list_devices.py 文件源码

def scan_devices( duration = 10 ):
    """
    This causes the bluetooth system to scan for any broadcasting devices. Once found, the devices get added to a
    dbus backed database specific for bluetooth for retrieval later.

    Args:
        duration (int): the amount of time that the scan should run for in seconds.
    """
    adapter = DeviceManager().find_adapter()

    adapter.StartDiscovery()

    mainloop = GObject.MainLoop()
    GObject.timeout_add(duration * 1000, quit, mainloop)
    mainloop.run()