torchrl.trainers.algorithms.configs.utils.SparseAdamConfig

class torchrl.trainers.algorithms.configs.utils.SparseAdamConfig(lr: float = 0.001, betas: tuple[float, float] = (0.9, 0.999), eps: float = 1e-08, _target_: str = 'torch.optim.SparseAdam', _partial_: bool = True)

SparseAdam 最佳化器的配置。