code: def __init__(self, stream: pyarrow.NativeFile, num_attempts: int):
      self._stream = stream
      self._num_attempts = num_attempts
  
imports: import os
  from typing import Any, Dict
  import pyarrow
  import pytest
  from pyarrow.fs import LocalFileSystem
  import ray
  from ray.data.block import BlockAccessor
  from ray.data.datasource import BlockBasedFileDatasink, RowBasedFileDatasink
label_desc: Use image node_id 1 to create a new FlakyOutputStream object  with example: obj = FlakyOutputStream(stream, num_attempts)