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ptree_sez bugs for discrete action spaces

Status: Open.

#489 In opendilab/LightZero;

· esparano opened on Jun 14, 2026

Sampled MuZero / EfficientZero index out of bounds error in _compute_target_policy_non_reanalyzed

Status: Open.

Bug

#486 In opendilab/LightZero;

· esparano opened on Jun 9, 2026

[4, 64, 64] obs_shape only works for some Atari configs

Status: Open.

Bug

#484 In opendilab/LightZero;

· esparano opened on May 31, 2026

EfficientZero v2

algorithmNew algorithmNew algorithm

Status: Open.

#482 In opendilab/LightZero;

· esparano opened on May 28, 2026

Release PriorZero checkpoints on Hugging Face

discussionDiscussion of a typical issue or conceptDiscussion of a typical issue or concept

Status: Open.

#481 In opendilab/LightZero;

· NielsRogge opened on May 13, 2026

AttributeError: 'MCTS' object has no attribute 'get_next_actions_batch' [bug]

Status: Open.

Bug

#479 In opendilab/LightZero;

· weisili2016 opened on Apr 23, 2026

Fully migrate from gym to gymnasium

configNew or improved configurationNew or improved configuration

dependenciesIssue with Python package dependenciesIssue with Python package dependencies

Status: Open.

#471 In opendilab/LightZero;

· pminervini opened on Feb 4, 2026

可能的性能优化：

efficiency optimizationEfficiency optimization (time, memory and so on)Efficiency optimization (time, memory and so on)

Status: Open.

#460 In opendilab/LightZero;

· mycve opened on Dec 31, 2025

setting an array element with a sequence. The requested array has an inhomogeneous shape after 2 dimensions. The detected shape was (256, 6) + inhomogeneous part.

bugSomething isn't workingSomething isn't working

Status: Open.

#458 In opendilab/LightZero;

· svha1977 opened on Dec 11, 2025

关于项目的疑问

discussionDiscussion of a typical issue or conceptDiscussion of a typical issue or concept

efficiency optimizationEfficiency optimization (time, memory and so on)Efficiency optimization (time, memory and so on)

Status: Open.

#439 In opendilab/LightZero;

· mycve opened on Nov 9, 2025

something wrong when running metadrive

bugSomething isn't workingSomething isn't working

Status: Open.

#388 In opendilab/LightZero;

· xc4xpzhf opened on Jul 19, 2025