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Changelog

0.8.0

  • add python 3.8 support
  • drop python 3.5 due to build issues on windows

0.7.1

  • fix discrete and multi-discrete action space filtering
  • fix random printfs when making environments
  • data fixes for AeroStar-GameBoy, ChaseHQII-Genesis, Geimos-Nes, MagicalTaruruutoKun-Genesis, KanshakudamaNageKantarouNoToukaidouGojuusanTsugi-Nes, TigerHeli-Nes (may change reward for these games, mostly these are bug fixes)

python 3.5 compatibility fix (thanks @kieran-lemayai!)

  • fix for new pyglet minor version that breaks backward compatibility (thanks @fsimond!)
  • json parsing fix (thanks @eaplatanios!)
  • minor memory leak fix (thanks @eaplatanios!)

0.7.0

  • move some buggy games from the stable integrations folder to experimental
  • minor bug fixes including fixes to a few game scenarios
  • more docs
  • add ability to use arbitrary additional integration directories
  • integration UI searches for current Python's Gym Retro data directory
  • import script can now accept files in addition to directories
  • you can now use RAM observations by sending obs_type=retro.Observations.RAM to retro.make
  • update Atari 2600 emulator

0.6.0

  • add cores for GB/C, GBA, GG, NES, SMS, SNES, TurboGrafx
  • add integration UI and searching
  • add basic scenario access to Lua
  • improve testing tooling
  • multi-agent support
  • cleaned up API:
    • everything involving data, e.g. game and state listing, file lookup and data path handling, has been moved into retro.data
    • importing retro.data.experiment or retro.data.contrib includes additional games and data that may not be as well-tested
    • retro.ACTIONS_* and retro.STATE_* have been replaced with retro.Actions.* and retro.State.* enums
    • retro.data.GameData objects no longer need an associated RetroEmulator object, though some functionality will not work
  • add screen cropping
  • added RetroEnv.get_action_meaning to describe the correlation between actions and buttons
  • fixed d-pad action filtering so e.g. UP+DOWN+LEFT reduces to LEFT instead of NOOP
  • add parallelism, lossless videos, info dict, disabling audio and numpy action dumping to playback_movies
  • update LuaJIT to 2.1.0-beta3

0.5.6

  • fix generating corrupted bk2s
  • reliabilty fixes and minor enhancements to playback_movies

0.5.5

  • allow Atari height to be different per game
  • update pybind11 dependency
  • add parallelism, lossless videos, info dict and numpy action dumping to playback_movies
  • fix crashes with TensorFlow

0.5.4

  • improved Windows support
  • refreshed Python memory access
  • build manylinux1-compatible wheels
  • minor documentation fixes
  • minor fixes to playback_movie script
  • update Atari 2600 emulator

0.5.3

  • fix Lua on Windows
  • add Windows support to import.sega_classics
  • only use system libzip if compatible

0.5.2

  • initial public release