Antonin RAFFIN

Hello, > Many people have attempted to create forks in the last years, however they fail to maintain it. > Since maintainability is a concern raised by @araffin, Just to...

> While it may seem like a maintenance load, it's actually not. It's not a maintenance load, but somehow no one, not even you, wants to maintain it in the...

Hello, you can use callback for that: https://github.com/DLR-RM/rl-baselines3-zoo/blob/27e081eb24419ee843ae1c329b0482db823c9fc1/rl_zoo3/callbacks.py#L207 See documentation too.

Original issue: https://github.com/Stable-Baselines-Team/stable-baselines3-contrib/issues/68 @CAI23sbP I would simplify by having a `hasattr()` check in `isinstance(env, VecEnv)`, or a `is_vec_env_wrapped(env, VecMaskWrapper)` Could you submit a PR with tests and doc?

Hello, thanks for the PR, could you rebase your PR from master instead of the `update/hf` branch?

> I will cherry-pick the commits I made to the branch and add them to master. Should I then create a new PR that originates from master? Almost. Start from...

Hello, > real-time robot control and was wondering if SBX supports the framestack using DummyVecEnv wrapper? A `VecFrameStack`, yes > Additionally, can SBX algorithms like crossQ perform update/gradient steps per...

Hello, could you elaborate?

> Actually, I found such PR https://github.com/Stable-Baselines-Team/stable-baselines3-contrib/pull/214 Yes, from the PR: "I decided not to add it to MaskeablePPO and RecurrentPPO since they require special rollout buffers." Custom rollout buffers...

> until it see's a board state that it has never seen before, then action mask makes all valid actions and invalid actions a word is missing there? I'm not...