def test_stop_polling(verbose):
    """test_stop_polling.

    DGILibHousekeeping.stop_polling
    """
    dgilib = DGILib(verbose=verbose)
    dgilib.discover()
    device_sn = dgilib.get_device_serial()
    dgilib.dgi_hndl = dgilib.connect(device_sn)
    assert dgilib.stop_polling() is None
    assert dgilib.stop_polling() is None
    dgilib.start_polling()
    assert dgilib.stop_polling() is None
    dgilib.disconnect()
def test_start_polling(verbose):
    """test_start_polling.

    DGILibHousekeeping.start_polling
    """
    dgilib = DGILib(verbose=verbose)
    dgilib.discover()
    device_sn = dgilib.get_device_serial()
    dgilib.dgi_hndl = dgilib.connect(device_sn)
    assert dgilib.start_polling() is None
    # assert dgilib.start_polling() is None
    # dgilib.stop_polling()  # All tests seems to pass without this as well
    dgilib.disconnect()