@pytest.fixture(autouse=True)
async def silent_ssdp_scanner(hass):
    'Start SSDP component and get Scanner, prevent actual SSDP traffic.'
    with patch('homeassistant.components.ssdp.Scanner._async_start_ssdp_listeners'), patch('homeassistant.components.ssdp.Scanner._async_stop_ssdp_listeners'), patch('homeassistant.components.ssdp.Scanner.async_scan'):
        (yield)
Start SSDP component and get Scanner, prevent actual SSDP traffic.
@pytest.fixture(autouse=True)
async def silent_ssdp_scanner(hass):
    
    with patch('homeassistant.components.ssdp.Scanner._async_start_ssdp_listeners'), patch('homeassistant.components.ssdp.Scanner._async_stop_ssdp_listeners'), patch('homeassistant.components.ssdp.Scanner.async_scan'):
        (yield)