code: def seek(self, offset: int) -> None:
      self._fp.seek(offset)  # type: ignore
      self._index = offset
  
imports: import logging
  import os
  import struct
  import zlib
  from typing import TYPE_CHECKING, Optional, Tuple
  import wandb
label_desc: Use image node_id 5 for calling the DataStore obj's underlying member method code with example usage: obj.seek(offset) without return types