code: def is_directory_archive(path):
      
      if path is None:
          return False
  
      if not _os.path.isdir(path):
          return False
  
      ini_path = '/'.join([_convert_slashes(path), 'dir_archive.ini'])
  
      if not _os.path.exists(ini_path):
          return False
  
      if _os.path.isfile(ini_path):
          return True
      return False
docs: Utility function that returns True if the path provided is a directory that has an SFrame or SGraph in it.
  
      SFrames are written to disk as a directory archive, this function identifies if a given directory is an archive
      for an SFrame.
  
      Parameters
      ----------
      path : string
          Directory to evaluate.
  
      Returns
      -------
      True if path provided is an archive location, False otherwise