code: def seek(self, offset: int, whence: int = io.SEEK_SET) -> int:
      if whence == io.SEEK_SET:
          self._cursor = offset
      elif whence == io.SEEK_CUR:
          self._cursor += offset
          pass
      elif whence == io.SEEK_END:
          self._cursor = len(self._memory) + offset
      else:
          raise ValueError(
              f"'whence' should be ``{io.SEEK_SET}``, ``{io.SEEK_CUR}``, or ``{io.SEEK_END}``, "
              f"but got {repr(whence)} instead"
          )
      return self.tell()
  
file_path: vision/torchvision/prototype/utils/_internal.py
imports: import collections.abc
  import difflib
  import io
  import mmap
  import platform
  from typing import BinaryIO, Callable, Collection, Sequence, TypeVar, Union
  import numpy
  import torch
  from torchvision._utils import sequence_to_str
label_desc: Use image node_id 3 for calling the ReadOnlyTensorBuffer obj's underlying member method code with example usage: obj.seek(offset, whence) and returns: self