0.2.5

New feature

Multi-agent Reinforcement Learning: https://tianshou.readthedocs.io/en/latest/tutorials/tictactoe.html (#122)

Documentation

Add a tutorial of Batch class to standardized the behavior of Batch: https://tianshou.readthedocs.io/en/latest/tutorials/batch.html (#142)

Bugfix

• Fix inconsistent shape in A2CPolicy and PPOPolicy. Please be careful when dealing with log_prob (#155)
• Fix list of tensors inside Batch, e.g., Batch(a=[np.zeros(3), torch.zeros(3)]) (#147)
• Fix buffer update when stack_num > 0 (#154)
• Remove useless kwargs