class_docstr: Simple replay buffer that operates over batches.
docstr: Initialize SimpleReplayBuffer.
  
  Args:
      num_slots: Number of batches to store in total.
docstr_tok: ["Initialize","SimpleReplayBuffer",".","Args",":","num_slots",":","Number","of","batches","to","store","in","total","."]
code: def __init__(
      self, num_slots: int, replay_proportion: Optional[float] = None
  ):
      """Initialize SimpleReplayBuffer.
  
      Args:
          num_slots: Number of batches to store in total.
      """
      self.num_slots = num_slots
      self.replay_batches = []
      self.replay_index = 0
  
file_path: ray/python/ray/rllib/execution/replay_ops.py
imports: from typing import Optional
  import random
  from ray.rllib.utils.replay_buffers.replay_buffer import warn_replay_capacity
  from ray.rllib.utils.typing import SampleBatchType
label_desc: Use image node_id 1 to create a new SimpleReplayBuffer object  with example: obj = SimpleReplayBuffer(num_slots, replay_proportion)