import dbus
from time import sleep

# define some nice dbus helper, which I really like, cause make code easier to read :)
def getDbusObject (bus, busname , objectpath , interface):
        dbusObject = bus.get_object(busname, objectpath)
        return dbus.Interface(dbusObject, dbus_interface=interface)

#[METHOD]    org.freedesktop.Notifications.Notify( s:app_name, u:id, s:icon, s:summary, s:body, as:actions, a{sv}:hints, i:timeout ) -> ( u:return_id )

bus = dbus.SessionBus()
notify = getDbusObject(bus, "org.freedesktop.Notifications", "/org/freedesktop/Notifications", "org.freedesktop.Notifications")
id = notify.Notify("test", 0, "", "Sending SMS...", "To: Marcin", [], {}, 0)
sleep(3)
id = notify.Notify("test", id, "", "Message sent!", "To: Marcin", [], {}, 5000)
sleep(8)
id = notify.Notify("test", id, "", "Message received by recipient!", "Marcin", [], {} , 5000)
sleep(2)
id = notify.Notify("test", 0, "", "New incoming message!", "From: Marcin", [], {} , 5000)
sleep(5)