def METHOD_NAME(
    self, mock_mediapackage_channels, mock_medialive_indexed_channels
):
    """Command should do nothing when there is no mediapackage to process."""
    out = StringIO()
    mock_mediapackage_channels.return_value = []
    mock_medialive_indexed_channels.return_value = {}
    call_command("clean_mediapackages", stdout=out)
    self.assertEqual("", out.getvalue())
    out.close()