class_docstr: The interface to declare a tester to run integration tests against.
docstr: Run the conversion of an Arrow IPC stream to an
  Arrow IPC file
docstr_tok: ["Run","the","conversion","of","an","Arrow","IPC","stream","to","an","Arrow","IPC","file"]
code: def stream_to_file(self, stream_path, file_path):
      """
      Run the conversion of an Arrow IPC stream to an
      Arrow IPC file
      """
      raise NotImplementedError
  
imports: from abc import ABC, abstractmethod
  import os
  import subprocess
  import typing
  from .util import log
label_desc: Use image node_id 4 for calling the Tester obj's underlying member method code with example usage: obj.stream_to_file(stream_path, file_path) without return types