding VolatileStatus by @caymansimpson in #556
• Added gen and format information to AbstractBattle by @caymansimpson in #558
• Enhancing ObservedPokemon and Adding naming consistency to terrastilized by @caymansimpson in #565
• Adding stats storage, name in Pokemon, and teampreview storage by @caymansimpson in #581
• Added Effect Handling, and reordered a set for lint by @caymansimpson in #593
• Added further Effects handling from Showdown parsing and fainting by @caymansimpson in #596
• Added proper handling for moves that create -singlemove effects in Sh… by @caymansimpson in #633
• Replaced rqid with Last Request by @caymansimpson in #634
• Add Effects for VGC 2024 by @caymansimpson in #642
• Added current_observation property to AbstractBattle by @caymansimpson in #639
• Added terastarstorm support for doubles by @caymansimpson in #640
• Copied split_message for more predictable handling by @caymansimpson in #641
• Adding support for Temporary Types and Abilities by @caymansimpson in #647
• Update support python versions by @hsahovic in #648
• Make some methods of Player static by @cameronangliss in #653
• Randomize team choice for each battle by @cameronangliss in #655
• Env can accept open sheets by @cameronangliss in #654

Bug fixes

• Fixed Move SideConditions and corrected protect classifications by @caymansimpson in #557
• Ignore opponent turning off battle timer by @BaiqingL in #583
• Fixing memory leak by @Benjamin-Etheredge in #591
• Fixed name and teambuilder handling by @caymansimpson in #638
• Added correct handling for pledge moves by @caymansimpson in #637
• Added correct interpretation of hospitality showdown protocol by @caymansimpson in #635
• SimpleHeuristicPlayer bugfix by @cameronangliss in #656

Dev changes

• Replace pyre with mypy by @hsahovic in #644

New Contributors

• @BaiqingL made their first contribution in #583
• @Benjamin-Etheredge made their first contribution in #591

Thank you for all your contributions!

Full Changelog: 0.8.2...0.8.3

Edit: this version never got deployed to Pypi because of a misconfigured toml file. All these changes have been introduced in 0.8.3.

What's new

• Adding VolatileStatus by @caymansimpson in #556
• Added gen and format information to AbstractBattle by @caymansimpson in #558
• Enhancing ObservedPokemon and Adding naming consistency to terrastilized by @caymansimpson in #565
• Adding stats storage, name in Pokemon, and teampreview storage by @caymansimpson in #581
• Added Effect Handling, and reordered a set for lint by @caymansimpson in #593
• Added further Effects handling from Showdown parsing and fainting by @caymansimpson in #596
• Added proper handling for moves that create -singlemove effects in Sh… by @caymansimpson in #633
• Replaced rqid with Last Request by @caymansimpson in #634
• Add Effects for VGC 2024 by @caymansimpson in #642
• Added current_observation property to AbstractBattle by @caymansimpson in #639
• Added terastarstorm support for doubles by @caymansimpson in #640
• Copied split_message for more predictable handling by @caymansimpson in #641
• Adding support for Temporary Types and Abilities by @caymansimpson in #647
• Update support python versions by @hsahovic in #648
• Make some methods of Player static by @cameronangliss in #653
• Randomize team choice for each battle by @cameronangliss in #655

Bug fixes

• Fixed Move SideConditions and corrected protect classifications by @caymansimpson in #557
• Ignore opponent turning off battle timer by @BaiqingL in #583
• Fixing memory leak by @Benjamin-Etheredge in #591
• Fixed name and teambuilder handling by @caymansimpson in #638
• Added correct handling for pledge moves by @caymansimpson in #637
• Added correct interpretation of hospitality showdown protocol by @caymansimpson in #635
• SimpleHeuristicPlayer bugfix by @cameronangliss in #656

Dev changes

• Replace pyre with mypy by @hsahovic in #644

New Contributors

• @BaiqingL made their first contribution in #583
• @Benjamin-Etheredge made their first contribution in #591

Thank you for all your contributions!

Full Changelog: 0.8.1...0.8.2

What's Changed

• Moving from gym to gymnasium by @cameronangliss in #467
• Complying with check_env by @cameronangliss in #472
• Switch documentation examples to notebooks and misc improvements by @hsahovic in #459
• Updated custom_teambuilder.py by @lcgabaldon in #513
• Adding enumerations for the target property of moves by @caymansimpson in #529
• Open Team Sheets by @caymansimpson in #533
• Add doubles logic to MaxBasePowerPlayer by @hsahovic in #537
• Observations & ObservedPokemon by @caymansimpson in #544
• Force Switch Battle Property Tracking Bugfix by @cameronangliss in #478
• Add STELLAR type in 70ea04d

New Contributors

• @lcgabaldon made their first contribution in #513
• @caymansimpson made their first contribution in #529

Full Changelog: 0.8.0...0.8.1

Features

• Create ps_client submodule
• Fix physical / special split for gen 4 and earlier
• Add ??? type
• Replace python 3.7 support with python 3.11 support

Bug Fixes

• Fix avatar setting
• Fix allyswitch on same turn as faint issue

Other changes

• Move from setup.py to pyproject.toml (thanks @cameronangliss!)
• Start using isort (thanks @cameronangliss!)
• Update deployment workflow
• Better type checking (thanks @cameronangliss!)
• Update teams used in integration tests
• Reorganize and update docs

New Contributors

• @cameronangliss made their first contribution in #398

Full Changelog: 0.7.1...0.7.2

This release adds Gen9EnvPlayer, as well as a couple of gen 9-related features, bug fixes and misc improvements.

Features:

• Add Gen9EnvPlayer class
• Add update_team method to Player objects
• Add tera support in the Teambuilder submodule, in parsing and team generation
• Add learnset to GenData objects
• Ignore OTS requests

Bug fixes & misc:

• Deal with Metronome and Nature Power move storage bug
• Add THERMAL_EXCHANGE effect
• Add gen9 diagnostic tool singles script
• Make SimpleHeuristicPlayer behave like a random agent in doubles
• Add tera options to random agents in singles and doubles
• Make GenData deepcopy return itself - it's a singleton class

Thanks to @AoifeHughes and @kodecreer for their contributions!

This release introduces basic gen 9 support. Random battles is the main format that has been tested - things are probably still a bit broken more generally. If you encounter something weird, please open an issue.

Features:

• Basic gen 9 support, including tera support
• Gen 9 effects
• Revamped data update scripts

Bug fixes:

• Typos in docs (#361)
• Fix a bug where spread zmoves message could freeze a battle
• Fix a bug where a disabled move error message could freeze a battle
• Fix recharge Move data
• Fix a bug in simple heurstic player choose move (#376)
• Fix a bug where some moves referencing other moves would get two pp uses instead of one (#355)
• Fix a bug where indented PS teams couldn't get parsed (#367)
• Fix max PP count. Now assumes maxed out PPs (#355)

• poke_env.utils are now poke_env.stats
• Create data submodule
• Create GenData class
• Bug fix: active pokemon is not set correctly when not all mons are selected in team-preview

This release is a step towards gen 9 support. Preliminary gen 9 support is available on #351