def add_child(self, *sprites):
        """Add child sprite. Child will be nested within parent"""
        for sprite in sprites:
            self._add(sprite)
        self._sort()
        self.redraw()
def add_child ( self , * sprites ) : for sprite in sprites : self . _add ( sprite ) self . _sort ( ) self . redraw ( )
Add child sprite. Child will be nested within parent