def METHOD_NAME(self):
    if not hasattr(self, 'path'):
        self.path = self.start_path
        invoke(setattr, self, 'scroll', 0, delay=.05)
        return
    self.scale = 1
    self.path = self.path
    self.button_parent.y = 0
    invoke(setattr, self, 'scroll', 0, delay=.1)