def _activate(self, icon):
        """Handle a left click event (show the menu)."""
        self._popup_menu(icon, button=0, time=Gtk.get_current_event_time(),
                         extended=False)
def _activate ( self , icon ) : self . _popup_menu ( icon , button = 0 , time = Gtk . get_current_event_time ( ) , extended = False )
Handle a left click event (show the menu).