class_docstr: The interface to declare a tester to run integration tests against.
docstr: Run the conversion of an Arrow IPC file to an Arrow IPC stream
docstr_tok: ["Run","the","conversion","of","an","Arrow","IPC","file","to","an","Arrow","IPC","stream"]
code: def file_to_stream(self, file_path, stream_path):
      """
      Run the conversion of an Arrow IPC file to an Arrow IPC stream
      """
      raise NotImplementedError
  
imports: from abc import ABC, abstractmethod
  import os
  import subprocess
  import typing
  from .util import log
label_desc: Use image node_id 5 for calling the Tester obj's underlying member method code with example usage: obj.file_to_stream(file_path, stream_path) without return types