Writer¶ class torchrl.data.replay_buffers.Writer(compilable: bool = False)[source]¶ A ReplayBuffer base Writer class. abstract add(data: Any) → int[source]¶ Inserts one piece of data at an appropriate index, and returns that index. abstract extend(data: Sequence) → Tensor[source]¶ Inserts a series of data points at appropriate indices, and returns a tensor containing the indices.