docstr: returns stateful tensors kept by this class.
docstr_tok: ["returns","stateful","tensors","kept","by","this","class","."]
code: def get_payload_tensors(self) -> List[StatefulTensor]:
      """returns stateful tensors kept by this class."""
      return [self._sharded_data_tensor]
  
file_path: colossalai/colossalai/legacy/zero/sharded_param/sharded_param.py
imports: from typing import List, Optional, Tuple
  import torch
  from colossalai.legacy.zero.gemini.stateful_tensor import StatefulTensor, TensorState
  from colossalai.legacy.zero.gemini.tensor_utils import colo_tensor_mem_usage
  from .sharded_tensor import ShardedTensor
label_desc: Use image node_id 2 for calling the ShardedParamV2 obj's underlying member method code with example usage: obj.get_payload_tensors() and returns: list