v0.4.8

API Change

1. stop value is not the necessary field in config, defaults to math.inf, users can indicate max_env_step or max_train_iter in training entry to run the program with a fixed termination condition.

Env

1. fix gym hybrid reward dtype bug (#664)
2. fix atari env id noframeskip bug (#655)
3. fix typo in gym any_trading env (#654)
4. update td3bc d4rl config (#659)
5. polish bipedalwalker config

Algorithm

1. add EDAC offline RL algorithm (#639)
2. add LN and GN norm_type support in ResBlock (#660)
3. add normal value norm baseline for PPOF (#658)
4. polish last layer init/norm in MLP (#650)
5. polish TD3 monitor variable

Enhancement

1. add MAPPO/MASAC task example (#661)
2. add PPO example for complex env observation (#644)
3. add barrier middleware (#570)

Fix

1. fix abnormal collector log and add record_random_collect option (#662)
2. fix to_item compatibility bug (#646)
3. fix trainer dtype transform compatibility bug
4. fix pettingzoo 1.23.0 compatibility bug
5. fix ensemble head unittest bug

Style

1. fix incompatible gym version bug in Dockerfile.env (#653)
2. add more algorithm docs

New Repo

1. LightZero: A lightweight and efficient MCTS/AlphaZero/MuZero algorithm toolkit.

Full Changelog: v0.4.6...v0.4.7

Contributors: @PaParaZz1 @zjowowen @puyuan1996 @SolenoidWGT @Super1ce @karroyan @zhangpaipai @eltociear