docs: def OpenAsContainer(self):
      """Guesses a container from the current object."""
      if self.IsDirectory():
        return self
  
      # TODO(user): Add support for more containers here (e.g. registries, zip
      # files etc).
      else:  # For now just guess TSK.
        tsk_handler = self._handlers[rdf_paths.PathSpec.PathType.TSK]
        tsk_pathspec = rdf_paths.PathSpec(
            path="/", pathtype=rdf_paths.PathSpec.PathType.TSK)
        return tsk_handler(
            base_fd=self,
            handlers=self._handlers,
            pathspec=tsk_pathspec,
            progress_callback=self.progress_callback)