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RL-Zoo3 v2.0.0: Gymnasium Support
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@araffin araffin released this 23 Jun 13:00
· 21 commits to master since this release
v2.0.0
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Learn about vigilant mode.

Warning
Stable-Baselines3 (SB3) v2.0 will be the last one supporting python 3.7 (end of life in June 2023).
We highly recommended you to upgrade to Python >= 3.8.

SB3 Contrib (more algorithms): https://github.com/Stable-Baselines-Team/stable-baselines3-contrib
RL Zoo3 (training framework): https://github.com/DLR-RM/rl-baselines3-zoo
Stable-Baselines Jax (SBX): https://github.com/araffin/sbx

To upgrade:

pip install stable_baselines3 sb3_contrib rl_zoo3 --upgrade

or simply (rl zoo depends on SB3 and SB3 contrib):

pip install rl_zoo3 --upgrade

Breaking Changes

  • Fixed bug in HistoryWrapper, now returns the correct obs space limits
  • Upgraded to SB3 >= 2.0.0
  • Upgraded to Huggingface-SB3 >= 2.2.5
  • Upgraded to Gym API 0.26+, RL Zoo3 doesn't work anymore with Gym 0.21

New Features

  • Added Gymnasium support
  • Gym 0.26+ patches to continue working with pybullet and TimeLimit wrapper

Bug fixes

  • Renamed CarRacing-v1 to CarRacing-v2 in hyperparameters
  • Huggingface push to hub now accepts a --n-timesteps argument to adjust the length of the video
  • Fixed record_video steps (before it was stepping in a closed env)

Full Changelog: v1.8.0...v2.0.0

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