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increase default ppo batch size from 64 to 256 #405

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2 changes: 1 addition & 1 deletion stable_baselines3/ppo/ppo.py
Original file line number Diff line number Diff line change
Expand Up @@ -71,7 +71,7 @@ def __init__(
env: Union[GymEnv, str],
learning_rate: Union[float, Schedule] = 3e-4,
n_steps: int = 2048,
batch_size: Optional[int] = 64,
batch_size: Optional[int] = 256,
n_epochs: int = 10,
gamma: float = 0.99,
gae_lambda: float = 0.95,
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